SKU: 38360466712

Olive Leaf Extract - 15% Oleuropein - 500 mg, 60 capsules

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Description

Olive Leaf Extract - 15% Oleuropein - 500 mg, 60 capsulesSupports heart health and encourages a healthy inflammatory response. Supports healthy heart function Antioxidant that may help support normal lipid balance Protects against bacterial, viral, and yeast overgrowth View Certificate of Analysis Research Supported Benefits: Promotes Healthy Immune Response: Oleuropein, one of the primary bioactive compounds in olive leaves and olive oil, is responsible for making the olive tree resistant to pathogens.

Supports heart health and encourages a healthy inflammatory response.

  • Supports healthy heart function
  • Antioxidant that may help support normal lipid balance
  • Protects against bacterial, viral, and yeast overgrowth

View Certificate of Analysis »

Research-Supported Benefits:

Promotes Healthy Immune Response: Oleuropein, one of the primary bioactive compounds in olive leaves and olive oil, is responsible for making the olive tree resistant to pathogens. When used as a supplement, it has been shown to have a similar effect on our immune system. By helping the body’s immune system to adapt to triggers, it helps reduce the overall inflammatory burden seen in aging broadly described as inflammaging.(1)

Supports Heart Health: Oleuropein has shown to have numerous positive effects on heart health including supporting blood pressure, circulation and improving blood markers of heart health.(2-5)

Anti-Inflammatory Properties: The active ingredient in Olive Leaf Extract, oleuropein, has shown to have strong anti-inflammatory properties which can reduce oxidative stress, a leading driver of aging and chronic health concerns.(3)

Supports Healthy Blood Sugar Management: Managing glucose (blood sugar) levels becomes more difficult as we get older even with a healthy diet. Oleuropein has shown to help maintain healthy blood sugar levels.(6)

References:

1. Pojero F, Aiello A, Gervasi F, et al. Effects of oleuropein and hydroxytyrosol on inflammatory mediators: consequences on inflammaging. International Journal of Molecular Sciences. 2023;24(1):380. doi:10.3390/ijms24010380

2. Sharifi-Rad J, Rodrigues CF, Sharopov F, et al. Diet, lifestyle and cardiovascular diseases: linking pathophysiology to cardioprotective effects of natural bioactive compounds. International Journal of Environmental Research and Public Health. 2020;17(7):2326. doi:10.3390/ijerph17072326

3. Barbaro B, Toietta G, Maggio R, et al. Effects of the olive-derived polyphenol oleuropein on human health. International Journal of Molecular Sciences. 2014;15(10):18508-18524. doi:10.3390/ijms151018508

4. Andreadou I, Iliodromitis EK, Mikros E, et al. The olive constituent oleuropein exhibits anti-ischemic, antioxidative, and hypolipidemic effects in anesthetized rabbits ,. The Journal of Nutrition. 2006;136(8):2213-2219. doi:10.1093/jn/136.8.2213

5. Janahmadi Z, Nekooeian AA, Moaref AR, Emamghoreishi M. Oleuropein offers cardioprotection in rats with acute myocardial infarction. Cardiovasc Toxicol. 2015;15(1):61-68. doi:10.1007/s12012-014-9271-1

6. Annunziata G. Oleuropein as a novel anti-diabetic nutraceutical. An overview. ADO. 2018;1(3). doi:10.32474/ADO.2018.01.000113

7. Huguet-Casquero A, Xu Y, Gainza E, Pedraz JL, Beloqui A. Oral delivery of oleuropein-loaded lipid nanocarriers alleviates inflammation and oxidative stress in acute colitis. International Journal of Pharmaceutics. 2020;586:119515. doi:10.1016/j.ijpharm.2020.119515

8. Lo Vasco VR, Leopizzi M, Di Maio V, et al. LPS, Oleuropein and Blueberry extracts affect the survival, morphology and Phosphoinositide signalling in stimulated human endothelial cells. J Cell Commun Signal. 2017;11(4):317-327. doi:10.1007/s12079-017-0391-9

9. Magrone T, Spagnoletta A, Salvatore R, et al. Olive Leaf Extracts Act as Modulators of the Human Immune Response. Endocr Metab Immune Disord Drug Targets. 2018;18(1):85-93. doi:10.2174/1871530317666171116110537

10. Ismail MA, Norhayati MN, Mohamad N. Olive leaf extract effect on cardiometabolic profile among adults with prehypertension and hypertension: a systematic review and meta-analysis. PeerJ. 2021;9:e11173. Published 2021 Apr 7. doi:10.7717/peerj.11173

11. Silvan JM, Guerrero-Hurtado E, Gutiérrez-Docio A, Alarcón-Cavero T, Prodanov M, Martinez-Rodriguez AJ. Olive-Leaf Extracts Modulate Inflammation and Oxidative Stress Associated with Human H. pylori Infection. Antioxidants (Basel). 2021;10(12):2030. Published 2021 Dec 20. doi:10.3390/antiox10122030

Supplement Facts
Serving Size: 1 Capsule
Servings Per Container: 60
Amount Per Serving %DV
Olive Leaf Extract (standardized to contain 15% oleuropein) (Oleo europaea) 500 mg
Daily Value not established
Rev. 12.23 
  • OTHER INGREDIENTS: Vegetable capsule.
  • DOES NOT CONTAIN: Dairy, egg, soy, wheat, gluten, corn, fish, shellfish, tree nuts, peanuts.
  • SUGGESTED DAILY USE: take 1 capsule with food as needed, or as recommended
    by your healthcare professional.
  • CAUTION: Not intended for use if you are pregnant or nursing. Not formulated for use in children. If you have a medical condition or are taking medications, consult with your healthcare professional before using this product.
  • NOTE: Store in a cool, dry place, away from direct sunlight. Do not use if tamper-evident packaging is broken. Due to the natural color variations of olive leaves, product color will vary. KEEP OUT OF REACH OF CHILDREN
  • The active ingredient in olive leaf capsule extract is called oleuropein. Oleuropein is a polyphenolic fraction derived from the fruit, leaves, bark and roots of the olive tree, which help make it strongly resistant to damage from insects and other factors.
  • Oleuropein is a chemical agent called elenolic acid, which has been shown to assist the body's immune defense.
  • Research studies have found that elenolic acid helps the body to balance levels of friendly bacteria and support the immune system. The energy-boosting benefits of olive leaf extract are believed to be the result of its ability to help fend off fungi, which overtax the immune system, and yeast overgrowth, which cause fatigue. The olive leaf capsule contains extract that provides nutritional support for detoxification at the cellular level, when the body is under stress.
  • It has been shown to protect RNA structure. Oleuropein imparts some important antioxidant benefits that may help reduce the build-up of LDL “bad” cholesterol and support healthy heart function.

Highly Concentrated Dose. Our olive leaf extract contains 500 mg per 1 capsule and is standardized to contain 15% oleuropein.

Quality Manufacturing Practices. All of our products are manufactured in an FDA-registered, GMP-certified facility.

Third-Party Tested in the USA. Every batch is third-party tested in US laboratories to ensure the highest quality, purity and potency.

Shipping Notes
  • Free Standard Shipping on $100+ Orders to the USA.
  • Except Preorder products are shipped in 48 hours.
  • Delivery to the USA:
  1. Standard Shipping : 3-10 business days
  • If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
  • We offer a 30-day return/exchange service after receiving.
  • Final sale items are not eligible for returns or exchanges.
  • To process your return/exchange, please contact us at [email protected]
  • Please click here for more details>>> Return & Exchange Policy
SKU: 38360466712

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4.2 ★★★★★
Based on 8 reviews
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Product Reviews
J
Verified Purchase
James
Chelsea, US
★★★★★ 5
Great Banana Plugs
Size: 6 Pairs / 12 pcs
I recently purchased these FosPower banana plugs to tidy up my speaker wiring, and they’ve been a significant improvement over bare wire ends. Installation is straightforward: strip the wire, loosen the two tiny set screws, slide the wire in, tighten everything down, and then screw the barrel back on. Once assembled, the connection feels secure and tight, making it much easier to swap gear around and reducing the risk of stray strands causing a short. The standout feature of this design is the dual set-screw clamp. It firmly grips the speaker wire without relying on the outer collar to “crush” it in place. I’m using 12-gauge wire, and it holds well for my setup. Initially, the plugs may fit snugly in some binding posts. Once seated, there’s no wobble, but it might take a bit of extra push the first time. The set screws are small, so a bit of precision is needed. Use a small flathead screwdriver and don’t over-tighten them. Overall, these plugs feel well-made, look clean once installed, and fulfill their purpose as banana plugs: making speaker connections quick, neat, and reliable.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 27, 2026
T
Verified Purchase
Todd C Blake
Lake Worth, US
★★★★★ 5
Great Banana Plugs!
Size: 6 Pairs / 12 pcs
These FosPower banana plugs work very well. I have used dozens of these great FosPower banana plugs over the years, and they definitely work as advertised. When comparing apples to apples (or bananas in this case....lol), all Banana plugs work virtually the same way, and these banana plugs are no different. Strip speaker wire, unscrew banana plug cover, loosen speaker wire retaining screw(s), insert speaker wire, tighten speaker wire retaining screw(s), screw on banana plug cover, and wallah, a secure/conductive speaker/amplifier wire connector is created. Albeit, some banana plugs require the speaker wire to be splayed over a hollow post, and then they are held down by a screw-on retainer/cover. However, I much prefer these FosPower dual retaining screw type of banana plugs for their speaker wire holding ability. I always use high quality 14 gauge OFC speaker wire with these FosPower banana plugs, and they work perfectly together. I have used these FosPower banana plugs with many different speaker and amplifier brands over the years, including Klipsch, Pioneer, Polk, Denon, Dayton Audio, and Fosi with no problems at all. They just work, and work well. I have never had a FosPower banana plug break, release the speaker wire or short out, in all of the years that I have used them. Yes, these FosPower banana plugs do fit rather tightly into the connectors, at first, on a lot of speaker and amplifier brands/models. However, after the initial "squeeze" the banana plugs will lossen up, and become easier to install and remove. However, they still retain their great holding ability even after the initial squeeze. In order to overcome this initial "tightness," I usually just stick the FosPower banana plugs into a connector of an old portable amplifier, before assembling them, in order to squeeze them before inserting them into their final speaker or amplifier destinations. This is especially useful when working in tight places, where there is not much room to work in order to push the FosPower banana plugs into their tight connections firmly. Overall, I highly recommend these FosPower banana plugs. I am currently using them all over the house and shop for home theater and music listening (and testing projects). Just be aware of the tight fit in some speakers and amplifiers. Also, the 2 very tiny speaker wire retaining screws can be a challenge sometimes. Just use a good standard blade jewelers screwdriver, and be careful not to remove the retaining screws all of the way or over-tighten them. Once these things are mastered, using these FosPower banana plugs becomes second nature. Have fun!
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on August 28, 2024
S
Verified Purchase
Steve M Vedder
Massapequa, US
★★★★★ 5
Great Product
Size: 6 Pairs / 12 pcs
These banana plugs have worked perfectly, no matter what gauge I have run in them, they work great. Easy assembly and great quality.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 8, 2026
P
Verified Purchase
PowerTripp
Chelsea, US
★★★★★ 4
The most legit banana plugs I could find on Amazon
Size: 6 Pairs / 12 pcs, Size: 6 Pairs / 12 pcs
NEW PREFACE:: I am kind of glad I first bought the horribly magnetic, horribly made and GOLD PAINTED Sewell crimp on plugs (some reviewers say that Sewell are better and easier to use than the FosPower, which is true in design, but in quality of materials FosPower beats them hands down!!) ... Changing from those to these FosPower plugs plus the Monoprice 90° plugs, I am flabbergasted at the difference they make in sound quality. I have heard people say that they can hear the difference and even as an audiophile I was skeptical..... but my skepticism has been completely erased by what I am hearing with my own ears. I waited a few days to make sure I wasn’t just tripping before updating this review 🤣....but it has become clear to me how much a difference plugs made from the right materials actually make!!! I am 100% serious that the bass coming out of my Polk Signature Series tower speakers has at least doubled at the same volume. I can also now turn the volume up Way past my max volume before, without any distortion and much more clarity and less harsh highs. Everything just sounds warmer in general now which is amazing!!!! This is dangerous info for me... because now I’m thinking about making some really nice custom wires to see how much of a difference that makes 🙄🙄🤣 OK onto the review of the actual plugs here~~ These seem like decent connectors. I can’t tell if they are brass or copper, but they only have a slight hint of a magnetic property when testing them with a very powerful magnet. I was easily able to fit x2 - 14ga wires into it for bi-wiring purposes, including screwing on the collar. (As seen in my example pic) The gold plating on the tips seems legit and not painted like some of the plugs from Sewell... I have tested and tried quite a few plugs from Amazon and most seem to be crap. These however hold up better than most! These and the Monoprice 90° banana plugs with the black and red rubber sleeves. The latter are gold plated copper and have zero magnetic properties. (if you need 90° banana plugs) UPDATE: still the best plugs I have found, but upon full install found two issues. One is a defect where a set of the plug threads for the barrel cover body weren’t cut right. The body’s do not tighten and stay loose because of that. Obvious issue for vibration with metal on metal... The other issue is that even though these say they can fit different gauge wires, they seem to be geared more towards 12 or 10 gauge. I am using semi solid strand 14 gauge and find that unless I fold the wire over to make it double thick, the bolts use up all the thread and seem to become kind of loose inside the body. They won’t fully seat and keep spinning no matter how much you tighten. They seem to stay secure still but I just wonder about longevity over time with vibrations. So I just doubled up the wire and they seated fine! Not the worst issue in the world, but just kind of a pain since you have to strip the wire longer than you normally would so you can fold it over. ANOTHER UPDATE: I had to remove these plugs from the wire to connect them to a crappy spring terminal amp while my better amp was in the shop. The issue I wrote about with the set screws "bottoming out" on smaller gauge wire became a more pronounced issue! I could not unscrew the set screws anymore and just had to cut the wires... So that means I will need to purchase more of these to replace the ones I cannot get wire back into. Not the best design, but still one of the best plugs I have found on Amazon.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on March 26, 2021
R
Verified Purchase
Russell B
Birmingham, US
★★★★★ 5
Sturdy. Tight fit. No wobble
Size: 2 Pairs / 4 pcs
These are the best ones I’ve found. This order will connect one wire. Luckily that’s what I needed. If you’re doing more than one wire…
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 18, 2026

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