Oleanolic Acid
Oleanolic acid is a plant triterpene with reported anti-inflammatory effects; available in supplements but not a standard food additive. Long-term safety in concentrated form is not fully established.
What it is
Oleanolic acid is a naturally occurring pentacyclic triterpenoid found in olive leaves and many plants.
Investigated bioactive compound; used in some dietary supplements.
Why it's flagged
- Concentrated supplements may have hepatotoxic potential at high doses (per published studies)
What regulators actually say
"Oleanolic acid (OA) is a pentacyclic triterpenoid abundant in plant kingdom and exhibits diverse pharmacological activities including hepatoprotective, antioxidant and anti-inflammatory effects; concentrated preparations have shown idiosyncratic hepatotoxicity in clinical reports."
Regulatory status
United States — FDA
Not approved as direct food additive; appears in dietary supplements
European Union — EFSA
Not an authorized food additive
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