There is a long list of traditional uses of alfalfa as a medicinal herb. They include lowering blood pressure, acting as a diuretic, increasing breast milk production, treating arthritis and getting rid of kidney stones. Unfortunately, most of these proposed health benefits have not yet been researched.

The plant is antiscorbutic, aperient, diuretic, oxytocic, haemostatic, nutritive, stimulant and tonic. The expressed juice is emetic and is also anodyne in the treatment of gravel. The plant is taken internally for debility in convalescence or anaemia, haemorrhage, menopausal complaints, pre-menstrual tension, fibroids etc.