New research suggests that a popular gut-boosting supplement can help adults feel less anxious, stressed and fatigued in just two weeks.

Creatine — yes, the favorite of gym rats everywhere, a supplement many of us have taken ourselves — is a naturally occurring ...

But later studies showed, and our previous Consumer Reports Best Buy Drugs report on antidepressants found ... the over-the-counter supplement St. John's wort, yoga, and exercise.