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Oleuropein (olive extract)
Cardiovascular · Antiviral
Tier 2 — Promising
What it is
The primary active compound in olive leaf extract responsible for its heart-protective effects. Trials show it helps lower blood pressure and improves blood vessel function. Lab studies confirm antiviral and antimicrobial activity. Related to but more concentrated than what you get from eating olives or olive oil. Generally well tolerated at standard doses.
Efficacy
3/5
Safety
4/5
Research
2/5
Onset
2/5
Cost
3/5
Drug-int.
4/5
Dose
250–500 mg/day oleuropein from standardised olive leaf extract
Time of day & tips
Take with food. No major timing restrictions. Can be combined with omega-3s or garlic for cardiovascular support.
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