The Olive Wellness Institute is a science repository on the nutrition,
health and wellness benefits of olives and olive products, which is
all subject to extensive peer review.

Bioactive Compounds

The olive leaf contains a wide phenolic profile, of which the major elements are shown below: 

  • Oleuropein
  • Hydroxytyrosol
  • Rutin
  • Catechin
  • Luteolin
  • Diosmetin
  • Caffeic acid
  • Verbascoside
  • Vanillic acid
  • Tyrosol
  • Vanillin


The two most prominent biophenols found in olive leaf extract are oleuropein and hydroxytyrosol.1



  1. Vogel P, Machado I, Garavaglia J, et al. Polyphenol benefits of olive leaf (Olea europaea L.) to human health. Nutr Hosp. 2015;31(3):1427–33.