Olive Leaf

At a Glance

Common name

Olive Leaf

Scientific name

Olea europaea

Family

Oleaceae

Region

Mediterranean

Plant part

Leaves

Caffeine

Caffeine Free

Evidence

Limited

Safety review

Safety information on file

Botanical Description

An evergreen tree with narrow silvery-grey-green leathery leaves, clusters of small white flowers, and purple-black olives; the leaves are the medicinal part, rich in oleuropein.

Also known as: Olive Leaves, Olea Folium

Historical Background

The olive branch has symbolized peace across the Mediterranean for millennia, but the olive leaf itself was also a healing herb in Egyptian, Greek, and Roman traditions. Brewed as a mild, green tea, olive leaf has become a popular antioxidant infusion in modern herbal practice.

Earliest recorded uses: Ancient Egyptian, Greek, and Mediterranean use; olive leaves symbolized peace and healing for millennia.

Traditional Uses

These uses document historical traditions and do not imply proven effectiveness.

Flavor & Aroma

Aroma: Mild, green, herbal, slightly astringent

Tea Preparation

Modern Evidence

Olive leaf has a tradition as an antioxidant and cardiovascular-support tea, rich in oleuropein. Clinical evidence is limited; small trials suggest modest effects on blood pressure, but it is not a treatment for hypertension, infection, or any disease.

Evidence levels describe the state of research for the traditional use discussed here, not a recommendation. Historical use does not imply effectiveness.