This review from 2016 focused on traditional uses, phytochemistry, pharmacology and toxicology of Boerhavia genus to support potential scope for advanced ethnopharmacological study. 180 compounds from Boerhavia genus were isolated, of which B. diffusa alone, shared around 131 compounds and for most of which it is currently an exclusive source.
References:
Patil, K. S., & Bhalsing, S. R. (2016). Ethnomedicinal uses, phytochemistry and pharmacological properties of the genus Boerhavia. Journal of ethnopharmacology, 182, 200–220. https://doi.org/10.1016/j.jep.2016.01.042