Timeless Skin Care 10percent Vitamin C + E + Ferulic Acid Serum The Timeless Skin Care 10percent Vitamin C + E Ferulic Acid Serum combines powerful antioxidants and hydrating ingredients to brighten dull skin and reduce the signs of aging. Rmended for all skin types, especially more sensitive skin, this 10percent concentration of L-ascorbic Acid will help restore dull, discolored, and stressed skin, while providing 24/7 protection against environmental pollutants. Timeless Skin Care 10percent Vitamin C + E + Ferulic Acid serum provides a highly concentrated blend of brightening and anti-aging ingredients. This serum gently lightens hyperpigmentation and brightens dull skin tone by boosting skin cell turnover. This lightweight formula absorbs quickly, and can be applied in the morning or evening for a boost of antioxidants and protection against free radicals. Note: It is a common side effect due to the high concentration of L-ascorbic acid to notice mild irritation and redness, flaking of the skin, and/or even tiny red bumps. The ingredient, Vitamin E, may exacerbate an already oil-prone condition. Modify the use of serum by using fewer pumps and/or using it on fewer days until the skin has be acclimated to it. Pro Tip: To avoid increased irritation and inflammation, avoid use of vitamin A products and exfoliants in the same routine.