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Camellia Oleifera Leaf Extract
Camellia Oleifera Leaf Extract
Safe
Camellia leaves (and the closely related C. sinensis tea leaves) have a long history of safe consumption as tea.
Found in
6 products
What it is
Extract from leaves of Camellia oleifera (tea-oil camellia); related to the tea plant Camellia sinensis.
Antioxidant, flavoring, cosmetic skin-conditioning agent; tea-related polyphenols.
Why it's flagged
- very high catechin doses (concentrated extracts) have been associated with rare hepatotoxicity
What regulators actually say
"EGCG doses ≥800 mg/day taken as food supplements have been associated with elevated serum transaminases in some adults."
Regulatory status
United States — FDA
Permitted as herbal tea ingredient; tea is GRAS.
European Union — EFSA
EFSA evaluated green tea catechins — hepatotoxicity risk above 800 mg EGCG/day; whole-leaf tea is safe.
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