Botanical name: Vitex agnus-castus, Chastetree
Traditional use: The berries of Vitex agnus-castus L. (chaste tree; chasteberry) are a popular herbal treatment for a range of female reproductive conditions in Anglo-American and European practice. Vitex is considered as one of the most important herbs for female health due to balancing effect on the ovarian hormonal production. (https://pubmed.ncbi.nlm.nih.gov/23136064/)
For PMS, the herb should be taken for a few months before the full benefits are achieved and the bloating, breast swelling and tenderness, irritability, and depression are all reduced.
Warnings: Vitex suppresses prolactin production and lactation and it is not recommended for nursing mothers.