Sunny ‘D’ Works Better: Holick

Wednesday, May 24th, 2017 Source: Smart Tan “When you ingest vitamin D, only about 60 percent of it sticks to vitamin D-binding protein, but when you make vitamin D in your skin, 100 percent binds to the protein.” — Dr. Michael F. Holick, vitamin D research pioneer from the Boston University School of Medicine. Holick’s…