IUPAC Name: (1R,3aS,5aR,5bR,7aR,9S,11aR,11bR,13aR,13bR)-3a-(hydroxymethyl)-5a,5b,8,8,11a-pentamethyl-1-prop-1-en-2-yl-1,2,3,4,5,6,7,7a,9,10,11,11b,12,13,13a,13b-hexadecahydrocyclopenta[a]chrysen-9-ol
EC Number: 207-475-5
Molecular Weight: 442.7
Chemical Formula: C₃₀H₅₀O₂
CAS Number: 473-98-3
Shelf life: 24 Months

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Betulin Powder (CAS 473-98-3) is a lupane-type pentacyclic triterpenoid first isolated from birch bark, manufactured and supplied in food grade by Shaanxi Yuantai Biological Technology Co., Ltd. at a stated 98% minimum purity by HPLC. The supplier describes research-backed effects including inhibition of melanin formation, lipid-lowering and liver-protective activity, anti-inflammatory and antioxidant properties, and neuroprotective potential, with applications spanning health supplements, food preservation, cosmetics and hair care; it is distributed across North America, Central/South America, Western and Eastern Europe, Australasia, Asia, the Middle East and Africa.