Theaflavin-3-gallate has anticancer and apoptotic effects in non-small cell lung carcinoma, it acts as prooxidants and induce oxidative stress, with carcinoma cells more sensitive than normal fibroblasts. Theaflavin-3-gallate can play a role in decreased intestinal cholesterol absorption via inhibition of micelle formation.

3,4-dimethoxybenzoic acid is a member of the class of benzoic acids that is benzoic acid substituted by methoxy groups at positions 2 and 3. It has a role as an allergen and a plant metabolite. It derives from a hydride of a benzoic acid.