Dihydromyricetin is a natural flavonoid compound widely found in plants such as Ampelopsis grossedentata (vine tea), Hovenia dulcis Thunb. (hovenia dulcis), and Vitis vinifera L. It is prepared through advanced extraction, purification, and crystallization processes, meeting pharmaceutical grade, dietary supplement grade, or food additive grade standards. Retaining the core biological activities of natural flavonoids, it exhibits excellent antioxidant, hepatoprotective, anti-inflammatory, and metabolic regulation properties, with low toxicity and good biocompatibility. As a high-value natural active ingredient, it is widely used in the dietary supplement industry, cosmetic field, functional food sector, and pharmaceutical intermediates market.