Unwanted hair in Toronto & Markham: Removal
Diolaze 808nm Diode · Soprano XL Triple Wavelength · Fotona Nd:YAG 1064nm · Safe for All Fitzpatrick I–VI Skin Types · Protocol Overseen by Dr. Dan Xu, M.D., CCFP
Quick Answer
Unwanted hair refers to excess hair growth on the face or body that a person wishes to reduce or remove. At ID Cosmetic Clinic in Markham and Toronto, Dr. Dan Xu, M.D., CCFP, personally assesses each patient and oversees laser hair removal treatment, which works by delivering targeted light energy to damage hair follicles and inhibit regrowth. Treatment is suitable for most skin types and body areas. A typical course involves multiple sessions spaced several weeks apart for progressive, long-lasting reduction.
View Contents (15)
- 01 Dr. Xu's Rea…
- 02 What is unwanted …
- 03 Five Common Cause…
- 04 4 Commonly confus…
- 05 Why must clients …
- 06 6 Treatment Optio…
- 07 Dr. Xu’s 6-…
- 08 Treatment Timelin…
- 09 Are You a Candida…
- 10 ID Physician-Led …
- 11 Dr. Dan Xu — one …
- 12 《Timeless Asian B…
- 13 Why Is ID Cosmeti…
- 14 Pricing for Unwan…
- 15 Risks & Cont…
Dr. Xu's Real Cases: Unwanted hair
Real clients treated personally by Dr. Dan Xu at ID Cosmetic Clinic in Markham. Every client signed a Media Release Form. Photos are unretouched clinical records; results vary between patients with skin type and aftercare, and are not guaranteed.
01Arm Hair Cleared
- Concern
- Before treatment the arm close-up shows dense, long fine hair covering the skin.
- Outcome
- After treatment the arm skin is smooth and hair-free with an even tone.
- Maintenance
- Strict sun protection during the course; complete the remaining sessions as scheduled.
02Underarm Hair Cleared
- Concern
- Before treatment the underarm shows dense hair.
- Outcome
- After treatment the underarm skin is clean and smooth with the hair cleared.
- Maintenance
- Strict sun protection and no irritants during the course; complete the remaining sessions as scheduled.
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What is unwanted hair? Why is laser hair removal the only currently available long-term solution?
Unwanted hair (hirsutism / hypertrichosis) refers to hair growth in undesired areas that exceeds personal or social aesthetic expectations — including fine facial hair, upper lip, chin, underarms, bikini line, limbs, back, and more. It may be caused bygenetic predisposition, androgen levels, PCOS, age, and medicationsand other multifactorial causes. Razors, waxing, and depilatory creams only remove the hair shaft by physical or chemical means — the follicle remains intact, and hair regrows at its original density.Only laser and intense pulsed light treatments that use selective photothermolysis to destroy follicular stem cells can achieve permanent hair reduction (the FDA-recognized term: Permanent Hair Reduction)..
Why can’t shaving or waxing address the root cause?
Shaving only cuts the hair shaft; waxing only removes the hair shaft —Follicular stem cells remain entirely intact,2-4 New hair will continue to grow back within weeks. Repeated waxing over time can even lead to folliculitis and ingrown hairs.
Why Do Asian and Darker-Skinned Clients Need a Specialist Protocol?
Fitzpatrick III–V Higher epidermal melanin content means conventional IPL and Alexandrite 755 nm energy is readily absorbed by the epidermis, increasing the risk of burns and post-inflammatory hyperpigmentation (PIH).Diolaze 808nm + Nd:YAG 1064nm is the gold standard for deeper skin tones.
Why Does Laser Hair Removal Require Multiple Sessions?
Hair classificationAnagen (growth phase), catagen (regression phase), and telogen (resting phase)Laser energy only targets follicles in the active growth phase (anagen). At any given time, only 20–30% of follicles are in this phase — which is why 6–10 sessions are needed to reach all follicle cycles.
Why Are Certain Areas More Resistant to Treatment?
Fine facial vellus hair contains less melanin and sits in shallower follicles; the chin and upper lip are influenced byOngoing androgenic stimulation;PCOS / Hypertrichosis requires combined endocrine evaluation. These areas typically require more sessions and ongoing maintenance.
Clinical notes:At many medspas across Toronto and Markham, a single IPL device is used on all body areas and all skin types — this is the most common cause of burns in Asian and deeper-skin-tone clients. Dr. Xu’s protocolBased on hair color, skin tone, treatment area, and hormonal backgroundWe select from Diolaze, Soprano XL, or Nd:YAG based on your individual profile — never a one-device-fits-all approach.
Five Common Causes of Unwanted Hair — It’s Not Always Genetics
At consultation, Dr. Xu first screens for the following underlying causes, because hormonally driven excessive hair growth cannot be resolved by laser hair removal alone.
1. Genetic predisposition / ethnic background
Clients of South Asian, Middle Eastern, and Mediterranean backgrounds tend to have higher baseline hair density. Asian clients typically have darker hair with strong contrast against the skin — making hair visually prominent even at moderate density — and often seek removal for this reason.
2. Androgen levels (PCOS / hypertrichosis)
Conditions such as polycystic ovary syndrome (PCOS), adrenal hyperplasia, and androgen-secreting tumours can causeVellus Vellus hair → Terminal hairconversion, typically presenting as coarse hair on the upper lip, chin, areolae, or midline abdomen — requiring a combined endocrinology assessment.
3. drug-induced
Long-term use of corticosteroids, minoxidil, cyclosporine, phenytoin, danazol, and similar medications can induceMedication-Induced Hair Growth (Hypertrichosis),A prior assessment is needed to determine whether the medication can be reduced or switched.
4. Age-related changes and hormonal fluctuations
In perimenopausal women, declining estrogen and relative androgen elevation commonly produce new coarse hair along the jawline; similar hormonal shifts occur during puberty and pregnancy.
5. Triggered by incorrect hair removal habits
Long-term waxing or tweezing can stimulate follicles to produce coarser hair, and may lead to ingrown hairs, folliculitis, and post-inflammatory hyperpigmentation (PIH) — all of which complicate subsequent laser treatment.
4 Commonly confused hair concerns — key differentiating points
Not every case of “I feel I have too much hair” is straightforward laser hair removal. The table below outlines the 4 most common clinical distinctions.
Hirsutism
Hirsutism · Androgen-dependent| Distribution | Upper lip / chin / chest / abdominal midline / thighs (androgenic distribution pattern) |
|---|---|
| Hair texture / type | Coarse dark terminal hair |
| Triggering factor | PCOS / Elevated androgen levels |
| requires screening | Six-panel sex hormone panel + ovarian ultrasound |
| First-line treatment | Laser hair removal + integrated endocrine management |
Hypertrichosis
Hypertrichosis · Non-hormone-dependent| Distribution | Generalized or localized diffuse growth (non-androgenic pattern) |
|---|---|
| Hair texture / type | Vellus Vellus or terminal hair — both are treatable |
| Triggering factor | Genetics / medications / trauma and friction |
| requires screening | Medication history and family history |
| First-line treatment | laser hair removal alone is sufficient |
Ingrown hairs / folliculitis
Pseudofolliculitis Barbae| Distribution | Neck / bikini line / underarms |
|---|---|
| presentation | Red papules with ingrown hairs curling beneath the skin |
| Triggering factor | Shaving / waxing + curly hair texture |
| requires screening | clinical visual examination |
| First-line treatment | laser hair removal is the preferred approach (addressing both hair removal and ingrown hairs simultaneously) |
Vellus Hair (fine, light peach-fuzz)
Vellus · Fine, light-coloured vellus hair| Distribution | Full face / arms |
|---|---|
| Hair texture / type | Fine, short, and light-coloured — minimal melanin content |
| Triggering factor | Normal physiological |
| requires screening | None |
| First-line treatment | Laser has limited efficacy (insufficient chromophore target); electrolysis may be considered as an alternative. |
⚠️ Caution:Sudden onset of coarse hair in a male-pattern distribution (jawline / chest / midline abdomen, concurrent with menstrual irregularity)Cannot book laser directly — consultation required,PCOS and endocrine tumors must be ruled out first. As a CCFP-certified family medicine physician, Dr. Xu will recommend appropriate endocrine investigations at the consultation when indicated.
Why must clients with Fitzpatrick III–VI skin types receive a deep skin tone specialist protocol?
Common blind spots in mainstream North American hair removal clinics
The energy protocols used by mainstream medspa hair removal devices in North America (IPL / Alexandrite 755 nm) are derived from clinical data on Fitzpatrick I–II, lighter-skinned populations. Applying these settings directly to Asian, South Asian, Middle Eastern, or Black skin types can result in:
- ✗ 755nm Highly absorbed by epidermal melanin —— significantly elevated risk of burns and blistering
- ✗ IPL broad-spectrum light is difficult to target precisely —— epidermal heating exceeding follicular absorption
- ✗ insufficient cooling —— Inadequate contact cooling is essentially the same as searing the skin.
- ✗ PIH Post-inflammatory hyperpigmentation (PIH) —— Post-procedure pigmentation may persist for 6–12 months
Dr. Xu’s Fitzpatrick III–VI Protocol
| parameters | North American IPL standard | darker skin tone adjustments |
|---|---|---|
| Wavelength | IPL Broad-spectrum / 755nm | 808 nm / 1064 nm |
| Fluence (energy density) | 15-25 J/cm² | 10-18 J/cm² |
| Pulse width | 10-30 ms | 30-60 ms Long pulse width |
| Cooling | air cooling / single-pulse contact | Continuous sapphire contact cooling at 4–5°C |
| Test spot | optional | Mandatory |
Key differentiators:Dr. Xu’s clinic is equipped with Diolaze 808nm, Soprano XL tri-wavelength, and Fotona® Nd:YAG 1064nm — each matched to the client’s skin tone, rather than the “one IPL machine for everyone” approach common at many medspas. This is precisely why clients with Fitzpatrick V/VI skin can undergo safe hair removal at our clinic.
6 Treatment Options for Unwanted Hair — Matched to Skin Tone, Hair Type, and Treatment Area
There is no single “universal” hair removal device. We match the following technologies to your Fitzpatrick skin type, hair colour, and treatment area.
Diolaze 808nm Diode laser
Large-spot, high-speed diode with continuous sapphire cooling,the gold standard for coarse, dark hair over large areas (underarms / legs / back / bikini). Safe for Fitzpatrick I–V; one of the preferred options for clients with deeper skin tones.
Soprano XL Triple-wavelength SHR mode
755 + 810 + 1064 nm Tri-wavelength blended technology with SHR (Super Hair Removal) gliding mode — low-fluence energy delivered cumulatively,Minimal discomfort — ideal for fine facial hair, sensitive areas, and clients with low pain tolerance.
Fotona Nd:YAG 1064nm
1064 nm Long wavelengths penetrate deeper with minimal epidermal absorption,Fitzpatrick V–VI Safe option for clients with deep, tanned, South Asian, or Black skin tones. also used for deeper follicles.
BBL HEROic Intense Pulsed Light (IPL)
Sciton BBL HEROic high-speed IPL, suitable forLight skin tone + dark hairfor rapid large-area hair removal with the added benefit of improving photoaging and pigmentation. Not recommended for deeper skin tones.
Titanium 1319nm skin rejuvenation mode
used in the later stages of hair removalFolliculitis repair and pore refinementas a complementary treatment to address enlarged pores and redness remaining after hair removal.
Electrolysis (white / grey hair)
laser efficacy onWhite, blonde, or grey hairIneffective (no melanin chromophore to target) — electrolysis treats each follicle individually with a fine electric current. Recommended for clients assessed at consultation as having light-coloured hair.
Dr. Xu’s 6-Step Standard Protocol for Unwanted Hair
Consultation + Fitzpatrick Assessment + Endocrine Screening
30 minute complimentary consultation, including Fitzpatrick skin typing, hair color and texture assessment, and — where clinically indicated — a recommendation for a hormonal panel (to rule out PCOS / hirsutism).No treatment without assessment.
Device matching + test spot
Device selection — Diolaze, Soprano XL, or Nd:YAG — is determined by skin tone and treatment area. A small test spot is performed, with 24–48 hours of observation before proceeding.A test spot is a mandatory step for clients with Fitzpatrick IV+ skin tones.
Pre-treatment preparation
Shave the treatment area 24 hours before your session (no plucking, waxing, or tweezing). Avoid sun exposure and tanning for 4 weeks prior, and discontinue retinoids and photosensitizing medications.
Active Treatment Phase (6–10 sessions, once every 4–8 weeks)
Face: 4–6 week intervals; body: 6–8 week intervals — strictly aligned with the hair follicle cycle. After each session, apply a cold compress and mineral SPF 50+, and avoid strenuous exercise and saunas for 3 days.
Assessment period (8–12 weeks after completing the primary treatment course)
Progress photos are compared to the pre-treatment baseline to quantify hair reduction and determine whether additional sessions or a maintenance schedule is needed. Most clients achieve 80–90% permanent reduction after 6–8 sessions.
Maintenance phase (1 session every 6–12 months, ongoing)
Hormonally active areas such as the face and bikini line require more frequent maintenance sessions. Androgen-related excessive hair growth requires long-term co-management with endocrinology.
「The most common reason laser hair removal fails in Asian and darker-skinned clients is not the device — it isWrong wavelength, excessive energy settings, inadequate cooling. “Take it slow, take it steady — after six sessions, you’ll be glad you didn’t rush.” — Dr. Dan Xu, M.D., CCFP
Treatment Timeline — How long before you can largely put down the razor?
| treatment area | Primary treatment sessions | Initial results | Significant reduction | maintenance cycle |
|---|---|---|---|---|
| underarms / bikini line | 6–8 sessions | After session 2 | After sessions 5–6 | Every 9–12 months |
| legs / arms | 6–8 sessions | After session 2 | After session 5 | Every 12 months |
| Back / chest (male clients) | 8–10 sessions | After session 3 | After sessions 6–7 | Every 9–12 months |
| Face (upper lip / chin) | 8–12 sessions | After session 3 | after sessions 7–8 | Every 4–6 months |
| PCOS / hormone-related | 10–15 sessions | after session 4 | After session 10 | Every 3–4 months, long-term |
Clinical note:FDA The correct clinical term is “Permanent Hair Reduction” — not “Permanent Removal” — because hormonally active areas (such as the face and bikini line) mayNew follicles have been activated,Long-term maintenance is required. Among clients at our Toronto / Markham clinic who completed a full course of 8 sessions, approximately 85% reported significant satisfaction at follow-up.
Are You a Candidate for Laser Hair Removal? 2-Minute Self-Assessment
✅ appropriate time to begin assessment
- ✓ Black or dark brown hair (sufficient melanin chromophore for targeting)
- ✓ Fitzpatrick I–V All skin tones (Fitzpatrick VI requires Nd:YAG)
- ✓ Tired of shaving or waxing every week and looking for a long-term solution
- ✓ PIH and ingrown hairs from long-term shaving
- ✓ Excess hair on the back of the neck, back, and chest in men
- ✓” Committed to completing a structured course of 6–10 sessions
❌ Treatment should be deferred or the underlying issue addressed first.
- ✗ Currently pregnant or breastfeeding
- ✗ Sunburn or recent tanning in the treatment area within the past 4 weeks
- ✗ White, blonde, or grey hair (laser is ineffective on hair lacking melanin)
- ✗ Oral isotretinoin use within the past 6 months
- ✗ Active herpes or fungal infection in the treatment area
- ✗ Sudden onset of male-pattern hair growth without PCOS assessment
ID Physician-Led Laser Hair Removal Protocol vs. Standard MedSpa
- ✗ One IPL device for all skin tones and all treatment areas
- ✗ Skipping Fitzpatrick skin type assessment
- ✗ Performing large-area treatment on the first session without a test spot
- ✗ Operators trained and certified in as little as one week
- ✗ Aged cooling systems or using gel as a substitute for active cooling
- ✗ Proceed with hair removal for hormonal excess hair growth; PCOS investigation not recommended
- ✗ telling you “that’s normal, keep going” after a burn or PIH reaction
- ✓ Diolaze + Soprano XL + Nd:YAG three-device synergy
- ✓ Fitzpatrick skin typing and hair quality assessment are mandatory
- ✓ Test spot required for deeper skin tones and higher-risk clients
- ✓ Protocol overseen by Dr. Xu, M.D., CCFP
- ✓ Continuous sapphire contact cooling at 4–5°C
- ✓ Suspected PCOS warrants a sex hormone panel and referral for endocrine co-management
- ✓ Proactively halting treatment upon adverse reactions + restorative support
「”I regularly see clients arrive at my Markham clinic with PIH marks — most caused by burns from ‘budget IPL packages.’ Laser hair removal is a medical procedure, not an assembly line.” — Dr. Dan Xu
Dr. Dan Xu — one of the few fully credentialed physicians in Toronto specializing in hair removal for deeper skin tones
Dr. Dan Xu, M.D., CCFPDr. Xu holds a Canadian M.D. and is a CCFP-certified specialist in family medicine, as well as a CPSO-registered physician. She founded ID Cosmetic Clinic in Markham, Toronto in 2017 and has dedicated her practice to energy-based aesthetics for Asian and deeper skin tones.
As a CCFP-certified family medicine physician, Dr. Xu is able to assess your hormonal background at the same consultation — making ID Cosmetic Clinic one of the few practices in the Toronto / Markham area that integrates laser hair removal withPCOS / Endocrine management of hypertrichosisa rare physician who brings all of these together. Serving the Chinese, Asian, and South Asian communities across Toronto, Markham, Richmond Hill, North York, Vaughan, and Scarborough.
Credentials · Training · Certifications
- ✓ M.D. Canadian M.D.
- ✓ CCFP Family Medicine Specialty Certification (CCFP)
- ✓ CPSO Ontario Medical License (CPSO)
- ✓ Cynosure PicoSure Pro Canada KOL
- ✓ Allergan / Juvéderm North America Official Trainer
- ✓ InMode Diolaze Advanced-certified operator
- ✓ Alma Soprano XL Training & certifications
- ✓ Fotona Nd:YAG Advanced training
- ✓ 《Timeless Asian Beauty Author of Timeless Asian Beauty
《Timeless Asian Beauty》

Dr. Xu’s book Timeless Asian Beauty provides a systematic framework for the aesthetic principles of Asian faces and the safety protocols for energy-based treatments. A dedicated chapter discussesLaser safety parameters for deep skin tones,one of the most accessible Chinese-language specialist references for Chinese and Asian aesthetic medicine clients in North America.
「More power does not mean better results. When treating Asian, South Asian, and Middle Eastern clients, clinical restraint on the physician’s part matters more than the device’s maximum output.
Why Is ID Cosmetic Clinic a Trusted Source for Laser Hair Removal?
Clinical experience
8 Years of specialization · 5,000 clients · 80,000 treatment areas · specializing in Asian skin care and facial contour
Specialist skills
Three Core Hair Removal Platforms Working in Synergy · Specialist Protocol for Deeper Skin Tones
Credentials & recognition
M.D. + CCFP + CPSO · Allergan North America Trainer · Published Author
Transparency
All cases authorized via Media Release Form · Clinical data available upon request
This page has been written and reviewed by Dr. Dan Xu, M.D., CCFP. All clinical information is based on Dr. Xu’s hands-on experience at ID Cosmetic Clinic (Toronto / Markham) and on official clinical literature from InMode, Alma, and Fotona®.The content on this page does not constitute specific medical advice. —— All treatment decisions should be based on a in-person consultation and assessment.
Pricing for Unwanted Hair Treatment
Laser hair removal pricing varies widely across clinics — but the true cost has never been about the device itself. It reflects who performs the assessment, who determines the treatment cadence, and how deeply clinical expertise needs to be involved. For straightforward areas, younger and healthier skin types, and routine hair removal without a hormonal background, our rigorously trained medical team can deliver safe treatment under protocols established by Dr. Xu — and these clients may access more affordable options. For higher-risk clients with darker skin tones, fine facial hair, PCOS or androgen-related hypertrichosis, or revision cases involving prior burns or post-inflammatory hyperpigmentation from other clinics, Dr. Xu is personally involved in the assessment and protocol design, and pricing reflects the depth of that medical investment.All injectable treatments at our clinic are performed exclusively by the physician. The price difference in laser treatments ultimately comes down to the gap in clinical experience between physician-performed and technician-performed care. The right approach for you is determined by your clinical picture, not by price — the specific plan will be discussed at your consultation based on your Fitzpatrick skin type and hair quality assessment.
- Accepted payment methods: VISA / Mastercard / Amex / Debit / E-transfer
- Financing available through Affirm / PayBright (select treatment packages)
- Private insurance: select extended health benefit (EHB) plans may cover consultation fees — enquire for individual cases
- OHIP:Cosmetic procedures are not covered by insurance.
- All new clients receive a complimentary 30-minutecomplimentaryConsultation & Assessment
Risks & Contraindications — What You Need to Know
What Are the Main Risks?
1. Erythema / perifollicular swelling(common, resolving within a few hours to 48 hours); 2. Burns / blistering(higher incidence of wavelength mismatch on darker skin tones — significantly reduced at our clinic through Nd:YAG with low-fluence protocols); 3. PIH Pigmentation(Fitzpatrick IV+ risk present; typically resolves on its own within 2–6 months); 4. Paradoxical Hypertrichosis(Extremely rare; most commonly reported at the jaw-neck border; mechanism not fully understood); 5. Folliculitis(may appear 3–7 days after treatment and can be managed with gentle cleansing).
Who is absolutely not a candidate?
Pregnancy, breastfeeding, oral isotretinoin use within the past 6 months, active herpes in the treatment area, sunburn or recent tanning within the past 4 weeks, white or blonde hair (no effective chromophore target), uncontrolled photosensitive conditions (e.g., SLE or porphyria), and waxing or plucking within the past 2 weeks (follicle integrity compromised — no viable laser target) — in any of these situations, Dr. Xu will recommend postponing treatment or addressing the underlying issue first.
How is the risk of burns and PIH minimized during treatment?
5 Core Protocols: (1) Fitzpatrick V/VI — Nd:YAG 1064nm exclusively; (2) A test spot with 24–48 hours of observation is mandatory for all darker skin tones; (3) Strict physical SPF 50+ sunprotection for 4 weeks before and after treatment — no tanning of the treatment area; (4) Shave (do not wax or pluck) within 24 hours before treatment — optimal hair length is 1–2 mm; (5) Post-treatment: apply cold compress + mineral SPF 50+ + barrier-supportive skincare; avoid saunas and high-heat exercise for 3 days.
What does the informed consent form include?
Every client must sign an informed consent form before the first treatment. It covers: the selective photothermolysis mechanism of laser hair removal; possible adverse reactions and their likelihood (burns, post-inflammatory hyperpigmentation (PIH), folliculitis, paradoxical hypertrichosis); alternative options (waxing / electrolysis); criteria for discontinuing treatment; follow-up scheduling; and an optional Media Release. All content is explained in person by Dr. Xu at the consultation.
Toronto Unwanted Hair & Laser Hair Removal FAQ
Answered directly by Dr. Dan Xu — based on the most frequently asked questions from laser hair removal clients in Toronto and Markham.Is Laser Hair Removal Permanent?
FDA The official term is "Permanent Hair Reduction(Permanent Hair Reduction)」,The correct term is not "permanent removal." Following a complete course of 6–10 sessions, most clients achieve80-90% Permanent hair reduction。However, hormonally active areas (face / bikini line) may require a maintenance session every 6–12 months as new follicles become activated. For most clients, completely setting aside the razor is an achievable goal — but it requires a structured treatment course combined with long-term maintenance.
Is laser hair removal suitable for deeper skin tones, tanned skin, or South Asian skin?
Yes, butWavelength selection is critical.。Fitzpatrick V/VI Clients must use Nd:YAG 1064nm a long-wavelength laser (our clinic uses the Fotona® Nd:YAG). Conventional IPL and 755 nm Alexandrite lasers carry significantly elevated risks of burns and post-inflammatory hyperpigmentation (PIH) on darker skin tones. This is precisely why clients with deeper skin types should confirm a clinic's device configuration before booking — rather than simply scheduling an "IPL package."
Is Laser Hair Removal Painful?
Comfort levels vary by device and mode. Soprano XL's SHR Gliding modeVirtually painless — described as a gentle warmth — making it ideal for sensitive areas such as the face and bikini line. Diolaze large-spot high-speed diodeModerate discomfort(like a light snap of a rubber band). The Nd:YAG 1064 nm is slightly more intense, but with contact cooling it is entirely tolerable. Clients sensitive to discomfort may apply a topical numbing cream 30 minutes prior to treatment.
I was burned or developed hyperpigmentation from laser hair removal elsewhere. Can I still continue treatment?
Yes, but you must firstRecovery and reassessment。Dr. Xu's recovery protocol: (1) pause all energy-based treatments for 8–12 weeks; (2) restore the skin barrier and address PIH — low-fluence PicoSure Pro combined with Cyspera is an option; (3) once pigmentation has fully stabilized, repeat Fitzpatrick assessment and perform a test spot; (4) transition to an Nd:YAG or low-fluence Diolaze protocol. Many clients in Markham and Toronto have successfully recovered through exactly this pathway.
How many sessions before I see results? How long until I can essentially stop shaving?
Depends on the treatment area and hormonal background:Underarms / legs: 6–8 sessions, approximately 9–12 months;Face / upper lip / chin: 8–12 sessions, approximately 12–18 months;PCOS / Hormone-related hypertrichosis: 10–15 sessions, requiring long-term management in conjunction with endocrine care。Most clients notice visibly finer and sparser hair after sessions 3–4, and can begin shaving less frequently.
Why can't treatment sessions be scheduled too close together?
Hair classificationAnagen, catagen, and telogen phasesHair grows in three phases, and laser energy is only effective on follicles in the active growth (anagen) phase. At any given moment, only 20–30% of follicles are in anagen. Treating too frequently (within 2 weeks) simply retreats follicles already targeted in the previous session — yielding no additional benefit while adding unnecessary stress to the skin.Face: every 4–6 weeks; Body: every 6–8 weeksis the optimal treatment window.
Will facial hair removal cause hair to grow back thicker or darker?
This is a common misconception. Shaving / waxingNoHair does not actually become coarser — shaving simply creates a blunt cross-section that feels stubbly. When laser energy damages the follicle stem cells, any regrowth will only beFiner, sparser, and lighter,Hair cannot grow back thicker than before treatment. In a small number of cases, paradoxical hypertrichosis has been reported at the jaw and neck border — the mechanism is not fully understood. We assess this risk at consultation.
I have PCOS / irregular periods and coarse facial hair — can I start laser hair removal right away?
Endocrine assessment is recommended first。When elevated androgens — due to PCOS or adrenal hyperplasia — are left unmanaged, laser hair removal alone becomes a cycle of "clear one wave, grow another." As a CCFP-certified family physician, Dr. Xu assesses hormonal status at consultation and, where indicated, recommends a six-panel sex hormone panel, pelvic ultrasound, and referral to endocrinology. Combining hormonal management with laser treatment is the only sustainable long-term solution.
How soon after treatment can I apply makeup, exercise, or go in the sun?
(1) Makeup: wait 24 hours after facial hair removal before applying makeup.,prevent follicular infection; (2) Exercise / sauna / hot showers: avoid for 48–72 hours,Heat exposure can worsen erythema; (3) Sun exposure: apply strict physical SPF 50+ to the treatment area for 4 weeks; avoid direct sun exposure.,This is the single most important step in preventing PIH. Winter — when sun exposure is minimal — is an ideal window to begin treatment.
I live in downtown Toronto / North York / Richmond Hill / Scarborough — is it worth making the trip to Markham?
ID Cosmetic Clinic Located at 30 Gibson Dr., Markham — approximately 30–40 minutes by car from downtown Toronto, 20–25 minutes from North York, 15–20 minutes from Richmond Hill / Vaughan, and 20–30 minutes from Scarborough. Situated at the intersection of Highway 7 and the 404 / 407, with minimal evening commute congestion. Laser hair removal isLong-term course of 6–10 sessions,Choosing the right device and physician matters far more than a one-way commute. The cost of recovering from burns or post-inflammatory hyperpigmentation — in time, money, and emotional toll — far exceeds the cost of travelling a little further.
Real Clients · Google Reviews
What Our Clients Say
Vivian Okoth
0 reviews
Dr. Xu and the staff here are fantastic. I’ve been coming here for years and always leave satisfied! The clinic has a relaxed, comfortable, and welcoming atmosphere—I always look forward to my visits.
Mary Jane
1 reviews
I am so grateful to the friend who recommended this place to me. Dr. Xu is amazing—she is the only doctor I’ll see from now on! Everyone on the staff is incredibly friendly and helpful.
Millicent Akisa
1 reviews
She is truly outstanding! She is both friendly and professional, highly knowledgeable, and has a very warm and gentle manner. She listens carefully to your needs and takes the time to explain all the options to you.
Chen cheng
15 reviews
Vivian is extremely professional. Of all the times I've been here, her technique and service are the best. She finished my hyaluronic acid injection very quickly, with minimal pain. She's also beautiful and has a great p…
Emmaculate Matswa
1 reviews
I'm so glad I came here. Dr. Xu is incredibly knowledgeable, and every piece of advice she gave was meticulous and thoughtful. I really enjoyed talking to her about skincare. Everyone here is so warm and friendly .
Sally Yang
2 reviews
Ling was absolutely amazing! She is so friendly, kind, and welcoming. She made the whole experience so enjoyable and comfortable. Truly appreciate her warm personality and excellent service. Highly recommend!
Zara F. Bell
2 reviews
Absolutely amazing clinic. I was treated with the upmost care and respect. Felt like I've know them my whole life. The whole crew is amazing and so sweet! The service was impeccable by Dr. Dan Xu, she is literally the be…
Caroline Fan
8 reviews
I had a really pleasant visit at ID cosmetics today with Ling. I had my pico laser appointment today. Ling treated me with such kindness and care. She was really attentive prepping me for my treatment and checking in on…
Vivian Okoth
0 reviews
Dr. Xu and the staff here are fantastic. I’ve been coming here for years and always leave satisfied! The clinic has a relaxed, comfortable, and welcoming atmosphere—I always look forward to my visits.
Mary Jane
1 reviews
I am so grateful to the friend who recommended this place to me. Dr. Xu is amazing—she is the only doctor I’ll see from now on! Everyone on the staff is incredibly friendly and helpful.
Millicent Akisa
1 reviews
She is truly outstanding! She is both friendly and professional, highly knowledgeable, and has a very warm and gentle manner. She listens carefully to your needs and takes the time to explain all the options to you.
Chen cheng
15 reviews
Vivian is extremely professional. Of all the times I've been here, her technique and service are the best. She finished my hyaluronic acid injection very quickly, with minimal pain. She's also beautiful and has a great p…
Emmaculate Matswa
1 reviews
I'm so glad I came here. Dr. Xu is incredibly knowledgeable, and every piece of advice she gave was meticulous and thoughtful. I really enjoyed talking to her about skincare. Everyone here is so warm and friendly .
Sally Yang
2 reviews
Ling was absolutely amazing! She is so friendly, kind, and welcoming. She made the whole experience so enjoyable and comfortable. Truly appreciate her warm personality and excellent service. Highly recommend!
Zara F. Bell
2 reviews
Absolutely amazing clinic. I was treated with the upmost care and respect. Felt like I've know them my whole life. The whole crew is amazing and so sweet! The service was impeccable by Dr. Dan Xu, she is literally the be…
Caroline Fan
8 reviews
I had a really pleasant visit at ID cosmetics today with Ling. I had my pico laser appointment today. Ling treated me with such kindness and care. She was really attentive prepping me for my treatment and checking in on…
Grace
Local Guide · 13 reviews
I got a treatment done by Ling today and she was super friendly and helpful. She made me feel very comfortable throughout the entire process from the beginning til the end and I’d like to get it done by her again next ti…
Yvonne H
Local Guide · 54 reviews
Ling was so kind and super precise. I loved her recommendations—felt like she just knew what I needed! Thank you!
Dou Xu
2 reviews
Ling is just amazing—so gentle and professional. She really knows her stuff! I felt super cared for. The whole experience? Honestly, so relaxing.
Yan Sun
3 reviews
Dr. Dan Xu is seriously amazing—so skilled and patient! Felt super at ease the entire time. The results? Wow, just wow.
Olivia W
3 reviews
Entrusting my face to Dr. Xu and her team is reassuring, and everyone's service attitude is super nice. The clinic environment is clean and elegant, and Dr. Xu is enthusiastic and professional. I have always trusted her…
Hana Yu
9 reviews
I have been here since 3 years ago, Dr.Xu is very professional and all the staff are very nice and patient. I highly recommend this place!
xiaojie chen
7 reviews
Susie has an incredibly caring attitude, and all of her suggestions were truly helpful. I really appreciated her support!
Jackie Tse
Local Guide · 18 reviews
Dr Xu is very friendly and professional. Appointment was made quickly and the consultants provided professional and helpful advice. After the procedure, the consultant provided advice on after care and treatment plans. H…
Grace
Local Guide · 13 reviews
I got a treatment done by Ling today and she was super friendly and helpful. She made me feel very comfortable throughout the entire process from the beginning til the end and I’d like to get it done by her again next ti…
Yvonne H
Local Guide · 54 reviews
Ling was so kind and super precise. I loved her recommendations—felt like she just knew what I needed! Thank you!
Dou Xu
2 reviews
Ling is just amazing—so gentle and professional. She really knows her stuff! I felt super cared for. The whole experience? Honestly, so relaxing.
Yan Sun
3 reviews
Dr. Dan Xu is seriously amazing—so skilled and patient! Felt super at ease the entire time. The results? Wow, just wow.
Olivia W
3 reviews
Entrusting my face to Dr. Xu and her team is reassuring, and everyone's service attitude is super nice. The clinic environment is clean and elegant, and Dr. Xu is enthusiastic and professional. I have always trusted her…
Hana Yu
9 reviews
I have been here since 3 years ago, Dr.Xu is very professional and all the staff are very nice and patient. I highly recommend this place!
xiaojie chen
7 reviews
Susie has an incredibly caring attitude, and all of her suggestions were truly helpful. I really appreciated her support!
Jackie Tse
Local Guide · 18 reviews
Dr Xu is very friendly and professional. Appointment was made quickly and the consultants provided professional and helpful advice. After the procedure, the consultant provided advice on after care and treatment plans. H…
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