If you’ve ever walked into a supplement shop or specialty health food store, you may have noticed items containing collagen. Collagen can take the form of pills, drinks, syrups, lotions, gels, masks, and other beauty and health products. In recent years, collagen has become more popular and there are many who swear by its effectiveness. Before we talk about this keto collagen peptide smoothie, let’s first go over the basic question, “what is collagen?”

Collagen 101

Collagen is the most abundant protein in all living things. There are three types of collagen that make up 80-90% of the total collagen content in the human body; type I, type II, and type III. (1)

Type I collagen – This is the most abundant type of collagen. It’s primarily found in the skin, tendons, bones and ligaments. (2) Type 1 collagen has the highest tensile strength which is why it helps keep skin firm and elastic. Did you know that gram for gram, it’s actually stronger than steel?