Cocoa Extract
7 benefits mapped to clinical evidence across supplements.
Dose per serving from products
55 products in our catalogue print how much Cocoa Extract a serving holds.
Most common: 50 mg to 100 mg and 1 g to 2.5 g, 20% of 55 products each.
| Dose per serving | Products |
|---|---|
| 10 mg or less | 1 |
| 10 mg to 25 mg | 8 |
| 25 mg to 50 mg | 5 |
| 50 mg to 100 mg | 11 |
| 100 mg to 250 mg | 9 |
| 250 mg to 500 mg | 3 |
| 500 mg to 1 g | 4 |
| 1 g to 2.5 g | 11 |
| 2.5 g to 5 g | 3 |
Dose per serving from research
24 study groups in 15 studies say how much Cocoa Extract participants took a day.
These are the doses the studies gave. They are not a recommendation.
Most common: 250 mg to 500 mg, 50% of 24 study groups.
| Daily dose | Study groups |
|---|---|
| 250 mg or less | 2 |
| 250 mg to 500 mg | 12 |
| 500 mg to 1 g | 6 |
| 1 g to 2.5 g | 2 |
| 2.5 g to 5 g | 0 |
| 5 g to 10 g | 0 |
| 10 g to 25 g | 0 |
| 25 g to 50 g | 2 |
Commonly used together
5 of 24 study groups took Cocoa Extract with something else. Shown: what 3 or more different studies gave.
What was given together, not what works together.
| Taken with | Study groups |
|---|---|
| Multivitamin | 5 |
Benefit Evidence
Research sources
Heart health (6)
- Effect of cocoa flavanol supplementation for the prevention of cardiovascular disease events: the COcoa Supplement and Multivitamin Outcomes Study (COSMOS) randomized clinical trial
PubMed ID: 35294962
Large RCT with cocoa extract: primary endpoint neutral but CVD death reduced and some per-protocol signals for fewer major CVD events.
- The overlooked impact of background diet and adherence in nutrition trials
PubMed ID: 40568979
Biomarker-based COSMOS reanalysis: higher flavanol exposure linked to substantially lower CVD events and mortality — supports heart benefit with adequate exposure.
- Cocoa flavanols alleviate early diastolic dysfunction by decreasing left atrial volume in a randomized double blinded trial in healthy older individuals
PubMed ID: 41143317
30-day RCT with cardiac MRI endpoints showed reduced LA and LV volumes and modest SBP lowering — robust short-term cardiac structural/functional signals.
- Dose-related effects of flavanol-rich cocoa on blood pressure
PubMed ID: 20090776
Strong RCT evidence: high‑dose cocoa flavanols significantly lowered 24‑h systolic/diastolic BP in mild hypertension.
- Oxidised LDL levels decreases after the consumption of ready-to-eat meals supplemented with cocoa extract within a hypocaloric diet
PubMed ID: 24462367
Cocoa meals reduced oxLDL and MPO during a 4‑week hypocaloric trial—favourable cardiovascular oxidative/inflammatory markers.
- Assessing the respective contributions of dietary flavanol monomers and procyanidins in mediating cardiovascular effects in humans: randomized, controlled, double-masked intervention trial
PubMed ID: 30358831
Monomer-rich cocoa (−)-epicatechin improved endothelial function (FMD), lowered systolic BP and reduced arterial stiffness — strong heart-health evidence.
Blood circulation (4)
- Cocoa flavanols alleviate early diastolic dysfunction by decreasing left atrial volume in a randomized double blinded trial in healthy older individuals
PubMed ID: 41143317
30-day cocoa flavanol supplementation reduced left atrial and LVED volumes and modestly lowered SBP — objective cardiac/vascular improvement.
- Assessing the respective contributions of dietary flavanol monomers and procyanidins in mediating cardiovascular effects in humans: randomized, controlled, double-masked intervention trial
PubMed ID: 30358831
Randomized trial: monomer-rich cocoa (−)-epicatechin improved FMD, lowered systolic BP and reduced PWV — strong direct evidence for improved vascular function.
- Dose-related effects of flavanol-rich cocoa on blood pressure
PubMed ID: 20090776
High‑dose cocoa flavanols produced clinically meaningful 24‑h systolic and diastolic BP reductions in mildly hypertensive adults.
- Effect of cocoa flavanol supplementation for the prevention of cardiovascular disease events: the COcoa Supplement and Multivitamin Outcomes Study (COSMOS) randomized clinical trial
PubMed ID: 35294962
Large COSMOS trial showed reduced CVD death and some event signals consistent with vascular benefits at population scale (primary null).
Healthy aging (4)
- The overlooked impact of background diet and adherence in nutrition trials
PubMed ID: 40568979
Biomarker-based COSMOS reanalysis showed higher flavanol exposure associated with substantially lower CVD events — supports long-term aging/vascular benefits.
- Effects of 2-year cocoa extract supplementation on inflammaging biomarkers in older US adults: findings from the COcoa Supplement and Multivitamin Outcomes Study randomised clinical trial
PubMed ID: 40966617
Longer-term cocoa flavanol lowered hsCRP and altered IFN-γ in older adults — markers consistent with an anti‑inflammaging signal.
- Oxidised LDL levels decreases after the consumption of ready-to-eat meals supplemented with cocoa extract within a hypocaloric diet
PubMed ID: 24462367
Cocoa extract reduced oxidised LDL and MPO over 4 weeks (with calorie restriction), markers linked to aging/vascular health.
- Cocoa Consumption Alters the Global DNA Methylation of Peripheral Leukocytes in Humans with Cardiovascular Disease Risk Factors: A Randomized Controlled Trial
PubMed ID: 23840361
Cocoa reduced global leukocyte DNA methylation and altered methylation‑related gene expression—relevant to aging biology.
Vitality (3)
- A Proprietary Herbal Blend Containing Extracts of Punica granatum Fruit Rind and Theobroma cocoa Seeds Increases Serum Testosterone Level in Healthy Young Males: A Randomized, Double-Blind Placebo-Controlled Study
PubMed ID: 35129040
Herbal blend with cocoa seed raised testosterone, LH and improved strength and symptoms — notable improvements in vigor/vitality (multi-ingredient).
- A proprietary blend of standardized Punica granatum fruit rind and Theobroma cocoa seed extracts mitigates aging males' symptoms: A randomized, double-blind, placebo-controlled study
PubMed ID: 35928723
Pomegranate+cocoa blend improved aging-male symptoms, testosterone and grip strength — supports perceived vitality (blend).
- A Combination of Punica granatum Fruit Rind and Theobroma cacao Seed Extracts Enhances Sexual Function in Aging Males in a Randomized, Double-blind, Placebo-controlled Study
PubMed ID: 39781534
Pomegranate+cacao product markedly improved sexual function scores and erection hardness — strong vitality-related effects though multi-ingredient.
Antioxidant (2)
- Oxidised LDL levels decreases after the consumption of ready-to-eat meals supplemented with cocoa extract within a hypocaloric diet
PubMed ID: 24462367
Cocoa extract meals reduced oxidised LDL and MPO over 4 weeks (in hypocaloric diet), direct oxidative marker improvements.
- Total polyphenol intake estimated by a modified Folin-Ciocalteu assay of urine
PubMed ID: 16469857
Acute cocoa increased urinary polyphenols (biomarker of antioxidant constituents), supporting antioxidant exposure.
Immune support (1)
- Effects of 2-year cocoa extract supplementation on inflammaging biomarkers in older US adults: findings from the COcoa Supplement and Multivitamin Outcomes Study randomised clinical trial
PubMed ID: 40966617
COSMOS biomarker substudy: cocoa flavanol lowered hsCRP and raised IFN-γ over 2 years — signals on inflammation and immune markers.
Mood balance (1)
- Effect of Flavanol-Rich Cacao Extract on the Profile of Mood State in Healthy Middle-Aged Japanese Women: A Randomized, Double-Blind, Placebo-Controlled Pilot Study
PubMed ID: 37686875
8-week RCT of flavanol-rich cacao improved multiple POMS mood subscales and total mood disturbance vs placebo — direct mood benefit.
Similar by evidence
Supplements the same benefits carry qualifying findings for — a fact about the evidence graph, not a recommendation to swap.
Products with Cocoa Extract
Search all172 products whose verified label declares Cocoa Extract — not every bottle that mentions it in a title.
Being studied right now
Recruiting clinical trials registered on ClinicalTrials.gov. A trial in progress has no result yet — this is what the field is asking, not what it found.