Dr.Althea’s Vitamin C Boosting Serum is a vegan, daily care vitamin C serum that helps to improve the skin tone and restore the skin’s natural glow. This serum is made of 20% Vita boosting complex which is a combination of 9 types of vitamins and Hyppophae Rhamnoides Fruit Extract, to deliver a high level of Vitamin C to the skin, without causing any irritation.