Edward Gorham, PhD, talks about how to use the sun or UV light for vitamin D synthesis.This video is an excerpt from a longer video in a series brought to you by UCSD School of Medicine and GrassrootsHealth where experts discuss the latest research on vitamin D.
Actually this part is more about how the body build up its own defense towards overexposure to UV-light by creating more melanin. Dr. Gorham also describes how sunscreen lotions blocks both the melanin creation as well as the UV light for vitamin D synthesis.
As described in my previous post “Do you know how to tan?“, I have proved on myself that lotions with SPF (maximum 15) are only needed when you have to be long time in the sun or on sensitive parts with thin skin (mainly face). Enjoy the video which will give you the exact knowledge of how to use UV light for vitamin D synthesis as well as how to build more melanin for your natural protection towards overexposure to sunlight.
Click HERE to watch the full video (43 minutes) about how to use UV light for vitamin d synthesis.