The Collagen Glow: A Guide to Ingestible Skincare by Sally Olivia Kim
All the potions in the world won't accomplish what a daily dose of collagen may do. Now that collagen is easier than ever to find and use, readers need The Collagen Glow. It includes information on how collagen is harvested, what to look for in an ingredient list and how to take it to the next level with an easy 10-step plan.