A review of 12 studies, including five randomized controlled trials, has been published in the journal Life, finding that vitamin C is effective at treating Covid-19.

A new review of 28 studies involving almost 5,500 people has found that taking supplemental zinc by mouth or as a nasal spray could ward off infection and may make people feel better more quickly.

Americans have turned to dietary supplements in record numbers over the past two years, with the numbers of users hitting new highs, according to a new consumer survey.

Research conducted at the Institut national de la recherche scientifique in Quebec, Canada, has shown that an oxidation-antioxidant imbalance in the blood is an early indicator of Alzheimer's disease.

Vitamin B6 supplement dosages should be restricted to 10 mg a day or less, with higher dosages sold only as prescriptions, a so-called ‘citizen’ petition to the United States Food and Drug Administration (FDA) has requested.

The recommended dose of vitamin C should be doubled, a recent study has found.

High-dose omega-3 supplements may give NCAA American Football athletes protection from repetitive head injury as well as conferring cardiovascular benefits, suggests a new study.

The supplementation of vitamin C has been found to improve attention, work motivation and reaction time in young adults, according to a study conducted in South Korea.