Revitalise your skin with Medicels REV-UP Retinol Serum. Boosted with a stabilised timed-release retinol, this powerful delivery system delivers optimal effectiveness, with significantly-minimised skin irritation. Enhanced with the brightening effect of 5% niacinamide, the serum promotes collagen production, speeds up the turnover of old skin cells and boosts the production of fresh ones for smoother, firmer skin! The Medicels REV-UP Retinol Serum contains 0.5% retinol, is free of paraben, phthalates, sulfate and SLS/SLES. It is also vegan friendly and cruelty-free.