Collagen is one of the most talked about ingredients in skincare, especially when the conversation turns to firm, plump, younger looking skin. It is the main structural protein in the skin and plays a major role in keeping the skin firm, smooth, and resilient. The challenge is that collagen naturally declines with age. Sun exposure, smoking, pollution, stress, and a high sugar diet can also contribute to collagen breakdown. This is why so many creams, serums, powders, and sup