Taking B complex can lead to stool changes. Some components of B complex, like niacin, may lead to yellow stools by damaging ...

I am a woman in my late 60s with a family history that includes an older brother who had a heart attack at a young age.

SAN FRANCISCO (Reuters) - Unexpected serious side effects arose in a huge study of a Merck & Co long-acting niacin drug aimed at raising good HDL cholesterol, according to data released on Saturday, ...

Pre-workout supplements are associated with side effects like digestive issues, water retention, and headaches. Adjusting your dosage or avoiding supplements with certain ingredients may help. To ...