Collagen is the most abundant protein in our body and helps give structure to our hair, skin, nails. However, as we age, the production of collagen levels in our body decreases. AdvoCare Glow Collagen contains 5,000 mg of marine collagen peptides that function to support our body's natural collagen production.* Silica, sourced from bamboo extract, complements the collagen and supports the strength and elasticity of the skin.* Additional antioxidant Vitamin E helps to promote healthy skin cell function.