Laser Skin Resurfacing: The No-BS Guide to CO2, Fraxel, Erbium, and What Actually Works

What Laser Resurfacing Actually Does

Strip away the marketing language and laser skin resurfacing is surprisingly straightforward. A laser delivers concentrated light energy to your skin at a precise wavelength and depth. What happens next depends on which camp the laser falls into -- and understanding ablative vs non-ablative laser technology is the single most important distinction you need to make.

Ablative lasers vaporize the outer layers of skin. Gone. Your body then rebuilds those layers from scratch, and in the process, produces fresh collagen and new, tighter skin. This is controlled damage -- the same principle behind chemical peels, just executed with far more precision.

Non-ablative lasers heat the tissue beneath the surface without removing the top layer. Think of it as poking the collagen-production machinery with a stick rather than demolishing the factory and rebuilding. Less dramatic stimulus, less dramatic results, less dramatic recovery.

Then there is the word fractional, which gets attached to both types. Fractional means the laser treats a grid of tiny dots across the skin rather than blasting the entire surface. Between those dots, untouched skin remains intact. That untouched skin acts as a healing reservoir, dramatically cutting recovery time compared to full-field ablative treatments (which were the original CO2 lasers of the 1990s and are rarely performed today).

Every laser resurfacing treatment works on this spectrum: more aggressive equals more results equals more downtime. There is no device that breaks this rule, regardless of what the brochure in the waiting room says.

The Laser Lineup (Decoded)

Walk into any med spa and you will hear a dozen device names thrown around like they are self-explanatory. They are not. Here is what is actually on the table.

CO2 Fractional Laser

The heavy hitter. The CO2 laser operates at 10,600nm wavelength and is ablative -- it vaporizes tissue. Fractional CO2 (brand names include Fraxel Repair, SmartXide DOT, UltraPulse) treats columns of skin at significant depth, stimulating dramatic collagen remodeling. This is the go-to laser treatment for acne scars (deep ice pick and boxcar types), significant wrinkles, or serious cumulative sun damage. One session can produce results that are visible for years.

The trade-off: real downtime, real discomfort during the procedure, and a recovery period that requires planning your life around it.

Erbium Laser

Erbium:YAG (2,940nm) is also ablative but gentler than CO2. It removes tissue with less residual heat damage to surrounding skin, which means less post-procedure redness and faster healing. Erbium is the choice for moderate concerns -- sun damage, mild to moderate wrinkles, textural irregularities -- where CO2 would be overkill. Recovery runs 5-7 days rather than CO2's 7-14. Results are real but not as dramatic as CO2 for severe concerns.

Fraxel

The Fraxel laser is a brand name, not a type of laser, but it has become genericized like Kleenex. The Fraxel line includes two very different devices. Fraxel Dual (1550nm/1927nm) is non-ablative -- it heats columns of tissue without removing the surface. This is the "lunchtime laser" version, with 2-5 days of mild swelling and redness. Fraxel Repair is a fractional CO2 laser (ablative) with full CO2-level downtime. When someone casually says "I am getting Fraxel," you have no idea which one they mean, and the difference is enormous.

IPL/BBL (Intense Pulsed Light / BroadBand Light)

Technically not a laser at all. IPL and BBL devices emit a broad spectrum of light wavelengths rather than a single precise wavelength. They excel at treating pigmentation irregularities (sun spots, age spots), diffuse redness, rosacea, and broken capillaries. Downtime is minimal -- spots darken and flake off over 5-10 days, but you can go to work the next day. The limitation: IPL does almost nothing for texture, wrinkles, or scars. It is a surface-level treatment for color issues.

Laser Type	Category	Best For	Downtime	Sessions
CO2 Fractional	Ablative	Deep wrinkles, acne scars, severe sun damage	7-14 days	1 (sometimes 2)
Erbium	Ablative (gentler)	Moderate wrinkles, sun damage, texture	5-7 days	1-2
Fraxel Dual	Non-ablative	Fine lines, mild scars, tone/texture	2-5 days	3-6
Clear+Brilliant	Non-ablative (mild)	Prevention, glow, pore refinement	1-2 days	4-6
IPL / BBL	Broad-spectrum light	Sun spots, redness, rosacea, broken vessels	1-3 days	3-5

What They Tell You vs. What Actually Happens

This is where the med spa brochure and lived reality diverge.

CO2 Recovery Is Not "A Few Days of Redness"

Let us be direct. After fractional CO2 laser resurfacing, you will look like you have a severe sunburn for the first 48 hours. By days 3-5, your skin will be oozing, crusting, and peeling. You will look alarming to people who do not know what you had done. Days 5-10 bring the "raw pink" phase -- new skin is exposed and extremely sensitive. By day 14, most people are presentable with makeup, but underlying pinkness can persist for 4-8 weeks. Some people experience redness for 3-6 months.

This is not meant to scare you off CO2. The results can be genuinely transformative for deep acne scars and significant photoaging. But if your provider describes recovery as "mild redness for a few days," that is a red flag about their honesty or their treatment intensity. Real CO2 at therapeutic depths has real recovery.

Non-Ablative Requires Patience and Repetition

Fraxel Dual and similar non-ablative treatments market themselves as low-downtime alternatives. That part is true -- you will be red and slightly swollen for 2-3 days, sandpaper-textured for about a week, and then back to normal. What they underemphasize is that one session produces subtle results at best. You are signing up for a series of 3-6 treatments, spaced 4-6 weeks apart. The cumulative effect after 4-5 sessions can be impressive, but it builds slowly. If you expect dramatic change from a single non-ablative session, you will be disappointed.

Pain Management Varies Wildly

For non-ablative treatments, topical numbing cream (applied 45-60 minutes before) usually makes it tolerable. Uncomfortable, but manageable.

For ablative CO2, numbing cream alone may not cut it. Many patients report that topical numbing was insufficient, especially around the perioral area (around the mouth) and periorbital area (around the eyes). Ask your provider about nerve blocks, oral sedation, or even twilight anesthesia for full-face ablative treatments. A provider who dismisses pain concerns with "the numbing cream handles it" may not be doing aggressive enough treatments to warrant better anesthesia -- or they may not be taking your comfort seriously. Either way, ask the question before you are on the table.

The "Laser Before and After" Photos Are Cherry-Picked

Every provider's laser resurfacing before and after gallery shows their best outcomes photographed under ideal lighting. Ask to see a range of results, including average outcomes. Ask specifically about cases where results were underwhelming. A confident provider will show you the full spectrum.

The Money Talk

Laser resurfacing cost is notoriously opaque. Here is what the landscape actually looks like in 2026.

Treatment	Cost Per Session	Typical Sessions	Total Investment
IPL / BBL	$300 - $600	3-5	$900 - $3,000
Clear+Brilliant	$400 - $700	4-6	$1,600 - $4,200
Fraxel Dual	$800 - $1,500	3-6	$2,400 - $9,000
Erbium (ablative)	$1,000 - $3,000	1-2	$1,000 - $6,000
CO2 Fractional (ablative)	$1,500 - $5,000	1	$1,500 - $5,000

A few things the price list does not capture:

• Post-care products: Your provider will prescribe or recommend a specific recovery regimen -- gentle cleansers, healing ointments (Aquaphor or specialized balms), medical-grade sunscreen. Budget $75-$200 for post-care supplies.
• Follow-up visits: Most ablative treatments include one or two follow-up appointments. Verify whether these are included in the quoted price.
• Time off work and social life: This is the cost people forget. CO2 means 7-14 days where you cannot show your face in a client meeting or on a video call. For some people, that is a bigger expense than the procedure itself. Non-ablative treatments have minimal social downtime but eat up months of recurring appointments.
• Maintenance: Laser results are not permanent. Sun damage continues to accumulate, collagen production slows again, skin ages. Many people do maintenance treatments every 1-3 years. Factor that into the long-term math.

If a price seems dramatically below these ranges, ask why. It could mean less aggressive settings (fewer results), a less experienced provider, or an older device. Sometimes it is a genuine introductory offer. But cheap and aggressive laser treatment is a combination that should make you nervous.

Matching the Laser to Your Skin Concern

The most common mistake in laser resurfacing is choosing a treatment based on what a friend did or what the clinic happens to own, rather than what your specific skin concern actually requires.

Concern	Best Option	Why
Deep acne scars (ice pick, boxcar)	CO2 fractional or erbium	Only ablative depth reaches the dermal remodeling needed for scar revision
Rolling acne scars (shallow)	Fraxel Dual or erbium	Moderate depth is sufficient; less aggressive = less risk
Sun spots / age spots	IPL / BBL	Targets melanin specifically with minimal collateral effect on texture
Fine lines and early wrinkles	Fraxel Dual	Non-ablative collagen stimulation with manageable downtime
Deep wrinkles (perioral, forehead)	CO2 fractional	Significant tissue remodeling needed -- ablative delivers
Redness / rosacea	IPL / BBL	Targets hemoglobin in blood vessels; vascular-specific wavelengths
Overall skin texture and tone	Fraxel Dual or Clear+Brilliant	General resurfacing without targeting one specific issue
Melasma	Proceed with extreme caution	Lasers can worsen melasma -- heat triggers more pigment production. Specialist required.
Prevention / maintenance (20s-30s)	Clear+Brilliant or mild IPL	Low-intensity collagen boost without treating a specific problem

A Critical Note on Skin Tone

This deserves its own callout because it is frequently glossed over. Ablative lasers carry a significantly higher risk of post-inflammatory hyperpigmentation (PIH) in darker skin tones (Fitzpatrick skin types IV-VI). The heat and tissue destruction can trigger excess melanin production, leaving dark patches that may take months to resolve -- or in some cases, become semi-permanent.

This does not mean people with darker skin cannot get laser treatments. It means:

• Non-ablative options (Fraxel Dual, certain Nd:YAG lasers) are generally safer starting points
• If ablative treatment is recommended, the provider must have documented experience treating your skin type specifically
• Pre-treatment with topical agents (hydroquinone, tretinoin) for 4-6 weeks can reduce PIH risk
• Conservative settings with multiple passes are safer than one aggressive pass
• Ask to see before-and-after photos of patients with similar skin tone -- not just their lightest-skinned results

A provider who waves off Fitzpatrick considerations with "our laser works on all skin types" is telling you they either do not understand the risk or do not want to discuss it. Neither is acceptable.

Skip It If...

Laser resurfacing is not universally appropriate. Postpone or reconsider if any of these apply:

• You have a darker skin tone and the provider lacks specific experience with it. Ask directly: "How many patients with Fitzpatrick type IV/V/VI have you treated with this device, and what was your complication rate?" Vague answers are a dealbreaker.
• You have an active tan or significant recent sun exposure. Tanned skin absorbs laser energy unpredictably, increasing burn and hyperpigmentation risk. Most providers require 4-6 weeks of strict sun avoidance before treatment.
• You are taking photosensitizing medications. Doxycycline, certain acne medications (isotretinoin -- most providers require 6-12 months off Accutane before ablative treatment), some blood pressure meds, and St. John's Wort all increase photosensitivity. Disclose your full medication list.
• You expect dramatic results from one non-ablative session. It will not happen. If you cannot commit to a series of 3-6 treatments, a single ablative treatment (with its longer recovery) may actually be more cost-effective and satisfying.
• You have melasma and no specialist guidance. Melasma is hormonal, chronic, and reactive to heat. Lasers -- even non-ablative ones -- can trigger a flare that is worse than what you started with. Only treat melasma with lasers under the care of a dermatologist who specializes in pigmentary disorders. Topical treatments (tranexamic acid, azelaic acid, tretinoin, hydroquinone) are the safer first line.
• You have a history of keloid scarring. Ablative lasers create controlled wounds. If your skin responds to wounds with keloid formation, laser resurfacing carries an elevated risk.
• You have active acne, cold sores, or skin infections in the treatment area. Treating over active breakouts or infections spreads bacteria and increases complication risk. Herpes simplex carriers should take antiviral prophylaxis (valacyclovir) before ablative treatments -- active cold sores are an absolute contraindication.

Questions That Make Your Provider Respect You

Walking into a laser consultation informed changes the dynamic entirely. You are not there to be sold a treatment -- you are there to evaluate whether this provider and this device are right for your specific concern. These questions signal that you have done your homework:

1. "What specific laser device are you using?" -- Brand and model matter. "We use a fractional laser" is not an answer. "We use the Lumenis UltraPulse CO2 with the ActiveFX and DeepFX handpieces" is an answer.
2. "What settings and depth are you planning?" -- For fractional lasers, this means energy level (millijoules), density (percentage of skin treated), and number of passes. Higher numbers across the board mean more aggressive treatment and more results but also more downtime and risk.
3. "How many of these procedures have you performed on skin similar to mine?" -- Not how many lasers total. How many on your skin type, your age range, your specific concern. Volume matters in procedural skill.
4. "What is your complication rate?" -- Specifically ask about hyperpigmentation, hypopigmentation, scarring, and prolonged erythema (redness lasting beyond 3 months). A provider who claims zero complications is either lying or not doing enough procedures.
5. "What does your post-care protocol look like?" -- The answer should be detailed and specific: what to apply (and when), what to avoid, when to return for follow-up, and what warning signs to watch for. A vague "just keep it moisturized" after ablative treatment is inadequate.
6. "Do you have day-3 and day-14 photos I can see?" -- Before-and-after galleries always show the healed result. You need to see the messy middle to set realistic expectations for your recovery. A provider who documents recovery progression is thorough.
7. "What is the alternative if I do not do this?" -- Sometimes the honest answer is that a series of chemical peels, microneedling, or diligent topical treatment (retinoids + vitamin C + sunscreen) would get you 70% of the way there with less risk and cost. A provider who only recommends laser is a provider who only sells laser.

The BlushLocal Take

Laser skin resurfacing is one of the most effective tools in aesthetic dermatology -- when the right laser is matched to the right concern by a provider who knows what they are doing. The technology is proven. The results can be genuinely life-changing for people dealing with acne scarring, accumulated sun damage, or signs of aging that topical products cannot touch.

But it is also a category with significant variability in outcomes, pricing, and provider skill. The difference between a skilled operator using appropriate settings and an inexperienced one using the same device is the difference between transformation and disappointment (or worse, complications).

Do the homework. Ask the uncomfortable questions. Understand what you are signing up for -- the realistic timeline, the real recovery, and the real cost. Then make the decision with open eyes.

Ready to start your search? Find laser resurfacing providers near you and compare credentials, specialties, and patient reviews before booking a consultation.