Polyphenolic antioxidant profiles of yellow camellia

► Polyphenolic antioxidant profiles were characterised for an endangered plant, yellow camellia. ► Yellow camellia leaves contain platphyllosides and is rich in tannins, flavanols, and flavones. ► The polyphenolic antioxidants in yellow camellia are highly dependent on the nature of plants. ► In sharp contrast to common tea (with white flowers), there is no caffeine in yellow camellia.