Formulated with novel, bio-available, non-prescription forms of vitamin A. Granactive Retinoid diminishes the effects of UV-induced skin damage and visibly reduces fine lines and wrinkles.How to use : Apply a pea-sized amount of the serum to your fingertips using the pipette. Dab the product onto your face and neck. For optimal results, allow it to absorb for 2-3 minutes before applying your moisturizer. To achieve a noticeable retinoid effect, you should use the serum consistently for at least 2-3 months, initially 2-3 times a week and then gradually on a daily basis. Due to the product's high retinoid concentration, you should only apply the serum in the evening to avoid photosensitivity and irritation. Always apply a broad spectrum sunscreen during the day when using this product.Minimalist, a science-driven, leading skincare brand committed to ""efficacy and transparency in cosmetics"". The brand remains true to its vision of offering clear, solution and efficacy-based products.