From MEpedia, a crowd-sourced encyclopedia of ME and CFS science and history

A vitamin is an organic molecule found in small amounts in the diet, the lack of which causes overt symptoms.[1] Vitamins can not be manufactured by humans and must by obtained by ingesting plants and bacteria.[2] One exception is Vitamin D, which can be synthesized in the skin following exposure to sunlight.[3]

List of vitamins[edit | edit source]

See also[edit | edit source]

References[edit | edit source]

  1. "Vitamins". Linus Pauling Institute. April 22, 2014. Retrieved October 26, 2020.
  2. "Vitamin". The Free Dictionary.
  3. "24.7 Nutrition and Diet". Anatomy and Physiology. Houston, Texas: OpenStax. April 25, 2013. Retrieved October 26, 2020.