Best Olive Leaf Supplements for Immune Support of 2026

Clean Nutraceuticals HerbaPlex is an all-in-one immune support and digestive supplement that combines the benefits of oregano oil powder, garlic pills, olive leaf extract, black seed oil, elderberry supplements, Vitamin D3, and Zinc. This powerful herbal complex supplement is designed to support your immune system and digestive health. With just two capsules a day, you can enjoy the convenience of having four full-dose products in one supplement. Say goodbye to the clutter of countless supplements in your cabinet and simplify your routine with Clean Nutraceuticals HerbaPlex.

Barlean's Olive Leaf Spray is designed to support your immune system by providing antioxidants that help strengthen your body's natural defenses. If you’re dealing with a dry or scratchy throat, this spray offers quick relief with a calming blend of peppermint, sage, and lemon flavors that soothe irritation. The spray uses high-quality olive leaves from Spain, freshly pressed to maintain their full nutritional benefits, ensuring you get a potent and refreshing experience. It’s easy to use, allowing you to spray directly into your throat as needed, making it a convenient option to support your throat health and overall wellness.

Gaia Herbs Olive Leaf Extract is a traditional immune health supplement that supports overall wellness. Formulated with olive leaf extract and oleuropein, this vegan liquid phyto-capsule is designed to help sustain your body when faced with immune challenges. Customers have reported positive results with blood pressure and cholesterol, as well as relief from allergies, ulcerative colitis, and respiratory issues.

Wild & Organic Olive Leaf Supplement is a pure and potent liquid extract that harnesses the natural power of olive leaf. With a concentrated 635mg of olive leaf extract, this supplement provides a rich source of antioxidants to support your overall well-being. Incorporating it into your daily routine is effortless - simply add a full dropper to a glass of water or juice twice a day. This convenient and easy-to-use supplement is carefully formulated for your safety, undergoing rigorous testing and adhering to high-quality standards. Plus, your satisfaction is guaranteed, as the brand is committed to providing a premium organic olive leaf extract. Start your wellness journey with Wild & Organic Olive Leaf Supplement today!

Swanson Olive Leaf Extract Capsules are a powerful formula sourced from olive tree leaves. Each capsule contains 500mg of olive leaf extract powder standardized to include 20% oleuropein for health and wellness support. This supplement helps boost the body's natural defenses, supports over-all health, promotes cardiovascular system health, and supports healthy blood pressure. It is recommended to take one capsule twice a day with food and water.

These olive leaf extract capsules are made with organic olive leaf, active polyphenols, and oleuropein to provide maximum strength of 750mg per serving. They are rich in natural flavonoids and polyphenols and support energy, heart, and blood health. The capsules are non-GMO, gluten-free, dairy-free, sugar-free, soy-free, and tree nut-free. Additionally, they are third-party lab tested for high quality and made in California.

Healths Harmony Olive Leaf Extract is a non-GMO, vegetarian supplement that provides a range of health benefits. It contains 750mg of Olive Leaf Extract with 20% Oleuropein, the most potent component of olive, and is responsibly sourced from non-GMO trees. It is a premium immune support supplement and is manufactured in the USA at a cGMP certified facility. Customers have reported positive results such as improved cardiovascular health, immune support, and reduced inflammation.

PURE SYNERGY SuperPure Olive Extract is a whole-spectrum extract from organic olive leaf, fruit, and oil that provides comprehensive support for a healthy heart, immune response, brain health, and radiant skin. It is highly concentrated with 50 mg of Oleuropein & 20 mg of Hydroxytyrosol & Tyrosol per capsule. Each capsule is equivalent to the antioxidant benefits of a 1-L bottle of organic extra virgin olive oil. It is certified organic, non-GMO, vegan, and allergen-free.

This Olive Leaf Liquid Extract is a certified organic and non-GMO formula that provides active immune system support. Extracted from Olea europaea trees, this supplement is a rapidly absorbed liquid supplement that is gluten-free. Herb potency is assured through High Performance Thin Layer Chromatography (HPTLC) analysis, which ensures that you get the best quality.