Although collagen has been talked about almost as much as Taylor Swift lately, most people don't know that this protein is the silent builder of our skin, joints, bones and even the intestinal lining. In the skin, collagen makes up more than 70% of its structural mass and gives it what we all notice – firmness, elasticity and enviable smoothness. Unfortunately, after the age of 25, its production begins to dry up – slowly but steadily. Professional research confirms that we can lose up to 30% of collagen in a decade, which quickly translates into fine wrinkles, sagging and a tired appearance of the skin.
