Gravich Retinol Complex Concentrate Serum An alternative form of Vitamin A, specially formulated for those with skin concerns such as fine lines and sensitive skin. We selected a group of 3 types of Retinol derivatives. Each form converts into Vitamin A Acid (Retinoic Acid) under the skin when it encounters enzymes: Retinol Ester ? Retinol ? Retinal ? Retinoic Acid (Active Form) At a concentration of 1.7% Retinoids Complex in a special high ratio exclusive to the brand. Combined with an innovative double encapsulated delivery system that protects the active ingredients with two layers, maintaining stability and controlling the release of the active substances in a consistent and prolonged manner. Designed to eliminate the fear of side effects or irritation typically associated with prescription-strength retinol products. The packaging is also specifically designed to preserve the stability of the serum, protecting it from heat, air, and light. In addition, it soothes and hydrates the skin with Panthenol, combined with Hya Complex and Sorbitan Isostearate, replenishing moisture while protecting the skin barrier. It also helps promote collagen production in the skin, leaving it plump and firm. The serum?s texture is lightweight, absorbs quickly, spreads easily, feels non-heavy, and does not clog pores. Suitable for: . Those with premature wrinkles and deep lines . Dull, uneven skin tone . Rough skin texture . Acne-prone skin How to use for experienced Retinol users: Apply Gravich? Retinol Complex Concentrate Serum onto clean skin before spreading evenly over the face and neck. Can be used both morning and night daily. How to use for new Retinol users: Begin by applying a small amount of Gravich? Retinol Complex Concentrate Serum evenly over the face and neck. Use every other day for the first 1-2 weeks. After the skin has adjusted, it can be used daily both morning and night. It is recommended to always use sunscreen in the morning to provide maximum skin protect ------------------------------------------------------------ Handling Time Orders are processed within 3 business days. We regularly rotate our stock to ensure you receive fresh, high-quality products. Shipping We offer free worldwide shipping on all orders ? always with a tracking number so you can follow your delivery. Estimated Delivery Times USA Canada: 6-11 business days Europe: 6-9 business days Australia: 6-9 business days Rest of the World: 6-12 business days Please note: Delivery times may vary due to customs or unexpected delays. Returns We stand by the quality of our products, which is why we offer a 60-day return window for your convenience. Items must be unopened and unused to qualify. Looking for something else? Can?t find what you?re looking for? Just send us a message ? we?ll do our best to find it for you!