All Day Vitamin Pure C 5.5 Glow Serum contains 5.5% Pure Vitamin C (L-Ascorbic Acid) along with Alpha-Arbutin and Ascorby! Glucoside. It targets dark spots, dullness, and uneven skin tone. The serum has a lightweight and watery texture that doesn't feel oily or sticky. Key ingredients include Ascorbic Acid, Aronia Fruit Extract, and Tocopherol.