Olive Leaf Extract
A potent antioxidant with a wide range of health benefits.
Also known as: Olea europaea
Overview
Olive leaf extract is derived from the leaves of the olive tree (Olea europaea), the same tree that produces olive oil. The leaves have been used for medicinal purposes for centuries, dating back to ancient Egypt. The main active compound in olive leaf extract is oleuropein, which is a powerful antioxidant and anti-inflammatory agent. Olive leaf extract is believed to have a wide range of health benefits, including supporting the immune system, promoting cardiovascular health, and protecting against oxidative stress. It is also being studied for its potential antimicrobial and antiviral properties. Olive leaf extract is a popular supplement for those looking to support their overall health and well-being.
Key Benefits
Supports Immune Function
Olive leaf extract has antimicrobial and antiviral properties that can help to support a healthy immune response.
Promotes Cardiovascular Health
It may help to lower blood pressure and cholesterol levels, which are important for cardiovascular health.
Provides Antioxidant Protection
The oleuropein in olive leaf extract is a potent antioxidant that can help to protect the body from damage caused by free radicals.
Dosage & How to Take
The dose of olive leaf extract can vary depending on the concentration of oleuropein.
| Purpose | Dose | Notes |
|---|---|---|
| General wellness | 500 mg of extract (standardized to 20% oleuropein) per day | Can be taken in a single dose or divided. |
| Immune support | 1,000 mg of extract per day | Higher doses may be used for short-term immune support. |
Best Time to Take
It is best to take olive leaf extract with meals to minimize the risk of stomach upset.
With or Without Food
Recommended with food.
Forms & Bioavailability
| Form | Absorption | Best For | Notes |
|---|---|---|---|
| Capsules | High | General use | Look for extracts standardized to a certain percentage of oleuropein. |
| Tincture | High | Custom dosing | An alcohol-based extract. |
| Tea | Low | Mild support | Made from the dried leaves. |
Side Effects & Safety
Common
- Mild stomach upset
Rare
- Herxheimer reaction (a temporary flu-like reaction) in some individuals
Contraindications
- Pregnancy and breastfeeding.
Interactions
May enhance the blood pressure-lowering effect
May enhance the blood sugar-lowering effect
Scientific Research
Olive leaf extract as a hypotensive agent
A clinical trial found that olive leaf extract was as effective as a prescription medication in lowering blood pressure.
Antimicrobial properties of olive leaf extract
A review of the literature on the antimicrobial effects of olive leaf extract.
Food Sources
Products With Olive Leaf Extract
2 products in our database contain this ingredient
Frequently Asked Questions
Medical Disclaimer
This content is for educational and informational purposes only and is not intended as medical advice. Always consult with a qualified healthcare professional before starting any supplement regimen, especially if you have pre-existing health conditions or are taking medications. The statements on this page have not been evaluated by the Food and Drug Administration.