Liquid Collagen??. Liquid collagen protein is made of amino acids that are a rich source of nitrogen, proline, hydroxyproline, glycerin and arginine. A majority of the supplements that are available over the counter are in liquid form.
Give your body the nutrients it needs for healthy, glowing skin and shine at every age with collagen elixir. This way it is easier to get absorbed in the bloodstream. Collagen does play a role in maintaining the structural integrity of our organs and arteries, including the heart, although more research is needed.