This is an information site about herbs, vitamins and supplements.

We summarize what the published research and the monographs from bodies such as NIH and NCCIH say about a plant or a nutrient: what it is used for, usual amounts, side effects and interactions. We do not sell supplements. Articles are written and reviewed by our editorial team. The site is supported by advertising and by commissions on links to retailers, and those links do not decide what we cover.