Keratosis Pilaris and Vitamin A

Keratosis pilaris happens when keratin collects around hair follicles, producing a sandpaper-like texture. Prescription or cosmetic retinoids are vitamin A derivatives that can influence how skin cells shed; they are not the same as taking vitamin A supplements. Rough [Skin Bumps](/symptoms/skin-bumps/) can also have other causes, so appearance alone cannot confirm the diagnosis.

Start with a bland moisturiser and consistent bathing habits. [Emollient Therapy](/treatments/medical-dermatology/emollient-therapy/) can reduce dryness and friction. Discuss a [Topical Retinoids](/treatments/medical-dermatology/topical-retinoids/) plan with a dermatologist, especially if you are pregnant, breastfeeding, have eczema, or use other active products. Do not increase vitamin A supplements to treat the bumps. Gentle exfoliation may be considered only when your clinician says your skin can tolerate it.

Book an appointment when bumps are new, itchy, painful, pus-filled, or spreading quickly, or when a moisturising routine has not helped. Seek urgent care for facial swelling, breathing trouble, or a severe blistering reaction. These features may point away from uncomplicated keratosis pilaris.

Would a retinoid suit my skin and circumstances? Are any supplements unnecessary or unsafe for me? Which moisturiser should I try first? Could these bumps instead be [Ingrown Hairs](/symptoms/ingrown-hairs/)?