No matter what the source, though, vitamin D must be activated within the body—first through the liver, which converts vitamin D to calcidiol, and then in the kidney, which forms what's known as ...
One 2020 study in Experimental Dermatology found higher levels of a precursor to vitamin D (calcidiol) in redheads, suggesting that gingers could produce more of the vitamin than people with other ...
1 Emergency Medicine Clinical Research Center, Beijing Chao-Yang Hospital, Capital Medical University, Beijing, China 2 Beijing Key Laboratory of Cardiopulmonary Cerebral Resuscitation, Clinical ...