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hydroxytyrosol supplement

Olivea: Hydroxytyrosol Supplement

Each capsule delivers 20 mg hydroxytyrosol in EVOO with a cap-in-cap design for maximum absorption.

All the benefits of olive oil in a daily capsule

All the benefits of olive oil in a daily capsule

Developed with Harvard Cardiologists

Developed with Harvard Cardiologists

Stronger than an ultra high-phenolic olive oil shot

Stronger than an ultra high-phenolic olive oil shot

All-natural & 3rd-party tested for purity & potency

All-natural & 3rd-party tested for purity & potency

Only 5 calories, ultra-potent, zero bitterness.

Only 5 calories, ultra-potent, zero bitterness.

Purchase Type

Up to 25× more polyphenols per serving than regular olive oil

Transform Your Vascular Health

Transform Your Vascular Health

Formulated with Harvard cardiologists. Olivea is rooted in nature, and backed by science.

Hydroxytyrosol and olive polyphenols help support the vascular system, which delivers oxygen and nutrients throughout the body. Research shows these compounds help protect LDL from oxidation, support healthy endothelial function, and promote smoother, more efficient blood flow. The result is foundational support for long-term cardiovascular health, energy, and overall vitality.

Hydroxytyrosol (20 mg)
A clinically studied olive polyphenol known for its powerful antioxidant activity and its role in supporting vascular health, endothelial function, and protection against LDL oxidation.

High-Phenolic Greek Extra Virgin Olive Oil
Early-harvest Koroneiki olives from Messinia, naturally rich in polyphenols, cold-pressed within hours, and used as the perfect fat matrix for hydroxytyrosol absorption.

Cap-in-Cap Delivery
Developed with cardiologists to optimize absorption and effectiveness. This dual-capsule design preserves potency and ensures hydroxytyrosol is delivered in a form the body can use efficiently.

Take one capsule daily at any time of day, with or without food. Consistency is what matters most. Each capsule delivers 20 mg of hydroxytyrosol, well above the levels used in clinical research and 4× the EFSA daily minimum for supporting normal vascular function.

Olivea: Hydroxytyrosol Supplement

$32.00
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500+ Reviews
TRUSTED BY 25,000+ COMMITTED TO LONGER, HEALTHIER LIVING
See how real people use Olivea daily to support heart, brain, and cellular health — backed by science, built for longevity.
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Capsule
GET ALL THE BENEFITS OF EXTRA VIRGIN OLIVE OIL IN A 5 CALORIE CAPSULE
Vascular Protection
Vascular Protection
Helps protect LDL from oxidation to help keep arteries clear and healthy.
Heart Health
Heart Health
Supports healthy circulation and long-term cardiovascular longevity.
Brain Health
Brain Health
Delivers antioxidant protection in the brain to support cognitive health over time.
Healthy Aging
Healthy Aging
Supports longevity by protecting cells from oxidative and metabolic stress.
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500+ trusted reviews
. Susan W
“Totally replaced my olive oil shots”
. Michael G
“Great product. Best way to get my daily polyphenols”
WHY YOU NEED OLIVEA
Your vascular system is the highway that delivers oxygen and nutrients to every organ and cell. When it weakens, everything it nourishes begins to suffer. That’s why heart disease, fueled by oxidative stress and LDL oxidation, remains the world’s leading cause of death.
Key Benefits of Hydroxytyrosol, one of the most powerful natural polyphenols known to science:
  • Helps protect against LDL oxidation, the first step in plaque buildup
  • Promotes healthy blood flow and vascular elasticity
  • Shields cells from oxidative stress to support long-term vitality
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HOW OLIVEA WORKS
Formulated by Harvard-trained cardiologists, Olivea delivers precise daily support for vascular health. Each capsule provides a clinically calibrated 20 mg dose of pure hydroxytyrosol, four times the EFSA benchmark for cardiovascular protection, in a dual cap-in-cap system that pairs hydroxytyrosol with high-phenolic olive oil for optimal absorption.
What this means for you:
  • Precise 20 mg dose for vascular protection
  • Dual cap design for optimal absorption
  • More potent than high-phenolic olive oil shots
  • One capsule a day for effortless consistency
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Results That Build Daily
PRECISION OVER GUESSWORK
Everything you need to know about how Olivea is made, the science behind it, and how it works.
What makes olive oil healthy in the first place?
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Olive oil is healthy because it’s loaded with natural antioxidants called polyphenols. These help support your heart, arteries, inflammation levels, and overall cellular health. The stronger the olive oil (early-harvest, high-phenolic), the more powerful the benefits.

What are olive polyphenols and why do they matter?
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Polyphenols are bioactive antioxidant molecules naturally present in olives. The key ones—hydroxytyrosol, oleuropein, and tyrosol—have been shown in human studies to:

  • reduce LDL oxidation (an EFSA-approved claim)
  • support endothelial (arterial) function
  • improve markers of inflammation and oxidative stress
  • contribute to cardiovascular and metabolic health

These polyphenols are the reason the Mediterranean diet is linked to improved heart and longevity outcomes.

What is hydroxytyrosol and why is it important?
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Hydroxytyrosol is the most powerful polyphenol found in olives — and one of the strongest natural antioxidants ever discovered. It plays a key role in protecting LDL particles from oxidation (an EFSA-approved benefit), supporting healthy arteries, balancing inflammation, and promoting cellular resilience.

It’s extremely rare in normal diets: even high-quality olive oil contains only small amounts, which is why concentrated hydroxytyrosol is so valuable for daily cardiovascular and longevity support.

Why do I need an olive polyphenol supplement?
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Olive polyphenols are some of the most powerful natural compounds for protecting vascular health. They’ve been clinically shown to help improve endothelial (arterial) function, reduce LDL oxidation, and support healthy inflammation—key factors associated with long-term heart health and reduced cardiovascular risk.

To experience these benefits, research shows you need a meaningful daily intake of hydroxytyrosol. The EFSA recognizes benefits at 5mg per day, yet even high-quality extra virgin olive oils typically contain only 1–3mg per tablespoon, and levels vary widely.

An olive polyphenol supplement ensures you get a consistent, clinically relevant amount every day. Olivea provides 20mg of hydroxytyrosol—4× the EFSA minimum—in a reliable, easy-to-take form that would be nearly impossible to achieve through western diets alone.

How is Olivea different from regular EVOO or olive oil shots?
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Polyphenol levels in extra virgin olive oil vary significantly and decline as the oil ages. Exposure to light, oxygen, and time naturally reduces these compounds, which means the amount you get from a bottle changes from producer to producer and even from month to month after opening. Because of this variability, it is almost impossible to know whether you are getting a meaningful daily intake from standard EVOO or olive oil shots.

Research also shows that polyphenol density matters. In studies where two groups consumed the same total amount of polyphenols per day, the group that received a high-phenolic olive oil experienced greater improvements in arterial function and oxidative blood markers than the group that consumed a larger quantity of low-phenolic oil. This indicates that you cannot simply drink more olive oil to compensate for lower phenolic content. The concentration and stability of the polyphenols influence the actual biological effect.

Olivea solves both problems by providing a consistent, stable, high-phenolic dose each day. Every capsule delivers 20 milligrams of hydroxytyrosol inside a base of high-phenolic Greek olive oil. There is no degradation, no uncertainty around potency, and no need to consume large amounts of oil to reach the levels used in human studies. Olivea is the most practical and reliable way to achieve a daily polyphenol intake that supports vascular health.

What does the research actually show about olive polyphenols?
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Clinical studies consistently show that olive polyphenols support markers linked to long-term cardiovascular health. Research has observed improvements in measures of arterial function, reductions in oxidative stress, and healthier responses to inflammation. These effects appear when polyphenols are consumed consistently and at meaningful daily levels.

One of the most recognized findings comes from the European Food Safety Authority, which concluded that olive polyphenols help protect LDL particles from oxidative damage. This is considered an important factor in maintaining normal cardiovascular function.

Across many trials, the pattern is the same: regular intake of olive polyphenols supports healthier vascular physiology. Olivea was created to reflect this body of evidence in a simple daily format.

Who is Olivea for?
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Olivea is designed for anyone who wants to support their vascular system, which influences energy, cognition, metabolism, and long-term cardiovascular health. It is especially relevant for people who:

- want to support heart and vascular health proactively

- have a family history of cardiovascular or metabolic concerns

- value longevity and the idea of maintaining strong health as they age

- want to maintain healthy cholesterol behavior, especially around LDL oxidation

- are curious about optimizing underlying physiology and tracking biomarkers

- prefer natural, evidence-backed approaches to long-term wellness

Olivea is for anyone who cares about supporting their healthspan and wants to feel strong, energized, and resilient as they age.

What benefits can I expect from taking Olivea daily?
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Olive polyphenols are powerful natural antioxidants that help support the vascular system, which delivers oxygen and nutrients to every cell and organ in the body. Because your vascular network spans more than 60,000 miles, its integrity influences energy, cognition, metabolism, and long-term cardiovascular health.

One important way polyphenols contribute to vascular health is by helping protect LDL particles from oxidation, which is considered the first step in the development of arterial plaque. By supporting healthier LDL behavior and reducing oxidative stress, olive polyphenols help maintain smoother, more efficient vascular function over time.

Hydroxytyrosol, the key polyphenol in Olivea, has also been shown to support endothelial function, vascular flexibility, and overall arterial integrity. These mechanisms form the foundation for long-term cardiovascular resilience and overall systemic health.

People often associate healthy vascular function with steady daily energy, clearer focus, and general vitality. Some also notice benefits in areas influenced by blood flow and antioxidant activity, such as skin appearance and overall well-being. And even when the effects are not immediately felt, hydroxytyrosol is working quietly in the background, helping support and protect the vascular system from the inside out.

When will I notice results?
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Olivea is made from all-natural ingredients that naturally occur in olives, including high-phenolic extra virgin olive oil and hydroxytyrosol. These compounds are very well tolerated, and most people can take Olivea daily just as they would consume olive oil as part of a Mediterranean-style diet.

That said, if you are pregnant or breastfeeding, or if you take medications related to blood pressure, blood thinners, or cholesterol management, it is always a good idea to check with your healthcare provider before starting any new supplement.

For most individuals, Olivea fits comfortably into a long-term routine as a foundational source of antioxidant and vascular support, similar to other natural supplements people use to support overall health.

Anything to keep in mind if I’m pregnant or on medications?
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Olivea is made from all-natural ingredients that naturally occur in olives, including high-phenolic extra virgin olive oil and hydroxytyrosol. These compounds are very well tolerated, and most people use Olivea daily just as they would include olive oil in a Mediterranean-style diet.

If you are pregnant or breastfeeding, or if you take medications related to blood pressure, blood thinners, or cholesterol management, you can always check with your healthcare provider before adding any new supplement to your routine. This helps ensure it fits comfortably with your individual health considerations.

For most individuals, Olivea integrates easily as a foundational source of antioxidant and vascular support within a long-term wellness routine.

Where do Olivea’s ingredients come from?
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We source our olive oil from single-origin Koroneiki olives grown in Messinia, Greece. This region is known for producing some of the highest-phenolic oils in the world due to its climate, altitude, and early-harvest practice. The oil is mechanically cold-pressed and immediately stored in nitrogen-flushed stainless steel to preserve its phenolic profile.

Our hydroxytyrosol is naturally derived and standardized from olive fruit and leaf extracts, ensuring consistent potency. All ingredients are tested before and after encapsulation for phenolic content, purity, and stability.

Is Olivea third-party tested?
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Yes. Every batch of Olivea is third-party tested to verify polyphenol content, purity, and overall quality. We use both HPLC and NMR testing to confirm the levels of hydroxytyrosol and other key phenolic compounds, and we screen for contaminants such as heavy metals and microbes.

We also test the stability of our olive oil to ensure it maintains its phenolic strength from harvest through encapsulation. These steps allow us to deliver a consistent, high-phenolic product that reflects the standards seen in published research.

How should I take Olivea?
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Take one Olivea capsule per day, which provides 20 milligrams of hydroxytyrosol along with high-phenolic Greek olive oil. This amount is well above the minimum levels shown to be successful in clinical studies and is four times the EFSA daily minimum associated with supporting normal vascular function.

You can take Olivea at any time of day, with or without food. Many people take it in the morning simply to make it part of a consistent routine, but there is no specific timing required.

The most important factor is daily consistency, since olive polyphenols show their strongest benefits with steady, long-term use, similar to how they function within the Mediterranean diet.

Need more support?
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RESULTS THAT BUILD DAILY
Week 1
Antioxidant Activation
Hydroxytyrosol begins reducing oxidative stress and supporting endothelial function.
Month 1
Early Vascular Response
Antioxidant activity increases, protecting LDL and improving arterial flexibility.
Month 3
Circulatory & Metabolic Balance
Supports healthier vascular tone, cholesterol, and inflammation markers.
Month 6
Cognitive Protection
Hydroxytyrosol sustains vascular health linked to cognitive longevity.
Month 12 +
Longevity & Healthy Aging
Continued use helps slow cellular aging and support long-term vitality.
Results That Build Daily
Science Leadership Team
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Dr. Constantine Tarabanis
Medical Advisor
Dr. Tarabanis graduated from Harvard College, before earning a medical degree from Harvard Medical School, and is a board-certified internist. Now a cardiology fellow at Mass General Brigham-Harvard Medical School, his research spans drug development, vascular tissue engineering, and AI applications in cardiology.
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Dr. Joel Kahn
Medical Advisor
Dr. Kahn earned his BA and MD from the University of Michigan and is a board-certified cardiologist. A Clinical Professor of Medicine at Wayne State University and founder of the Kahn Center for Cardiac Longevity, he is a Fellow of the American College of Cardiology focused on preventive cardiology, plant-based nutrition, and vascular health
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Dr. Stephen Anton, PhD
Medical Advisor
Dr. Anton serves as a Professor at University of Florida's Department of Physiology and Aging. With over 200 published studies in top medical journals, Dr. Anton is a leading researcher on how diet, exercise, and fasting affect the biology of aging - including how natural compounds like polyphenols in olive oil influence real health outcomes.
Formulated For Potency
Olivea builds on the same high-phenolic olive oil found in our EVOO and shot formats — concentrated, stabilized, and simplified into a daily capsule.

It’s the smartest evolution of olive polyphenol delivery: more potent, precise, and easy to take anywhere.
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20 mg pure hydroxytyrosol per serving
Medical-grade high-phenolic EVOO carrier
Formulated with Harvard-trained cardiologists
Dual cap-in-cap design for optimal absorption
Polyphenols remain stable — no degradation over time
5 calories, no bitterness
Travel-friendly and shelf-stable
Simple, one-a-day routine
Sustainable, reusable glass packaging
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THE POWER OF HYDROXYTYROSOL
Powered by Hydroxytyrosol — the Mediterranean antioxidant clinically proven to support heart health, reduce inflammation, and promote healthy longevity.
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IMPROVED VASCULAR FUNCTION & ARTERIAL ELASTICITY
(European Journal of Clinical Investigation, 2023)
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PROTECTION OF LDL FROM OXIDATION
(European Food Safety Authority, 2011)
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LOWER RISK OF ALL-CAUSE MORTALITY
(PREDIMED Study, BMC Medicine, 2014)
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REDUCTION IN INFLAMMATION (hs-CRP)
(British Journal of Nutrition, 2020)
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“I WENT TO GET A BLOOD TEST RECENTLY AND MY CHOLESTEROL LEVELS WERE SUPER HEALTHY. MY DOCTOR WAS SHOCKED — SHE SAID, ‘KEEP DOING WHAT YOU’RE DOING!’”
- Vanat ,
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