Here’s a quick primer on skin and wrinkles. There’s a tissue in the tough inner layer of the human dermis — collagen — that tightens the skin, making it look young and healthy. As your skin ages, it loses collagen and elasticity, making it more slack, which in turn causes wrinkles. Even though wrinkles are a natural part of aging, most of us want to avoid them any way possible.
So, how can you keep the collagen in your skin?