Olive Leaf Extract 18%

Olive Leaf Extract 18% is made from the leaves of Olea europaea, the olive tree, which has been cultivated across the Mediterranean region for thousands of years. The leaves — a byproduct of olive cultivation separate from the fruit and oil — contain oleuropein, a bitter phenolic compound that is the primary marker used to standardize olive leaf extracts. The "18%" designation refers to the standardized oleuropein content, a common and well-recognized potency specification in the raw materials market that allows private label brands to make consistent, verifiable label claims batch after batch.

Olive leaf extract has become a mainstay in the antioxidant and immune-support categories, valued both for its standardized-potency documentation and its connection to the broader, well-known Mediterranean olive tradition.

How Brands Use Olive Leaf Extract 18%

• Formulated as a capsule standardized to 18% oleuropein content for consistent, documented potency
• Positioned within immune-support and antioxidant-protection product lines
• Marketed using the recognizable Mediterranean olive tree association for brand storytelling
• Offered in vegetarian or vegan capsule shells since the extract is entirely plant-derived
• Combined in some formulas with vitamin C or zinc for a broader seasonal immune-support blend

The 18% oleuropein standardization is one of the more common and recognizable specifications private label buyers look for when sourcing olive leaf extract, since it gives a clear, comparable potency benchmark across suppliers — brands should confirm this percentage is documented on the certificate of analysis for every batch rather than taking a supplier's word for it. Because olive leaf has broad appeal across general wellness, immune, and antioxidant categories, it functions well both as a standalone SKU and as a supporting ingredient in multi-ingredient formulas.

This ingredient's Mediterranean origin story and long cultivation history give brands an accessible, easy-to-explain narrative for product packaging and marketing content, without requiring extensive consumer education about an unfamiliar botanical.

Health Genesis Corporation manufactures private label Olive Leaf Extract 18% at our FDA-registered, GMP-certified, NSF-certified facility in Davie, Florida. With over 25 years of experience as a family-owned botanical supplement manufacturer, we source standardized oleuropein extract, provide full batch documentation, and support brands with low minimum order quantities and in-house label design.

These statements have not been evaluated by the Food and Drug Administration. This product is not intended to diagnose, treat, cure, or prevent any disease.