Key Highlights
- A plant used in Brazilian medicine has scientific potential to help people with arthritis and other inflammatory conditions.
- Researchers tested Joseph’s Coat (Alternanthera littoralis) in lab studies and found it reduced swelling, protected joint tissue, and appeared safe at the doses used.
- Joseph’s Coat grows naturally along Brazil’s coast.
- Local communities have traditionally used it to ease inflammation, infections, and parasites.
- Until now, however, there has not been solid scientific evidence showing it works or is safe. The new study was carried out by teams from universities across Brazil, including the Federal University of Grande Dourados, the State University of Campinas, and São Paulo State University.


