Olive Leaf Extract
Scored by the Formulate Research Team · Last reviewed July 2026
Score Breakdown
Three factors carry this score; three more are checked separately and can only take points away. Hover or tap to see what drove each one.
Ingredients per Serving
| Ingredient | Amount |
|---|---|
| Olive leaf | 500 mg |
Certifications & Testing
Other Ingredients
Gelatin capsule, Rice powder, Magnesium Stearate
Recommended Use
Suggested Usage: 1 capsule, 4 times per day between meals or as directed by a health professional. 1 capsule, 2 times per day can be taken for maintenance.
Warnings
Keep out of reach of children. Sealed for your protection. Do not use if seal on cap is broken.
Frequently Asked Questions
What is Natural Factors Olive Leaf Extract's Formulate score?
Natural Factors Olive Leaf Extract scores 76 out of 100 (grade B+) on Formulate's ingredient-level rubric: clinical evidence, dose accuracy and bioavailability carry the score, while manufacturing, transparency and safety are checked separately and can only deduct.
Is Natural Factors Olive Leaf Extract worth it?
Natural Factors Olive Leaf Extract scores 76/100 (grade B+). That's an above-average result — most of its doses and ingredient forms are well-chosen, with only minor gaps in dosing, transparency, or testing. Formulate grades every product with the same automated rubric, so the score reflects the formula — not marketing or sponsorships.
What's in Natural Factors Olive Leaf Extract?
Each serving contains Olive leaf (500 mg). Serving size: 1 Capsule(s). 60 servings per container.
How do I take olive leaf extract?
Suggested Usage: 1 capsule, 4 times per day between meals or as directed by a health professional. 1 capsule, 2 times per day can be taken for maintenance.
Who makes Olive Leaf Extract?
Olive Leaf Extract is made by Natural Factors. See Formulate's full grade and product lineup for Natural Factors on its brand page.
Is Natural Factors Olive Leaf Extract third-party tested?
Natural Factors lists the following certifications and testing for this product: Dairy-Free.
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Disclosure. Formulate may earn a commission from purchases made through links on this page. Commissions never influence scores — every product is graded by the same automated rubric. This page is for educational purposes only and does not replace advice from a qualified healthcare provider.