# How many sessions of CO2 Fractional Laser are needed for acne scars?
**URL:** https://www.patients.community/t/how-many-sessions-of-co2-fractional-laser-are-needed-for-acne-scars/10108
**Category:** Dermatology
**Created:** [January 23, 2026, 12:37pm UTC](https://www.patients.community/t/how-many-sessions-of-co2-fractional-laser-are-needed-for-acne-scars/10108 "2026-01-23T12:37:13Z")
**Posts on this page:** 7
**Page:** 1
### Author:  [@Noahlee07](https://www.patients.community/u/Noahlee07)
#### Post date: [January 23, 2026, 12:37pm UTC](https://www.patients.community/t/how-many-sessions-of-co2-fractional-laser-are-needed-for-acne-scars/10108/1 "2026-01-23T12:37:13Z")
These stubborn acne scars on my face are driving me nuts, so I started checking out CO2 Fractional Laser. but I know it takes more than one session, and I’m trying to understand how many times people usually need to go to see real changes. I just want to know what to expect before starting.
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### Author:  [@Hannah](https://www.patients.community/u/Hannah)
#### Post date: [January 29, 2026, 9:47am UTC](https://www.patients.community/t/how-many-sessions-of-co2-fractional-laser-are-needed-for-acne-scars/10108/2 "2026-01-29T09:47:25Z")
In my case, 4 sessions spaced a month apart worked best. The first two sessions mostly softened the texture, and the last two really improved depth and smoothness. Expect downtime and peeling, but the results are worth it if you stick to the plan.
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### Author:  [@John](https://www.patients.community/u/John)
#### Post date: [January 29, 2026, 10:29am UTC](https://www.patients.community/t/how-many-sessions-of-co2-fractional-laser-are-needed-for-acne-scars/10108/3 "2026-01-29T10:29:58Z")
CO2 Fractional Laser is a skin treatment that resurfaces the skin and stimulates collagen to reduce acne scars. The number of sessions really depends on the severity of your scars mild scarring might improve in 2–3 sessions, while deeper scars could need 4–6 or more. From my experience, results appear gradually, and spacing the sessions a few weeks apart helps the skin heal properly and show noticeable improvement.
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### Author:  [@Maria](https://www.patients.community/u/Maria)
#### Post date: [January 29, 2026, 11:00am UTC](https://www.patients.community/t/how-many-sessions-of-co2-fractional-laser-are-needed-for-acne-scars/10108/4 "2026-01-29T11:00:32Z")
I had acne scars for years and tried creams with zero effect. My derm suggested CO2 Fractional Laser, 3–5 sessions depending on response. I noticed some smoother skin after the first session, but the bigger improvement was gradual. You really have to plan ahead for recovery days between sessions.
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### Author:  [@Dmitry](https://www.patients.community/u/Dmitry)
#### Post date: [January 30, 2026, 4:56am UTC](https://www.patients.community/t/how-many-sessions-of-co2-fractional-laser-are-needed-for-acne-scars/10108/5 "2026-01-30T04:56:56Z")
The number of CO2 laser sessions depends on the severity of the scar milder scars may require only one session, while more severe scars may require a few sessions. From my experience, it wasn’t immediate, but the results started to manifest as my skin healed.
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### Author:  [@evansluke.1988](https://www.patients.community/u/evansluke.1988)
#### Post date: [January 30, 2026, 6:04am UTC](https://www.patients.community/t/how-many-sessions-of-co2-fractional-laser-are-needed-for-acne-scars/10108/6 "2026-01-30T06:04:34Z")
For me, 3 sessions spaced a month apart did the trick. My skin was a little tender and flaky afterward, but each session made the scars softer. I also used gentle skincare and sunscreen, which I think helped the results last.
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### Author:  [@BLS\_Clinic](https://www.patients.community/u/BLS_Clinic)
#### Post date: [May 26, 2026, 11:00am UTC](https://www.patients.community/t/how-many-sessions-of-co2-fractional-laser-are-needed-for-acne-scars/10108/7 "2026-05-26T11:00:57Z")
Hi Noah, CO2 Fractional Laser usually requires around 3–5 sessions for noticeable improvement in acne scars, depending on how deep the scars are and how your skin responds. Treatments are typically spaced a few weeks apart to allow proper healing and collagen rebuilding. Most people start seeing gradual texture improvement after the first couple of sessions. A proper skin assessment can help determine the best plan for your specific scar type.