Jun 14, 2026Translation missing: en.blog.post.reading_time

10 Laser Treatments for Dark Spots: What Clinics Should Know Before Choosing a Device

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A clinic owner bought a Q-switched Nd:YAG specifically marketed as a 'dark spot removal laser' in late 2024. The device performed as advertised — clean clearance of solar lentigines, dramatic results on freckle clusters, satisfied patients in photographs. Then the bookings ratio came in. Roughly 60 percent of her pigmentation patients had melasma, not lentigines. About 20 percent had post-inflammatory hyperpigmentation from prior acne. Only the remaining 20 percent had the clean lentigines the device was actually ideal for.

When the same protocols were applied to the melasma patients, several came back darker than before treatment — a classic rebound flare. The clinic spent the next nine months retreating with conservative non-ablative protocols, refunding sessions, and slowly rebuilding trust. The Q-switched device was excellent. It just wasn't the right device for most of the patients walking through her door.

This is the most common failure mode in dark spot laser purchasing: clinic buyers treat 'pigmentation' as one category when clinically it is several. Solar lentigines respond differently from melasma, which responds differently from PIH, which responds differently from mixed photodamage. Not just the marketing brochures of a laser device, but also the type of pigment, the depth of the pigment, patient's Fitzpatrick skin type, downtime tolerance, and operator skill. These all influence the choice of the right laser treatment for dark spots.

What Are Dark Spots?

'Dark spots' is a patient-language term that covers a clinical reality made of several distinct conditions. These are all caused by different factors, have varying pigment intensity, varying prognosis, and varying laser responsiveness. Some clinics use the same procedure for every dark spot and end up with patchy results, if any, thereby increasing the risk of suboptimal outcomes or complications.

The most common causes of dark spots in aesthetic clinics: chronic UV exposure (most common driver), ageing and accumulated photodamage, genetic/familial freckle pattern, post-acne dark marks after inflammatory process, pigmentation that remains after the skin has been injured or irritated, heat and visible light triggers in heat induced pigmentation, hormonal triggers in melasma. Each requires identification before treatment.

DARK SPOT TYPE	COMMON CAUSE	LASER SUITABILITY	CLINIC NOTE
Solar lentigines	UV exposure over years	Responds well to pigment-focused lasers and IPL	Must combine with strict sun protection post-treatment
Freckles (ephelides)	Genetics + sun exposure	Responds to IPL or pigment lasers	Recurrence is normal with sun exposure
Post-inflammatory hyperpigmentation	Acne, injury, irritation, burns	Requires conservative protocols	PIH risk higher in Fitzpatrick IV–VI
Melasma	Hormones, heat, UV, visible light	Needs cautious low-fluence protocols	Aggressive laser settings can worsen pigment
Mixed photodamage	Multiple causes layered together	Combination plan needed	Diagnosis and skin typing matter most

How Lasers Treat Dark Spots

The principle of pigment-targeting lasers is selective photothermolysis. The light produced by the device has a particular wavelength which is absorbed more efficiently by melanin than the surrounding skin tissue. The absorbed energy raises the temperature of the pigment, breaking it down, and then the body's macrophages remove the broken down pigment over the next few days or weeks. Spots often darken before they fade — the broken pigment migrates to the surface as 'coffee grounds' debris that flakes off naturally.

Why cooling matters: the same melanin absorption that targets dark spots will burn epidermal melanin in surrounding tissue without proper cooling. Contact cooling, sapphire windows, integrated air cooling, and operator-controlled cryogen sprays all play different roles in protecting the surrounding skin. Cooling architecture is the single largest predictor of complication rates on darker skin tones.

Key Device Factors for Dark Spot Treatment

FACTOR	WHY IT MATTERS
Wavelength	Determines pigment target depth and skin tone suitability — 532nm for superficial, 1064nm for deep / darker skin
Pulse duration	Picosecond and nanosecond pulses fragment pigment differently than longer pulses; shorter is generally safer and more precise
Fluence	Controls treatment strength; lower fluence with multiple passes is often safer than aggressive single passes
Spot size	Affects precision and coverage speed — small spots for individual lesions, large spots for broad photodamage
Cooling	Protects epidermis from collateral heat damage; critical on Fitzpatrick IV–VI
Fractional vs full-field delivery	Fractional preserves untreated skin between treatment columns; full-field treats entire surface area
Operator settings	Single largest variable in outcomes; training matters more than device prestige

Quick Comparison: 10 Laser and Light Treatments for Dark Spots

Ten options for laser treatment for dark spots, side by side. The table ranks each category by clinic relevance, downtime, and buyer fit. No single device wins across every patient profile, which is exactly why most successful aesthetic clinics run two or three of these platforms rather than one.

	TREATMENT TYPE	BEST FOR	DOWNTIME	CLINIC BUYER NOTE
01	IPL Photofacial	Sun spots, freckles, redness + pigment mix	Low	Strong entry-level service for aesthetic clinics treating lighter skin types
02	BBL-Style Broadband Light	Photoaging, sun damage, uneven tone	Low	Premium IPL alternative with strong marketing appeal for clinic packages
03	Q-Switched Nd:YAG Laser	Lentigines, freckles, tattoo crossover	Low to moderate	Core pigment platform for any clinic offering dedicated dark spot treatment
04	Picosecond Laser	Stubborn pigment, mixed pigment, tattoo work	Low to moderate	Premium pigment device with broad clinic demand and tattoo crossover
05	Fractional CO2 Laser	Severe sun damage + texture + wrinkles	Moderate to high	Strong resurfacing platform for clinics willing to manage higher downtime
06	Er:YAG Laser	Superficial resurfacing, texture	Moderate	Less thermal effect than CO2; useful in clinics needing shorter recovery
07	Non-Ablative Fractional Laser	Melasma-prone skin, mild pigment	Low to moderate	Best fractional option for clinics treating melasma-prone patients
08	755nm Alexandrite Pigment Laser	Superficial brown pigment, lentigines	Low to moderate	Strong pigment absorption; skin typing discipline critical in clinic workflow
09	Ruby Laser	Superficial pigmented lesions	Moderate	Older but pigment-focused; rarely a first purchase for new clinics
10	KTP 532nm Laser	Superficial brown and red lesions	Low to moderate	Good clinic option for mixed redness and superficial pigment cases

Top 10 Detailed Treatment Reviews

What it's best for, pros and cons, ideal patient profile, device features to check before buying and treatment planning notes from clinical practice are all included in each section.

01. IPL Photofacial

CATEGORY: BROAD-SPECTRUM LIGHT · PIGMENTATION + PHOTODAMAGE

Intense Pulsed Light (IPL) is not a laser but it does emit a wide range of wavelengths of light, which are filtered to target pigment and superficial vessels. The light is absorbed by melanin in lentigines and freckles, which heats up the pigment causing it to break down and travel to the skin's surface where it is shed as ‘coffee ground’ debris over 4-7 days. IPL is the most common entry-level light-based pigmentation service in clinics worldwide because the platforms are versatile, the downtime is minimal, and patient demand is consistent.

BEST FOR: sun spots, freckles, mild brown discoloration, mixed redness with pigment, and broad photodamage on face, chest, hands, and arms — primarily on Fitzpatrick I–III skin.

PROS

Versatile across pigment and vascular concerns
Low downtime — patients return to normal activities the same day
Lower per-treatment cost than dedicated lasers
Strong patient marketing appeal as a 'photofacial' service.

CONS

Less precise than focused-wavelength lasers
Higher PIH risk on Fitzpatrick IV–VI without specialized platforms
Requires strict patient screening for recent sun exposure and tanning
Less effective on stubborn or deep pigment.

IDEAL PATIENT

Fitzpatrick I–III with broad photodamage
Sun spots
Freckles plus mild diffuse redness
No active tan
Willing to commit to a series of treatments and disciplined sun protection.

02. BBL-Style Broadband Light

CATEGORY: ADVANCED BROADBAND LIGHT · PIGMENTATION + PHOTODAMAGE

BBL (BroadBand Light) is the premium evolution of the IPL category, originally pioneered by Sciton with the BBL HERO platform. The technology delivers higher peak power, faster pulse repetition, and more precise filter cutoffs than entry-tier IPL — which translates to faster treatment times, more consistent results, and better tolerance on a broader range of patient demographics. Clinics often position BBL as a premium photofacial service at a higher price point than standard IPL.

BBL platforms in this category, such as the BBL Machine SD9, are designed for clinics that want the broadband-light positioning without premium Western brand markup. It offers the same wavelength filter technology, along with clinic-grade peak power output, built-in cooling and OEM/ODM flexibility for distributors creating private-label photofacial brands.

BEST FOR: diffuse photodamage, age spots, freckles, mild pigmentation in combination with redness, and continuous maintenance programs for photoaging in clinic settings that create rejuvenation menus.

PROS

Premium marketing positioning supports higher per-treatment pricing
Faster treatment times than standard IPL
Better consistency across multiple treatment sessions
Strong patient retention through package-based programs.

CONS

Premium platforms carry premium capital cost
Same Fitzpatrick limitations as IPL on darker skin without specialized cooling protocols
Patients still require strict sun avoidance and SPF compliance.

IDEAL PATIENT

Fitzpatrick I–IV with diffuse photoaging seeking a maintenance-style aesthetic service
Willing to invest in 3–6 session packages with seasonal top-ups.

03. Q-Switched Nd:YAG Laser

CATEGORY: NANOSECOND PIGMENT LASER · LENTIGINES + TATTOO CROSSOVER

Q-switched Nd:YAG lasers are capable of producing nanosecond pulses at 532nm (frequency-doubled KTP) and 1064nm. The ultra-short pulses break up pigment particles by a photoacoustic effect – a process that literally shatters the pigment particles, not heats them – resulting in precisely targeted treatment of dense lentigines and tattoo pigments with minimal collateral thermal damage. The 1064nm wavelength penetrates deeper and is safer on Fitzpatrick IV–VI skin; the 532nm is more superficial and more efficient on lighter skin lentigines.

The platform is appropriate for emerging-market clinics where cost of capital is important; and where the robust OEM/ODM support provides value for positioning with the distributor.

BEST FOR Solar lentigines, freckles, superficial pigmentation, tattoo removal, and selected dermal pigment concerns. When applied at proper fluences, 1064nm is safer on darker skin types.

PROS

Dual wavelength (1064nm + 532nm) to treat deep and superficial pigment
Strong precision on individual lesions
Excellent crossover to tattoo removal services
Established peer-reviewed evidence base for pigmentation work.

CONS

Patient comfort scores trail picosecond systems — Q-switched feels like rubber-band snapping at higher fluences
Risk of PIH if fluence is set too high, especially on Fitzpatrick IV–VI
Less effective on diffuse melasma than dedicated low-fluence protocols.

IDEAL PATIENT

Fitzpatrick I–IV with discrete solar lentigines or ephelides
Fitzpatrick V–VI for 1064nm-only conservative protocols
Patients seeking a specific spot treatment rather than diffuse photofacial.

04. Picosecond Laser

CATEGORY: ULTRA-SHORT PULSE PIGMENT + TATTOO LASER

Picosecond lasers produce pulses of light in trillionths of a second, which is about 100× shorter than the nanosecond pulses produced by Q-switched lasers. The significantly shorter pulse duration produces a cleaner photoacoustic effect (less collateral heat) with less risk of PIH, especially on darker skin tones, and with better results on recalcitrant, unburnt pigments. Picosecond is the current premium category for both pigmentation work and multi-color tattoo removal, including the notoriously stubborn green inks.

The picosecond laser machines collection consisting of theC16 Picosecond Laser, C16 Picosecond Laser System, and C19 Picosecond Laser System compete in the best value-tier. They are suitable for clinics and distributors who want genuine picosecond capability at lower capital cost than premium Western and Korean picosecond brands.

BEST FOR: stubborn dark spots that resist Q-switched treatment, mixed pigment concerns, multi-color tattoo removal including green inks, and pigment work on patients with Fitzpatrick IV–VI where PIH risk needs to be minimized.

PROS

Shorter pulse duration, reducing PIH risk significantly
Effective on stubborn pigments that Q-switched cannot clear
Tattoo removal crossover including difficult ink colors
Patient comfort is better than Q-switched at equivalent clinical effect.

CONS

Premium capital cost — typically 2–4× the price of Q-switched Nd:YAG platforms
Operator training requirements are higher
Some marketing claims about session counts are unrealistic and should be moderated with patients.

IDEAL PATIENT

All Fitzpatrick types with mixed pigmentation
Prior failed Q-switched treatments
Specific demand for tattoo removal capability alongside pigmentation work
Patients with realistic expectations about session counts.

05. Fractional CO2 Laser

CATEGORY: ABLATIVE RESURFACING LASER · 10,600nm

Fractional CO2 lasers emit 10,600nm wavelength energy in micro-columns, instead of one large beam, forming thousands of treatment micro-columns and leaving the surrounding areas of skin untreated. The treated columns remove the outer skin layers (epidermis and upper dermis) including pigmented cells, triggering aggressive collagen remodeling and resurfacing as the skin heals. This is the most powerful resurfacing option in the laser category — but with the highest downtime and the highest complication risk if used carelessly.

BEST FOR: severe sun damage with rough texture, dark spots combined with wrinkles and photoaging, acne scars with uneven pigmentation, and patients willing to commit to 7–14 days of recovery for dramatic results.

PROS

Dramatic results — addresses pigment, texture, wrinkles, and laxity in one treatment plan
Often produces results in 1–2 sessions where lighter modalities require 6–8
Strong revenue per treatment due to depth and downtime.

CONS

High downtime (7–14 days minimum)
Significant PIH risk in Fitzpatrick IV–VI without conservative protocols
Strict pre-treatment topical therapy required (hydroquinone + retinoid for 4 weeks)
Not suitable for casual cosmetic indications.

IDEAL PATIENT

Fitzpatrick I–III with significant photoaging combining dark spots, wrinkles, and texture changes
Patients willing to accept 7–14 day downtime
Those committed to strict pre- and post-treatment topical regimen.

06. Er:YAG Laser

CATEGORY: ABLATIVE RESURFACING LASER · 2,940nm

Er:YAG lasers operate at 2,940nm, a wavelength absorbed by water roughly 10–15× more efficiently than CO2's 10,600nm. The higher water absorption translates to more precise tissue ablation with less residual thermal damage to surrounding skin. The tradeoff is less collagen contraction than CO2 — Er:YAG removes layers cleanly but doesn't drive the same deep tightening response. Many clinics use Er:YAG where precise resurfacing is needed but downtime must stay shorter than CO2.

BEST FOR: superficial pigmentation with mild texture changes, sun damage requiring resurfacing but not full CO2 depth, and patients who need shorter downtime than CO2 fractional can deliver.

PROS

Less thermal damage to surrounding skin than CO2
Faster healing than CO2 fractional
Lower PIH risk than aggressive CO2 protocols
Good precision for delicate areas like around the eyes and mouth.

CONS

Less collagen tightening than CO2
Often requires more sessions to achieve equivalent depth results
Bleeding can occur with aggressive settings due to the precise ablation depth.

IDEAL PATIENT

Fitzpatrick I–IV with superficial photodamage and texture concerns
Preference for shorter downtime over maximum result depth
Willing to commit to multiple sessions.

07. Non-Ablative Fractional Laser

CATEGORY: NON-ABLATIVE FRACTIONAL · 1540 / 1550 / 1927nm

Non-ablative fractional lasers (Fraxel Re:Store, Clear + Brilliant, Halo) operate at infrared wavelengths (typically 1540nm, 1550nm, or 1927nm) that heat dermal tissue without removing the epidermis. The treatment creates micro-columns of dermal injury that trigger collagen remodeling while the surface skin remains intact — which dramatically reduces downtime compared to ablative options. The tradeoff is slower, milder results requiring more sessions. This is the safest fractional category for melasma-prone patients and Fitzpatrick IV–VI when standard CO2 fractional would carry PIH risk.

BEST FOR: melasma-prone patients needing conservative protocols, Fitzpatrick IV–VI with mild pigmentation, patients with active careers who cannot accept significant downtime, and texture concerns with mild pigment.

PROS

Lowest downtime in the fractional category — most patients return to work the next day
Significantly safer on darker skin types than CO2 fractional
Strong evidence base for melasma when used at conservative settings
Combines well with topical pigment control programs.

CONS

Requires more sessions than ablative options — typically 4–6 versus 1–2 for CO2
Mild results per session, with cumulative improvement
Slower visible improvement timeline.

IDEAL PATIENT

Patients with melasma
Fitzpatrick IV–VI with mild diffuse pigmentation
Busy professionals needing minimal downtime
Patients committed to 4–6 session courses with consistent topical regimens.

08. 755nm Alexandrite Pigment Laser

CATEGORY: PIGMENT-FOCUSED LASER · 755nm

The 755nm wavelength sits in a sweet spot for melanin absorption — high enough to target pigment efficiently, deep enough to reach lentigines without ablating the epidermis. Alexandrite lasers have a long clinical history for pigmentation work and remain a respected platform for clean lentigines on lighter skin. The wavelength's high melanin absorption is both a strength and a liability: it works brilliantly on Fitzpatrick I–III lentigines, and it becomes risky on darker skin or recently tanned patients because the epidermal melanin competes with the target lesion.

BEST FOR: superficial brown spots on Fitzpatrick I–III, selected lentigines, some freckle patterns, and clean pigment lesions on appropriate skin types.

PROS

Strong pigment targeting through high melanin absorption at 755nm
Established clinical evidence base
Effective single or limited-session treatment for clean lentigines.

CONS

Not safe for Fitzpatrick IV–VI without specialized protocols
Increased risk on tanned or recently sun-exposed patients
Skin typing and screening discipline is critical to avoid burns and PIH.

IDEAL PATIENT

Fitzpatrick I–III with discrete solar lentigines or freckle clusters
No recent tan
Willing to maintain strict sun avoidance during the treatment course.

09. Ruby Laser

CATEGORY: OLDER PIGMENT LASER · 694nm

The 694nm ruby laser was one of the earliest pigment-targeting laser platforms and produced the foundational clinical evidence for laser pigmentation treatment. The 694nm wavelength sits between 532nm (very superficial) and 755nm (deeper) in melanin absorption — making it a useful intermediate option for superficial lentigines and pigmented lesions. The category has been largely displaced by Q-switched Nd:YAG and picosecond systems in modern clinics, but ruby platforms remain in service in some markets.

BEST FOR: superficial pigmented lesions in clinical contexts where ruby laser is already part of an established service, selected lentigines on lighter skin types.

PROS

Long-established clinical evidence base
Effective on appropriate superficial pigment lesions
Useful where existing infrastructure already supports the platform.

CONS

Largely displaced by newer Q-switched and picosecond platforms in modern clinic environments
Service network is limited as manufacturer attention has shifted
Higher cost per treatment than newer alternatives.

IDEAL PATIENT

Patients with established prior history on ruby platforms in clinics where the device is already in service
Primarily Fitzpatrick I–III with superficial pigment.

10. KTP 532nm Laser

CATEGORY: SUPERFICIAL PIGMENT + VASCULAR LASER · 532nm

KTP (potassium titanyl phosphate) lasers produce 532nm green light through frequency-doubling a 1064nm Nd:YAG beam — the same wavelength used in the 532nm channel of Q-switched Nd:YAG platforms but typically delivered with different pulse characteristics for vascular and superficial pigment work. The 532nm wavelength is highly absorbed by both melanin and hemoglobin, making KTP useful for mixed pigment and vascular concerns (telangiectasia, port-wine stains, superficial brown lesions) in a single treatment.

BEST FOR: superficial brown lesions, mixed redness and pigment, small facial spots, patients with visible vascular and pigment overlap, and clinics wanting both indications served by one wavelength.

PROS

Dual indication coverage — pigment and superficial vessels in one platform
Effective on selected superficial lesions
Strong cooling is achievable with KTP platforms.

CONS

Limited to superficial work — does not penetrate deep enough for dermal pigment
Skin type selection is critical because 532nm is highly absorbed by epidermal melanin
Often pulses don't fragment dense pigment as effectively as Q-switched 532nm.

IDEAL PATIENT

Fitzpatrick I–III with superficial brown lesions accompanied by visible facial vessels
No active tan
Patients seeking combined vascular + pigment improvement.

Best Laser Treatment for Dark Spots by Clinic Goal

Clinic positioning shapes the right device choice as much as patient demographics. A high-volume entry-level clinic needs different equipment than a dermatology practice serving premium patients with severe photodamage.

CLINIC GOAL	BEST TREATMENT CATEGORIES	WHY
Entry-level pigment service	IPL, BBL-style light	Versatile, broad demand, accessible price points
Premium pigment removal	Picosecond, Q-switched Nd:YAG	Strong pigment targeting with established evidence base
Texture + pigment correction	Fractional CO2, Er:YAG, non-ablative fractional	Treats more than color alone — resurfacing + pigment in one
Low downtime services	IPL, BBL-style light, non-ablative fractional	Easier package repeat scheduling with busy patients
Darker skin protocols	1064nm Nd:YAG, conservative non-ablative	Lower epidermal melanin competition when used at appropriate fluences
Severe sun damage	CO2, Er:YAG, fractional systems	Intensive resurfacing pathway for advanced photoaging
Mixed redness + pigment	IPL, BBL-style light, KTP	Single platform addresses both color concerns

Dark Spots, Melasma, and PIH: Why Diagnosis Comes First

Not every brown patch on a patient's face should be treated the same way. Melasma can worsen with heat and aggressive laser settings — multiple peer-reviewed studies document rebound flares after Q-switched treatment of melasma without proper protocols. Post-inflammatory hyperpigmentation is similarly heat-sensitive. Treating these conditions like simple solar lentigines is the most common source of clinical complications in dark spot work.

More importantly: dark spots that change shape, color, size, or border should be medically evaluated before any cosmetic laser treatment. Melanoma can present as a changing 'dark spot,' and an aggressive laser pass on what turns out to be lentigo maligna is a medical and legal disaster. Build skin checks and dermatology referrals into the consultation workflow. For broader context on different pigmentation types, see our overview of how to get rid of freckles and our age spots treatment guide.

How Many Sessions Are Usually Needed?

TREATMENT TYPE	TYPICAL SESSION DIRECTION	PLANNING NOTE
IPL	3–5 sessions, 3–4 week intervals	Good for diffuse photodamage and ongoing maintenance
BBL-style light	3–4 sessions plus annual maintenance	Suits package-based pricing programs
Q-switched Nd:YAG	1–3 sessions for clean lentigines	Spot-based or limited series depending on density
Picosecond laser	2–6 sessions, 4–6 week intervals	Useful for stubborn pigment and mixed concerns
CO2 fractional	1–2 sessions for moderate cases	Fewer but stronger treatments with high downtime
Er:YAG laser	2–4 sessions, 4–8 week intervals	Depends on resurfacing depth
Non-ablative fractional	4–6 sessions, 3–4 week intervals	Lower downtime, gradual cumulative change
Alexandrite	1–3 sessions for clean lentigines	Skin type selection essential
Ruby	1–3 sessions, spot-focused	Less common in modern clinic environments
KTP 532nm	2–4 sessions, 4-week intervals	Mixed pigment + vascular work

Clinic Buyer Checklist

Walk through this checklist with each manufacturer before signing a purchase order. Vague answers signal areas that will create post-purchase friction.

CHECKLIST ITEM	WHY IT MATTERS
Does the device treat the pigmentation types your clients actually ask about?	Prevents buying a device with narrower clinical use than your patient demographics need
Does it support your client skin tone range (Fitzpatrick I–VI)?	Reduces safety risk and protects clinic from PIH complications
Are the exact wavelengths emitted clearly documented?	Matches device capability to pigment depth and skin tone
Is cooling integrated, and what type (contact, air, cryogen, sapphire)?	Improves patient comfort and protects epidermal melanin
Are treatment protocols documented and provided in writing?	Helps staff use the machine correctly from day one
Is operator training included? Initial and advanced certification?	Reduces operator error — the largest cause of complications
Are replacement parts stocked locally with documented delivery times?	Reduces clinic downtime during component failures
What warranty period and scope are included?	Protects the capital investment over 5+ year device life
Can the device support multiple service indications?	Improves ROI through broader service menu coverage
Are before and after claims realistic and documented?	Helps avoid overpromising patient outcomes

Conclusion

The right laser treatment for dark spots depends on diagnosis, skin tone, pigment depth, downtime tolerance, and clinic business goals — not on which platform has the loudest marketing. IPL and BBL-style devices serve broad photodamage on lighter skin. Q-switched and picosecond lasers handle discrete pigment lesions and tattoo crossover demand. CO2 and Er:YAG fractional address texture and pigment together for severe photoaging. Non-ablative fractional is the safest option for melasma and darker skin types.

Clinics should prioritize training, patient selection, wavelength fit, cooling architecture, aftercare protocols, and realistic outcome expectations before choosing a device. LEFIS produces devices in four of these ten categories — BBL Machine SD9, Q-switched Nd:YAG platforms, C16/C19 picosecond systems, and D6 fractional CO2 — and we are honest about the categories where we don't compete. For clinics comparing professional aesthetic laser equipment, browse the full LEFIS lineup or visit our aesthetic laser buying guides for deeper coverage on specific modalities.

FAQs

Does laser treatment work for dark spots?

Yes, for many types of pigmentation, when device choice matches diagnosis. Solar lentigines, freckles, and post-acne marks generally respond well to appropriate pigment-targeting lasers. Melasma needs conservative protocols and often combination treatment with topicals. PIH responds best to gentle approaches with strict sun protection. Aggressive treatment on the wrong pigment type can worsen the appearance.

What is the strongest treatment for dark spots?

Fractional CO2 laser is the strongest single treatment for combined dark spots, texture, and wrinkles in photoaged skin. For pigment-only concerns without texture issues, picosecond lasers and Q-switched Nd:YAG deliver strong targeted results.

How much does it cost to remove dark spots on face?

As approximate U.S. ranges in 2026, per-session costs typically run $150 to $500 for IPL and BBL, $250 to $800 for Q-switched Nd:YAG, $400 to $1,500 for picosecond, and $1,500 to $4,000+ for fractional CO2 resurfacing. Pricing varies significantly by region, provider, treatment area, and the specific protocol used, and these figures should be treated as planning estimates rather than fixed clinic rates.

Do dark spots come back after laser?

Most do, unless patients maintain disciplined sun protection. Recurrence is driven by continued UV exposure, hormonal triggers, inflammation, inadequate sunscreen, tanning behavior, and lack of maintenance skincare. Daily broad-spectrum SPF 50+ and topical pigment control are essential for results to hold long-term.

How long does it take to remove dark spots with laser treatment?

Most patients see initial improvement within 1–3 sessions over 4–12 weeks. Stubborn or deep pigment may require 4–6 sessions over 6 months or longer. Severe photoaging treated with fractional CO2 typically shows dramatic results within 1–2 sessions but requires 7–14 days of downtime per session and 3–6 months for full skin remodeling to complete.

Can dark spots be removed permanently?

Existing spots can typically be cleared, but the skin remains susceptible to forming new spots with continued UV exposure or hormonal triggers. With strict daily sunscreen, topical pigment control, and seasonal maintenance treatments, results can hold for years. Without that maintenance, new spots regularly appear within months.

What do Koreans use for dark spots?

Korean dermatology popularized picosecond lasers (Pico Way, Pico Sure, Lutronic platforms) for pigmentation work, often paired with topical brightening regimens and gentle non-ablative fractional treatments. Korean protocols tend to emphasize conservative settings with multiple sessions over aggressive single-treatment approaches — which suits Asian skin types and reduces PIH risk.

What permanently lightens dark spots?

No treatment 'permanently' lightens skin without ongoing maintenance — but consistent laser treatment combined with daily SPF, topical hydroquinone (where appropriate), retinoids, vitamin C, and niacinamide can hold lightened results for years. Hydroquinone has been the topical gold standard for over 50 years; combination protocols deliver the most durable results.

What does skin look like immediately after a laser treatment?

IPL and BBL: mild redness, treated spots darkening. Q-switched and picosecond: immediate frosting of treated pigment, mild swelling. Non-ablative fractional: sunburn-like appearance for 1–3 days. Ablative CO2 and Er:YAG: pink to red sensitive skin, weeping for 48 hours, peeling over 5–10 days. All reactions should be communicated to patients in writing before treatment.

Is 6 sessions of laser enough?

For most pigmentation work, yes — 6 sessions covers the typical range for IPL series, picosecond protocols, and non-ablative fractional courses. Some stubborn pigment or melasma may need more. Single-treatment indications like clean solar lentigines often resolve in 1–3 sessions. The answer depends entirely on the pigment type and laser used.

Which is better, PRP or CO2 laser?

They address different problems. CO2 laser resurfaces skin and removes pigmented cells through ablation, producing dramatic results for sun damage and texture. PRP (platelet-rich plasma) supports collagen and healing but doesn't directly target pigment. Many advanced protocols combine the two — CO2 fractional for resurfacing followed by PRP for accelerated healing and collagen support.

What are the disadvantages of skin laser treatment?

Disadvantages include cost (especially for premium platforms), downtime (especially for ablative options), risk of PIH on darker skin types or with wrong protocols, risk of burns from operator error, scarring risk in rare cases, hyperpigmentation from inadequate sun protection post-treatment, and the need for multiple sessions for most indications. Realistic expectations and proper patient selection minimize these risks.