Standardized Olive Leaf Extract

INCI Name: Olea Europaea (Olive) Leaf Extract
Part Used: Leaf
Chemistry: 18% Oleuropein
Plant Description: The olive tree is an evergreen plant growing to 30 feet with a deeply grooved gray trunk, small leathery leaves, clusters of small greenish white flowers, and green fruit ripening to black.
Olive Leaf Attributes: Studies have indicated the following:
Anti-inflammatory (5)

  • Helps skin recover from UVB damage
  • Soothes damaged skin
  • Reduced erythema 22%
  • Reduced T.E.W.L. 35%

Anti-Oxidant/Free Radical Scavenger (6)

  • DPPH Assay & Kinetic Studies (2)
  • Anti-aging

Promotes Wound Healing (1)

  • 87.1% decrease in wound size after 12 days versus
  • 12.5% for control
  • 34.8% increase in wound tensile strength
  • Increased collagen production

Oleuropein displays anti-tumor activity (3)

  • Inhibited proliferation and migration of advanced grade
  • human tumor cell lines

Anti-microbial activity against gram negative, gram positive bacteria and fungi (4) (6)

Applications: Skin Care
Sun Care
Hair Care
References:
  1. Koca, Ufuk et al, “Wound Repair Potential of Olea eropaea L. Leaf Extracts Revealed by In Vivo Experimental Models and Comparative Evaluation of the Extracts’ Antioxidant Activity”, Journal of Medicinal Food 14 (1) 2010, 1-7
  2. LeTutour, Bernard, and Guedon, Diclier, “Antioxidative Activities of Olea Europaea Leaves and Related Phenolic Compounds, Phytochemistry, Vol.31 No. 4 pp 1173-1178 1992
  3. Hamdi, Hamdi K., and Castellon, Raquel, “Oleuropein, a non-toxic olive iridoid, is an anti-tumor agent and cytoskeleton disruptor” H2RC Corporation, June 2005
  4. Pereira, Ana Paula et al, “Phenolic Compounds and Antimicrobial Activity of Olive (Olea eruopaea L. Cv. Cobrancosa) Leaves”, Molecules Vol 12, pp 1153-1162, 2007
  5. Perugini, P, et al, “Efficacy of oleuropein against UVB irradiation: preliminary evaluation” International Journal of Cosmetic Science, Vol 30, 113-120, 2008
  6. Ok-Hwan Lee, Boo-Yong Lee, “Antioxidant and antimicrobial activities of individual and combined phenolics in Olea eruopaea leaf extract” Bioresource Technology Vol 101 pp 3751-3754 2010