Hydroxytyrosol, a polyphenolic metabolite of oleuropein, is an extremely powerful antioxidant that is beneficial to health.


Hydroxytyrosol can be found in the olive leaves and fruit, and is found in Extra Virgin Olive Oil. It is water soluble and also found in some olive by-products.


The main reported biological properties of hydroxytyrosol are:

  • Antioxidant activity
  • Anticancer activity
  • Bone health benefits
  • Antimicrobial activity
  • Anti-inflammatory activity
  • Antiviral activity




Fernadnez-Bolanos J, Lopez O, Lopez-Garcia A, et al. Biological properties of hydroxytyrosol and its derivatives.
At: https://www.intechopen.com/books/statistics/olive-oil-constituents-quality-health-properties-and-bioconversions/biological-properties-of-hydroxytyrosol-and-its-derivatives

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