Alfalfa leaf contains a broad spectrum of nutrients, including considerable quantities of protein, trace mineral and vitamins, dietary fiber and chlorophyll, which serves as an antioxidant in the bloodstream. The deep root system absorbs minerals from the soil resulting in a plant rich in vitamins and minerals and a great source of fiber and protein. Alfalfa leaf is rich in protein and vitamins A, D, E, and K, also it contains very high in protein, especially when dried. It is "The king of all foods"!Alfalfa extract is a good source of chlorophyll and carotene. It is important to insist on certified organic alfalfa, since the plant concentrates cadmium, copper, lead, nickel, and zinc when it is grown in contaminated soils. The leaves contain eight essential amino acids. Alfalfa sprouts are a staple of salads and contain nutrients, but the leaves hold the best healing potential.

Alfalfa is not recommended as primary treatment for any condition, alfalfa is a tonic herb, one that supports health by nourishing the body. Alfalfa is of special interest to women because of its estrogenic activity. Chemicals in alfalfa called saponins can help lower blood cholesterol (by impeding intestinal absorption) without affecting heart-healthy HDL cholesterol.