Support youthful skin, healthy hair, and strong nails with the mindbodygreen collagen+ powder.* It has 17.7 grams of bovine collagen peptides in every serving, sourced from grass-fed cows. Bovine is one of the best collagen sources because it has Type I and Type III collagen, which are both essential to skin health. The formula also includes hyaluronic acid, biotin, and vitamins C and E. These extra ingredients help promote skin elasticity, enhance skin smoothness, and protect against photoaging.* Best of all, the powder is soy-, dairy-, and sugar-free. Try the collagen powder unflavored or in a chocolate version for 15% off with code NEW15.