Supplement Trends: Multivitamin Use Down, Probiotics & Vitamin D Up

About 1 in 2 American adults — or 52 percent of them — takes a dietary supplement, a new study suggests. Although this overall percentage of Americans taking supplements has not changed in recent years, there were changes during the 13-year study period in which supplements people take, the researchers found. Adults taking a multivitamin/multimineral product fell from 37 percent in 1999 to 31 percent in 2012, according to the findings, published today (Oct. 11) in The Journal of the