Published onJanuary 22, 2025Are Dietary Supplements Beneficial or Harmful? Evidence for Both Sidesdietary-supplementssupplement-safetyevidence-basedvitamin-Dsupplement-risksEFSANHSUKSupplements are neither uniformly good nor bad — specific supplements in specific contexts have genuine evidence of benefit, while others have evidence of harm. This article examines both sides with clinical data.