KEY FACT: 80-90% OF VITAMIN D IS FROM SUNLIGHT. “A major source of vitamin D for most humans comes from exposure of the skin to sunlight in nature, very few foods contain vitamin D.” We do not need oral supplements if the skin synthesis of D is intact, and with sufficient sunlight exposure.
https://lnkd.in/eQ_zpCy
linkedin post 2022-06-29 05:12:48
Nigel Fleming
September 21, 2022