Retinol Resurfacing Serum with 0.2% Retinol, 5% Niacinamide (B3), 1% HyaluronicSOLD IN UNITS OF 36 Introducing our dermatologist created Retinol 0. 2% Skin Care Serum, meticulously formulated with a powerful blend of scientifically backed ingredients to revitalize your skin. Harnessing the proven benefits of Niacinamide (Vitamin B3), Retinol (Vitamin A), and Sodium Ascorbate (Vitamin C), this advanced serum is designed to promote a radiant, youthful complexion.