Taiwanin C is a natural lignan compound isolated from medicinal plants such as Taiwania cryptomerioides. It is used in biochemical research for its anti-inflammatory, antioxidant, neuroprotective, and potential anti-cancer properties. It demonstrates activity in protecting nerve cells from oxidative stress and apoptosis, making it of interest in studies on neurodegenerative diseases like Alzheimer's. Additionally, it inhibits the growth of certain cancer cells by modulating intracellular signaling pathways such as NF-κB and MAPK, which are involved in cellular responses to inflammation and stress. These properties position it as a promising lead compound for developing natural product-based therapeutics.