What to expect from a chemical peel for keratosis pilaris

Keratosis pilaris causes small rough bumps when keratin collects around hair follicles, often on the upper arms, thighs, cheeks, or buttocks. A peel may loosen surface buildup and smooth the feel of the skin, but it does not remove the follicle pattern or stop every new bump. Read more about [Keratosis Pilaris](/conditions/keratosis-pilaris/).

The area is cleaned and the solution is applied in a controlled way. You may notice tingling, warmth, tightness, or mild stinging. Dryness and light flaking can follow. Inflamed, scratched, sunburned, or infected skin may need to settle before treatment, since extra irritation can make bumps and discolouration more noticeable.

Tell the clinician about eczema, folliculitis, sensitive skin, recent hair removal, and products such as retinoids or exfoliating acids. Do not scrub the bumps or pick at them before the appointment. Wear loose clothing if the treated area will rub against fabric.

After the peel, cleanse gently and apply the recommended moisturiser. Avoid loofahs, scrubs, waxing, shaving over tender skin, hot baths, and active exfoliants until recovery is complete. Keep the area protected from sunlight, especially when arms or legs are exposed. A consistent bland moisturiser can support comfort while the barrier restores.

Contact the clinic for severe burning, marked swelling, blisters, open sores, or pain that is getting worse. Seek prompt assessment for spreading redness, pus, fever, or a rapidly tender cluster of bumps. A rash that does not settle may be irritation, eczema, or folliculitis rather than routine peeling and should be examined.

Ask whether the bumps fit keratosis pilaris, which body areas should be treated, whether a peel or a home keratolytic is more suitable, how long to pause hair removal, and which moisturiser is safest for your skin.