... is related to free radical reactions. Apocynum venetum tea has obvious anti-oxidation effects, and can reduce cataract formation. ... and other compounds in the tea, can regulate fat metabolism. 3. Promoting digestion and anti-constipation, relaxing bowelsBig Flower Apocynum ... tea is quite effective for indigestion, gastritis, enteritis, chronic constipation. 4. Clear inner fire and calm the liver, anti ...