Back scars are among the most stubborn to treat because the skin on your back is thicker than most other areas of the body, and it’s under constant tension from movement. Whether you’re dealing with leftover acne scars, raised keloids, or surgical scars, there are effective options ranging from at-home topicals to in-office procedures. The right approach depends entirely on what type of scar you have.
Identify Your Scar Type First
Not all back scars respond to the same treatment, so figuring out what you’re working with is the essential first step. Back scars generally fall into three categories.
Atrophic (depressed) scars sit below the surface of surrounding skin. These are the pitted or indented marks left behind by severe acne or chickenpox. They form when the skin doesn’t produce enough collagen during healing, leaving a visible dip.
Hypertrophic scars are raised, pink to red, and slightly firm, but they stay within the borders of the original wound. They tend to form in areas where a healing wound was under a lot of tension, which makes the back a common location. The good news is that hypertrophic scars often flatten on their own over time and respond well to treatment.
Keloid scars are a different challenge. These firm, smooth, purplish-red growths extend beyond the edges of the original injury and can continue growing for months or even years. The upper back, shoulders, and chest are especially prone to keloids. Unlike hypertrophic scars, keloids rarely resolve on their own and tend to resist treatment, so they typically require more aggressive or combination approaches.
Silicone Sheets and Gels for Raised Scars
If you have a hypertrophic or mildly raised scar, medical-grade silicone is the most evidence-backed at-home option. Silicone sheets work by hydrating the scar tissue and creating a controlled environment that helps flatten and soften raised scars over time. A typical treatment cycle lasts about three months, and the sheets should be worn for a minimum of 12 hours per day, though many products are designed for near-continuous 23 to 24 hour wear. You can wash and reuse the same sheet until it loses its adhesion.
Silicone gel is a practical alternative for the back since sheets can be tricky to keep in place under clothing. The gel dries to form a thin layer and offers similar benefits with less fuss. Whichever form you choose, consistency matters more than brand. Three months of daily use is the standard commitment before judging results.
Why Vitamin E Probably Won’t Help
Vitamin E oil is one of the most commonly recommended home remedies for scars, but the clinical evidence is disappointing. A study on topical vitamin E found that 90% of participants either had an allergic reaction or reported no effect on their scarring. Nearly one-third developed allergic contact dermatitis from the vitamin itself. Any improvement people notice likely comes from the physical act of massaging and moisturizing the scar, not from the vitamin E. Cocoa butter falls into a similar category: a fine moisturizer, but not a proven scar treatment. If you want to massage your scars (which can help break up stiff tissue over time), a plain, fragrance-free moisturizer or medical-grade silicone gel will do the job without the risk of irritation.
Microneedling for Depressed Scars
For pitted or indented back scars, microneedling is one of the most effective collagen-rebuilding treatments. The procedure uses fine needles to create thousands of controlled micro-injuries in the skin. Your body responds by ramping up collagen and elastin production as it heals, which gradually fills in depressed scars and improves skin texture.
Professional microneedling (sometimes called collagen induction therapy) uses longer needles than at-home dermarollers and reaches deeper into the skin, which matters on the back where skin is naturally thicker. Radiofrequency microneedling adds heat energy delivered through the needles, which stimulates even more collagen remodeling in the deeper layers of skin. Multiple sessions spaced four to six weeks apart are typical, and visible improvement builds gradually over several months as new collagen matures.
At-home dermarollers with shorter needles can offer modest improvement for mild scarring. A clinical trial found that acne scars improved after just three dermarolling sessions compared to untreated skin. But for deep, widespread back scars, professional treatments deliver significantly better results.
Laser Resurfacing
Fractional CO2 laser treatment is one of the most studied options for depressed acne scars. The laser creates microscopic columns of controlled damage in the skin, leaving surrounding tissue intact so it heals faster. This triggers substantial collagen remodeling in the treated zones.
A systematic review of fractional CO2 laser studies found an average improvement rate of about 38% after two treatment courses for depressed acne scars, with no serious adverse reactions. Most study protocols used three to five sessions, though some patients saw improvement after a single treatment. Sessions are typically spaced four to eight weeks apart to allow full healing between rounds.
Recovery involves redness, swelling, and peeling that can last one to two weeks per session. On the back, healing may take slightly longer since the area is hard to keep protected and experiences constant friction from clothing. Your provider may recommend lighter settings spread across more sessions to manage this.
Subcision for Tethered Scars
Some depressed back scars look sunken because fibrous bands underneath are literally pulling the skin surface downward, anchoring it to deeper tissue. Subcision directly addresses this. A doctor inserts a needle beneath the scar at a shallow angle, then moves it back and forth in a fan-like motion to physically sever those tethering bands. You can sometimes hear a snapping sound as the fibers release.
The procedure is done in an outpatient setting and is generally well tolerated. Bruising is the most common side effect, and pressure and ice are applied immediately afterward to control it. Makeup or concealer can cover bruised areas if needed. Multiple sessions spaced at least one month apart are typical for significant improvement. Subcision is often combined with microneedling or laser treatments for a more complete result, since releasing the tether allows the skin surface to rise while the other treatments rebuild collagen to fill the remaining depression.
Treating Keloids on the Back
Keloids require a more aggressive strategy, and even then, recurrence is common. The most established first-line treatment is steroid injections directly into the scar tissue, which softens the collagen and flattens the keloid over time. Injections are repeated every three to four weeks, with the concentration adjusted based on how thick and firm the keloid is. Tougher, bulkier keloids may need higher concentrations. Multiple rounds are almost always necessary, and the process can take several months.
For keloids that don’t respond to injections alone, doctors may combine steroid injections with other approaches: cryotherapy (freezing the tissue), laser treatment to reduce redness and bulk, or surgical excision followed by immediate steroid injections or pressure therapy to reduce the risk of the keloid growing back. Surgical removal alone, without follow-up treatment, carries a high recurrence rate because the same biology that formed the original keloid is still active.
Silicone sheets worn consistently after any keloid procedure can help prevent regrowth. Some dermatologists also use radiation therapy for particularly resistant keloids, though this is reserved for cases where other methods have failed.
Preventing New Scars From Forming
If active back acne is still creating new scars, treating the acne itself is just as important as addressing existing scars. Every inflamed breakout that heals on its own carries a risk of leaving a permanent mark, especially on the back where skin heals slowly and is prone to raised scarring.
Several active ingredients can help break this cycle. Benzoyl peroxide kills acne-causing bacteria and unclogs pores. Adapalene (a retinoid available over the counter) prevents new breakouts and keeps pores clear. Alpha hydroxy acids remove dead skin cells and reduce inflammation while also stimulating new skin growth, which can improve the appearance of existing scars. Azelaic acid has both antibacterial and anti-inflammatory properties and helps prevent the protein buildup that clogs pores. Vitamin C can reduce redness and swelling in acne-prone skin.
The practical challenge with the back is reach. A long-handled applicator or body wash containing benzoyl peroxide (left on for a minute or two before rinsing) can make daily treatment manageable. Wearing breathable fabrics and showering promptly after sweating also reduces the frequency of breakouts that lead to scarring in the first place.