New Roots Herbal Red Raspberry Leaf - Raspberry leaves contain fragarine (a tonic for the uterus), tannins (likely responsible for the antinauseant, antivomiting, and astringent effects of this plant), polypeptides, and ellagic acid. Also, the leaves are a rich source of iron citrate which is the alterative, blood-making, astringent, and contractile agent for the female’s reproductive area. Leaves are astringent, stimulant, digestive, tonic, alterative, parturient, hemostatic, antiemetic, cathartic, and antiseptic.