Dietary supplements send 23,000 to hospitals each year in US

Many claim to be natural, which may sound safe, but dietary supplements send 23,000 Americans to hospital emergency rooms each year, a new federal study estimates.
The riskiest ones are weight-loss and energy-boosting products, says the report, published in this week’s New England Journal of Medicine. Here are some details:
POPULAR PILLS
The market is flush with pills and powders. Supplement products have increased dramatically, from about 4,000 types in 1994 to more than 55,000 in 2012, t