There are numerous types of collagen found in the body, but, there are 3 main types of dietary collagen found on the market. When it comes to choosing a collagen supplement, you should first know what part of the body you want to benefit.
For skin and beauty (i.e. anti-aging), Type I Collagen is considered to be the best. Research in dermatology has shown that when Type I (overall body) collagen is increased, the results are visible in the skin.