What is the recommended dosage for Cocoa Flavanols?

General: 200-900 mg/day cocoa flavanols; Dark Chocolate: 30-40g/day (70%+ cacao); Cosmos Trial Dose: 500 mg/day

What are the side effects of Cocoa Flavanols?

Potential side effects include: Mild gastrointestinal discomfort, Caffeine-related effects (insomnia, nervousness — from cocoa/chocolate sources), Headache (rare), Weight gain (if consuming as chocolate rather than extract).

What are cocoa flavanols and how may they support cardiovascular health?

Cocoa flavanols, particularly epicatechin, have demonstrated cardiovascular benefits in numerous clinical trials. The COSMOS trial (21,442 participants) showed that cocoa flavanol supplementation reduced cardiovascular death by 27%. Flavanols improve endothelial function, reduce blood pressure, and improve arterial flexibility.

What dosage of cocoa flavanols has been studied for cardiovascular health?

The COSMOS trial used 500 mg of cocoa flavanols daily (including 80 mg epicatechin). Other trials used 200–900 mg of total cocoa flavanols per day. Dark chocolate (70%+ cocoa) contains flavanols, but amounts vary greatly by processing. Supplements provide more consistent and standardized doses than food sources.

What are the potential side effects of cocoa flavanol supplements?

Cocoa flavanols are generally well tolerated. Cocoa-based products may contain caffeine and theobromine, which can cause insomnia or restlessness in sensitive individuals. Some people experience mild gastrointestinal discomfort. Cocoa flavanols may enhance antiplatelet effects of medications. Choose products with minimal added sugar and cadmium testing.

Cocoa Flavanols
Cocoa Flavanols

other

Auch bekannt als: Cocoa Polyphenols, Cocoa Extract, Dark Chocolate Flavanols, Epicatechin, CocoaVia

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Cocoa flavanols, particularly (-)-epicatechin, activate endothelial nitric oxide synthase improving flow-mediated dilation. The COSMOS trial (21,442 participants, 3.6 years) — the largest flavanol supplement trial ever — found cocoa extract at 500 mg/day reduced cardiovascular mortality by 27%. EFSA has approved a health claim for cocoa flavanols and vascular elasticity.

How It Works

(-)-Epicatechin and related procyanidins activate endothelial nitric oxide synthase (eNOS) via PI3K/Akt signaling; sustained NO production improves flow-mediated dilation; inhibit NADPH oxidase reducing superoxide-mediated NO degradation; reduce platelet reactivity; improve insulin sensitivity and reduce blood pressure through arterial compliance improvement.

Evidence For Conditions

Beschwerde	Bewertung	Studien	Teilnehmer
Endothelial Dysfunction	A	30	25000	Ansehen →
High Blood Pressure (Hypertension)	C	20	1000	Ansehen →

Side Effects

Mild gastrointestinal discomfort
Caffeine-related effects (insomnia, nervousness — from cocoa/chocolate sources)
Headache (rare)
Weight gain (if consuming as chocolate rather than extract)

Drug & Supplement Interactions

Anticoagulants (mild antiplatelet effect at high doses)
MAO inhibitors (cocoa contains tyramine)
Adenosine (caffeine in cocoa may antagonize)
Blood pressure medications (additive hypotensive effect)

Informieren Sie immer Ihren Arzt über alle Nahrungsergänzungsmittel, die Sie einnehmen.Informieren Sie immer Ihren Arzt über alle Nahrungsergänzungsmittel, die Sie einnehmen.

Related Ingredients

Nitric Oxide Boosters Beetroot Extract Olive Leaf Extract

Kurzinformationen

Dosierung: General: 200-900 mg/day cocoa flavanols; Dark_Chocolate: 30-40g/day (70%+ cacao); Cosmos_Trial_Dose: 500 mg/day
Darreichungsformen: capsule powder dark chocolate cocoa powder
Natürliche Quellen: Dark chocolate (70%+ cacao), Cocoa powder (unprocessed — Dutch-processing destroys flavanols), Cacao nibs
Obergrenze: Not formally established; 2,000 mg/day used in some trials
Beste Einnahmezeit: With or without food; daily consumption for sustained vascular benefit

Evidenzzusammenfassung

Endothelial Dysfunction A

High Blood Pressure (Hypertension) C

FDA-Haftungsausschluss: Diese Aussagen wurden nicht von der Food and Drug Administration bewertet. Die Produkte und Informationen auf dieser Website sind nicht dazu bestimmt, Krankheiten zu diagnostizieren, zu behandeln, zu heilen oder zu verhindern. Die dargestellten Evidenzbewertungen basieren auf unserer Analyse veröffentlichter begutachteter Forschung und stellen keine medizinische Beratung dar. Konsultieren Sie immer Ihren Arzt, bevor Sie mit der Einnahme von Nahrungsergänzungsmitteln beginnen.