Common names include milkvetch, locoweed and goat's-thorn. Botanical name Astragalus tragacantha ssp. Vicentinus
Astragalus is a natural dietary supplement that's used for various health conditions. For instance, it's used to treat the common cold, upper respiratory infections, fibromyalgia, and diabetes. Some proponents of astragalus use it for its heart benefits. They claim it may protect against heart disease. It's also used to help improve overall weakness.
Proponents also say astragalus stimulates the spleen, liver, lungs, circulatory, and urinary system. It's also used to treat arthritis, asthma, and nervous conditions as well as to lower blood sugar and blood pressure.