Caffeine stimulates the body reactions and also stimulates the cerebrum. It reduces fatigue and stress. It strengthens the heart, acts as a diuretic and is helpful for asthmatics. They help lower blood sugar and cholesterol levels and help prevent platelet coagulation, suppress fat absorption and help prevent tooth decay. They sterilize toxic enterobacterium and remove odors.
Flavonoids suppress the formation of thrombus, cataracts and cancer causing cells.
They are antioxidants and remove odors. Polysaccharide is an expectorant and it is anti-glucosuria which helps lower blood sugar levels. Saponin is useful in helping to prevent cancer.