Heart Health

Olive

Also known as: Olea europaea, Oleuropein, Olive Leaf Extract

Evidence

Mediterranean botanical with oleuropein providing antimicrobial, cardiovascular, and antioxidant benefits. Traditional immune and heart tonic.

Last reviewed June 2026 · Evidence graded from peer-reviewed research, not editorial opinion. Educational only — not medical advice.

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Primary uses

Blood pressure
Cardiovascular
Antioxidant
Immune
Antimicrobial
Immune support
Cardiovascular health

How it works

ACE inhibitor-like activity
Vasodilation
Antioxidant (oleuropein)

Dosage

Typical range: 500-1000mg standardized extract daily
Timing: Any time
With food: Optional
Duration: 8+ weeks for full effects
Special populations: Blood pressure, cardiovascular health

Forms

Standardized extract
Capsules
Liquid extract

Safety

Common side effects

GI upset
Headache
Die-off reaction possible

Contraindications

Very low blood pressure

Products containing Olive

Top-scoring supplements in our catalog that list Olive on the label. Each product is graded on Formulate's ingredient-level rubric — dose accuracy, form, transparency, and third-party testing.

Complement

Essential

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Evidence notes

Mediterranean cardiovascular support

Grade B: Some human trials support key claims; further confirmation needed.

Related in Heart Health

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Medical disclaimer. This page is educational and does not replace advice from a qualified healthcare provider. Individual needs and risks vary — consult a professional before starting, stopping, or combining supplements, especially if you are pregnant or nursing, taking medication, or managing a health condition.