Murad Retinol Youth Renewal Serum is an advanced night cream that improves the look of youthful contours and wrinkles while intensely hydrating. It is formulated with Murad's Retinol Tri-Active Technology, which balances a fast- acting retinoid, delayed-release retinol, and a retinol booster for rapid results while still being gentle on the skin, plus a dose of hydrating hyaluronic acid. The serum is suitable for all skin types, including balanced, oily, combination, and dry skin. The product is free from parabens, sulfates, phthalates, gluten, animal-derived ingredients, mineral oil, formaldehyde, oxybenzone, petrolatum/petroleum. The serum contains water, cyclopentasiloxane, isopropyl palmitate, c14-22 alcohols, polymethylsilsesquioxane, dimethicone, propanediol, glyceryl stearate, peg-100 stearate, shea butter ethyl esters, retinol, hydroxypinacolone retinoate, retinol propionate, swertia flower extract, and hyaluronic acid. The product has received positive reviews for its effectiveness in reducing wrinkles and improving skin texture. Some users have reported experiencing dryness and irritation after using the serum.