Tian-I Pharmaceutical Taiwan produces high-quality herbal products rooted in traditional Chinese medicine (TCM) and modern scientific research. Known for their purity, efficacy, and safety, Tian-I's herbal supplements and remedies are crafted using premium natural ingredients. The Bupleurum and Cinnamon Twig Decoction is designed to promote immune health, digestion, and overall vitality, all while adhering to strict GMP standards.