Posted by:
TaDuy
Quảng Ngãi ::
Vietnam
| updated 2012-04-17 09:19:16 -0700
| health-news
Vitamin D is a steroid vitamin that promotes the intestinal absorption and metabolism of calcium and phosphorus. In recent years, low levels of vitamin D have been linked to a variety of autoimmune conditions, including multiple sclerosis (MS). However, the...