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Published on: August 23, 2024
Toxicological evaluation of pure hydroxytyrosol
David Auñon-Calles1, Lourdes Canut, Francesco Visioli
1Seprox Biotech, Madrid, Spain; Harlan Laboratories S.A., Barcelona, Spain.
Summary
Hydroxytyrosol, a key olive compound, was evaluated for safety. The study established a No Observed Adverse Effects Level (NOAEL) of 500mg/kg/day for this widely used nutraceutical and food ingredient.
Area of Science:
- Food Science
- Toxicology
- Nutraceuticals
Background:
- Hydroxytyrosol is a significant phenolic compound found in olives and extra virgin olive oil.
- It is increasingly utilized in the nutraceutical, cosmeceutical, and food industries as a supplement and preservative.
- Previous safety assessments were limited due to the unavailability of pure hydroxytyrosol.
Purpose of the Study:
- To conduct a comprehensive toxicological evaluation of pure hydroxytyrosol.
- To determine a safe dosage level for hydroxytyrosol in various applications.
- To support the expanded use of hydroxytyrosol in commercial products.
Main Methods:
- Toxicological studies were performed on pure hydroxytyrosol.
- Dosage levels were administered to assess potential adverse effects.
- A No Observed Adverse Effects Level (NOAEL) was determined based on study outcomes.
Main Results:
- The toxicological evaluation of hydroxytyrosol was successfully completed.
- A No Observed Adverse Effects Level (NOAEL) was established at 500mg/kg/day.
- These findings provide crucial safety data for hydroxytyrosol utilization.
Conclusions:
- Hydroxytyrosol demonstrates a favorable safety profile at the determined NOAEL.
- The established NOAEL of 500mg/kg/day supports its use in the food, nutraceutical, and cosmeceutical industries.
- This research facilitates the broader application of hydroxytyrosol based on robust safety data.
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