Function: Skin Health Ingredients: Liposomal Vitamin C Directions: Take two (2) capsules once daily Shipping: Ships within 48 hours on weekdays Shelf Life: 2 years Liposomal Vitamin C is not as water soluble as other forms of vitamins. Instead, it is delivered in a fat-soluble form due to its proprietary delivery system. To boost immunity, it is necessary to replenish Vitamin C levels through diet or supplementation. Vitamin C is essential for the production of collagen, a fairly abundant structural protein in the human body. Collagen helps nourish the skin. Vitamin C is one of nature's most powerful antioxidants and helps support the immune system. Antioxidants help fight damage caused by free radicals that enter the body through food, the environment, etc. This helps boost the immune system. Phytonutrients from Vitamin C contain a high amount of antioxidants. Vitamin C also helps promote iron absorption.