Hydroxytyrosol (3,4-dihydroxyphenylethanol). Organic olive leaf extract. 25% hydroxytyrosol (DOPET). Highest ORAC Value worldwide. Innovative food grade polyphenol. Olea25 therapeutic food grade polyphenol known as hydroxytyrosol that is sourced from organic olive leaf. Hydroxytyrosol has the highest ORAC value discovered to date worldwide and combats five predominant reactive species, along with an amphiphilic structure (organic compound) that is essential for cellular longevity.