What are polyphenols?

Polyphenols are naturally occurring plant compounds found in many foods and beverages. They are known for antioxidant and anti-inflammatory activity in the body.

What foods are high in polyphenols?

Common sources include berries, apples, grapes, cocoa, tea, coffee, herbs, spices, and many vegetables. Extra-virgin olive oil and red wine also contain polyphenols.

What are the main health benefits of polyphenols?

Polyphenols may support antioxidant defenses, help regulate inflammation, and support cardiovascular health. Benefits depend on overall diet, gut metabolism, and the specific polyphenols consumed.

Are polyphenol supplements as effective as food sources?

Whole foods provide a mix of polyphenols plus fiber and other nutrients that can influence absorption and effects. Supplements can add concentrated compounds, but results vary by product and individual response.

Who should be cautious with polyphenol supplements?

People who are pregnant or breastfeeding, have medical conditions, or take medications should check with a clinician before using supplements. Some polyphenols can interact with drugs or cause digestive side effects at higher doses.

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Eicosapentaenoic acid (EPA)Vitamin D3 Docosahexaenoic acid (DHA)Zinc (Bisglycinate)

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Vitamin B

Vitamin B1 (Thiamine)

Vitamin B2 (Riboflavin)

Vitamin B3 (Niacin)

Vitamin B5 (Pantothenic Acid)

Vitamin B6 (Pyridoxine)

Vitamin B7 (Biotin)

Vitamin B9 (Folic Acid)

Vitamin B12 (Methylcobalamin)

Vitamin B12 (Cobalamin)

Vitamin A & Carotenoids

Vitamin C

Vitamin D

Vitamin E

Vitamin K

Vitaminoids

Trimethylglycine (Betaine)

NMN (Nicotinamide Mononucleotide)

Pyrroloquinoline Quinone (PQQ)

D-Chiro-Inositol

Coenzym Q10 (Ubiquinone)

Betaine HCL

Nicotinamide Riboside

Vitamin B8 (Myo-Inositol)

Choline

Citicoline (CDP-Choline)

Coenzyme Q10 (Ubiquinol)

Calcium

Calcium Alpha-Ketoglutarate

Magnesium

Magnesium Bisglycinate

Magnesium L-Threonate

Trace Minerals

Copper (Bisglycinate)

Chromium Picolinate

Manganese (Bisglycinate)

Zinc

Pentadecanoic Acid (C15:0)

Phosphatidylserine

R-Alpha Lipoic Acid

Black Cumin Oil

Extra Virgin Olive Oil

Ceratiq wheat oil extract

Phospholipids

Algae Oil

Fish Oil

Conjugated Linoleic Acid

Gamma-Aminobutyric Acid

Alpha-Linolenic Acid

Gamma-Linolenic Acid

Omega-3

Docosapentaenoic acid (DPA)

Eicosapentaenoic acid (EPA)

Docosahexaenoic acid (DHA)

AminoMar

Acetyl-L-Carnitine

PABA (para-aminobenzoic acid)

Essential Amino Acids

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L-Theanine

Non-Essential Amino Acids

Beta-Alanine

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Amino Acid Derivative

Taurine

Creatine (Hydrochloride)

L-Arginine Alpha-Ketoglutarate

Creatine (Monohydrate)

Akkermansia muciniphila

Lactobacillus Reuteri

Probiotics

Bifidobacterium longum BB536

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Stinging Nettle Extract

Pomegranate Polyphenols

Red Beet Extract

Pine Extract (Pycnogenol)

Oligomeric Proanthocyanidins (OPC)

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Banaba Extract

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Cayenne Pepper Extract

Celery Extract

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Chamomile Extract

Charantin

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Cocoa Extract

Cyanotis Arachnoidea Extract

Fadogia Agrestis Extract

Garcinia Cambogia Extract

Goldenrod Extract

Green Tea Extract

Guarana Extract

Horse Chestnut Extract

Grapefruit Seed Extract

Grape Vine Leaf Extract

Green Tea Polyphenols

Epigallocatechin Gallate (EGCG)

Adaptogens

Cordyceps sinensis extract

Ginsenoside

Lion's Mane (Hericium erinaceus)

Ginseng Extract

Cat's Claw (Uncaria tomentosa)

Arjuna (Terminalia arjuna)

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Rhodiola rosea

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Mushrooms

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Polyphenols

Orta düzeyde araştırma durumu·7/10

Daha yüksek puan, daha iyi bir çalışma durumuna işaret eder, ancak mutlaka etkinlik anlamına gelmez.

Polyphenols are plant-derived compounds with antioxidant and anti-inflammatory effects, commonly found in fruits, vegetables, tea, and wine.

Longevity Anti-inflammatory Cardiovascular Support Cancer-inhibitor Antioxidant

Doz aralığı

100–500 mg

Divided with meals

Gelir

Supplemental extracts (such as green tea or grape seed) are typically taken with meals to enhance absorption.

Yağda çözünmez.

En iyi zaman

Doses are generally split across meals to maximize absorption and minimize potential GI discomfort.

Açıklama

Polyphenols constitute a broad class of naturally occurring compounds in many plant-based foods and beverages. Widely recognized for their antioxidant and anti-inflammatory properties, they are increasingly consumed as dietary supplements to support overall health and reduce chronic disease risk, especially through their effects on oxidative and inflammatory pathways.

Avantajlar

Kanıt derecesi ile ana etkiler

Moderate

Kanıtla ilgili not

Numerous observational studies and clinical trials suggest health benefits, though effects can vary by polyphenol type, dose, and individual factors; most evidence supports dietary (not supplemental) intake.

Antioxidant Defense

Moderate

Polyphenols act as potent antioxidants, reducing markers of oxidative stress and protecting cells from free radical damage.

Özellikle ilgili olduğu kişiler: General population · Individuals at risk for chronic disease

2 · Nutrients journal: Polyphenols and oxidative stress

Cardiovascular Support

Moderate

Dietary polyphenol intake is associated with improved vascular function, lower blood pressure, and a reduced risk of cardiovascular disease events.

Özellikle ilgili olduğu kişiler: General population · Individuals at risk for cardiovascular disease

3 · American Journal of Clinical Nutrition: CVD risk meta-analysis

Anti-inflammatory Action

Moderate

Polyphenols can inhibit the production of pro-inflammatory molecules and may help alleviate chronic inflammatory conditions.

Özellikle ilgili olduğu kişiler: Individuals with inflammatory conditions

4 · NIH—Green tea polyphenols and inflammation

May Support Healthy Aging

Limited

Higher polyphenol consumption is linked to reduced risk of age-related diseases and may help maintain cognitive and metabolic health.

Özellikle ilgili olduğu kişiler: Adults concerned with healthy aging

1 · PubMed polyphenol overview

Güvenlik ve Uyarılar

Önemli güvenlik bilgileri ve bilinen riskler

Sadece eğitim amaçlıdır • tıbbi tavsiye değildir

Polyphenols from food are generally safe; use caution with high-dose supplements, pre-existing iron deficiency, or drug interactions.

Uyarılar

High-dose supplement use can cause gastrointestinal symptoms such as nausea or diarrhea.
Chronic high doses may impair iron absorption, increasing anemia risk in susceptible groups.
Potential interaction with blood-thinning medications increases bleeding risk.
Avoid polyphenol supplements if you have iron deficiency or are at high risk for anemia due to potential inhibition of iron absorption.
Use with caution with blood-thinning medications (e.g., warfarin, aspirin) as polyphenols may affect blood clotting—monitor INR or bleeding risk with a healthcare provider.
Discontinue use and consult a clinician if experiencing persistent gastrointestinal upset while taking polyphenol supplements.
Pregnant or breastfeeding individuals should only use polyphenol supplements under clinical supervision due to limited safety data.

İlaçlarla bilinen etkileşimler

Anticoagulants
Antiplatelet drugs

Kontrendikasyonlar / özel dikkat gerektiren gruplar

Known iron deficiency or anemia
Concurrent use of anticoagulants without monitoring
Pregnancy or breastfeeding except under clinician advice

etkileşimler

Etkin madde ↔ takviye / ilaç / gıda arasındaki önemli etkileşimler

Polyphenols can interact with nutrient absorption and drug metabolism, particularly with iron and anticoagulants.

Polyphenols can reduce absorption of non-heme iron.

nutrient · Iron

AvoidModerateIronSeparate by 2h

Neden

Polyphenols chelate non-heme iron in the gut, lowering its bioavailability and increasing risk of deficiency with high intake or in at-risk individuals.

Öneri

Separate polyphenol-rich supplements from iron supplements or meals rich in non-heme iron by at least 2 hours if possible.

6 · NIH ODS Dietary Supplements Fact Sheet 7 · EFSA—Scientific Opinion: Polyphenols