We evaluated the potential benefits of consuming 30 grams of 65% cocoa (dark chocolate) daily for a week among patients with stable coronary artery disease already treated with standard antiplatelet medications.
Our findings showed that cocoa notably boosted the effects of clopidogrel, reducing platelet reactivity, but it didn't help with aspirin's action. While these results are promising, more comprehensive, long-term studies are necessary to understand cocoa's role in heart health fully.
Read More
7
Cocoa reduces heart disease risk
Effects of Cocoa Consumption on Cardiometabolic Risk Markers: Meta-Analysis of Randomized Controlled Trials.
We explored how dietary cocoa affects heart health by analyzing data from 31 randomized controlled trials, including nearly 2,000 participants.
While cocoa didn't significantly impact body weight or waist size, we observed notable reductions in harmful cholesterol levels, fasting blood glucose, and blood pressure.
These findings suggest that including cocoa—especially dark chocolate with at least 70% cocoa—in our diet could help in reducing cardiovascular risk factors, which is promising news for heart health enthusiasts.
Read More
9
Cocoa shell extract improves hypertension
Resistance artery vasodilator pathways involved in the antihypertensive effects of cocoa shell extract in rats exposed to fetal undernutrition.
We explored how a polyphenol-rich extract from cocoa shell (CSE) affects hypertension related to fetal undernutrition in rats. The study involved supplementing both male and female rats, previously affected by maternal food restriction, with CSE over three weeks.
We observed that CSE supplementation not only normalized high blood pressure in male rats but also improved the functioning of their resistance arteries. This included better vasodilation, which is vital for healthy blood flow. While CSE boosted results in males, females did not show a significant change in blood pressure, though CSE effectively reduced oxidative stress markers.
Overall, cocoa shell extract presents a promising approach to manage hypertension linked to developmental issues, contributing to both health and sustainable practices.
Read More
Most Useful Reviews
9
Positive effects
The high quality of this cocoa is evident. It boasts excellent antioxidant properties that I believe protect my cardiovascular system. I find that it contributes to my overall health and leaves me feeling calm and rejuvenated.
Read More
9
Cognitive benefits
This cocoa is beneficial for brain health and has antioxidant properties that protect against inflammation. I’m convinced that regular intake improves blood flow to the brain, which could help in combating age-related cognitive declines, including Alzheimer's disease.
Read More
9
Cardiovascular health benefits
It strengthens the cardiovascular system, stimulates desire, and improves sperm quality and blood properties. Cocoa helps prevent atherosclerosis, heart attack, and stroke, while significantly enhancing cognitive abilities in men.
We explored how a polyphenol-rich extract from cocoa shell (CSE) affects hypertension related to fetal undernutrition in rats. The study involved supplementing both male and female rats, previously affected by maternal food restriction, with CSE over three weeks.
We observed that CSE supplementation not only normalized high blood pressure in male rats but also improved the functioning of their resistance arteries. This included better vasodilation, which is vital for healthy blood flow. While CSE boosted results in males, females did not show a significant change in blood pressure, though CSE effectively reduced oxidative stress markers.
Overall, cocoa shell extract presents a promising approach to manage hypertension linked to developmental issues, contributing to both health and sustainable practices.
Read More
9
Chocolate linked to lower mortality
Relationship between chocolate consumption and overall and cause-specific mortality, systematic review and updated meta-analysis.
We conducted a thorough investigation into chocolate consumption and its effects on long-term mortality. Analyzing data from over 27,000 men followed for 30 years, we found that those who enjoyed chocolate had lower chances of dying from overall causes, heart disease, and cancer.
Specifically, higher chocolate intake correlated with significant reductions in mortality rates, with around a 13% lower risk for heart disease.
Even when considering factors like weight and cholesterol, the relationship held strong. This suggests that moderate chocolate consumption may benefit cardiovascular health without serious risks.
Read More
8
Cacao benefits cardiovascular health
Flavan-3-ols and Vascular Health: Clinical Evidence and Mechanisms of Action.
We explored the role of flavan-3-ols, specifically from cocoa, in improving cardiovascular health. Clinical studies show that these compounds can significantly lower blood pressure and enhance endothelial function. However, studies involving catechins from green tea showed more promising results with healthy individuals.
While flavan-3-ols demonstrate potential health benefits, emerging evidence highlights the need for further research to fully understand these effects and the influence of the microbiota on cardiovascular health.
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8
Cocoa flavanols support muscle health
Cocoa flavanols, Nrf2 activation, and oxidative stress in peripheral artery disease: mechanistic findings in muscle based on outcomes from a randomized trial.
We investigated the effects of cocoa flavanols on muscle health in patients with peripheral artery disease (PAD). A phase II randomized trial demonstrated that a cocoa-flavanol-rich beverage improved walking performance compared to a placebo.
Our analysis revealed that cocoa consumption activated antioxidant pathways, specifically targeting proteins linked to muscle protection. This activation supports enhanced antioxidant defenses and reduced muscle damage.
Essentially, cocoa flavanols show promise for improving muscle function and health in PAD patients, helping them walk better and feel stronger.
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8
Cocoa aids clopidogrel effectiveness
Effect of cocoa ( L.) on platelet function testing profiles in patients with coronary artery disease: ECLAIR pilot study.
We evaluated the potential benefits of consuming 30 grams of 65% cocoa (dark chocolate) daily for a week among patients with stable coronary artery disease already treated with standard antiplatelet medications.
Our findings showed that cocoa notably boosted the effects of clopidogrel, reducing platelet reactivity, but it didn't help with aspirin's action. While these results are promising, more comprehensive, long-term studies are necessary to understand cocoa's role in heart health fully.
The high quality of this cocoa is evident. It boasts excellent antioxidant properties that I believe protect my cardiovascular system. I find that it contributes to my overall health and leaves me feeling calm and rejuvenated.
Read More
9
Cognitive benefits
This cocoa is beneficial for brain health and has antioxidant properties that protect against inflammation. I’m convinced that regular intake improves blood flow to the brain, which could help in combating age-related cognitive declines, including Alzheimer's disease.
Read More
9
Cardiovascular health benefits
It strengthens the cardiovascular system, stimulates desire, and improves sperm quality and blood properties. Cocoa helps prevent atherosclerosis, heart attack, and stroke, while significantly enhancing cognitive abilities in men.
Read More
9
Heart disease reduction
Cocoa is rich in vitamins, minerals, and antioxidants, helping reduce inflammation, improve blood flow, and mitigate cardiovascular disease risks. Studies have shown that regular chocolate consumption is linked to lower cardiac death rates and reduced incidents of myocardial infarction and strokes.
Read More
9
Heart health
17 people found this helpful
This raw cocoa is delightful and retains all the essential nutrients due to its minimal processing. It's rich in magnesium and antioxidants, which I believe significantly benefit my cardiovascular system. I enjoy it without boiling, to maintain its healthful properties, and find it uplifting.
Cardiovascular disease (CVD) is a broad term that encompasses a range of heart and blood vessel disorders. This can include conditions such as coronary artery disease, which leads to heart attacks; cerebrovascular disease that results in strokes; and peripheral artery disease affecting blood flow to the limbs. The key risk factors for CVD often include high blood pressure, high cholesterol, obesity, smoking, a sedentary lifestyle, and diabetes. By identifying and managing these risk factors, individuals can significantly reduce their likelihood of developing cardiovascular problems.
Prevention and treatment strategies often involve lifestyle modifications such as adopting a heart-healthy diet rich in fruits, vegetables, whole grains, and lean proteins, alongside engaging in regular physical activity. In some cases, medications might be necessary to control blood pressure or cholesterol levels. Regular check-ups with a healthcare provider are essential for monitoring heart health, especially for individuals with a family history of CVD. Understanding the signs and symptoms of cardiovascular issues—like chest pain, shortness of breath, or fatigue—can help in seeking timely medical attention, ultimately leading to better outcomes.
Cacao refers to the beans that are derived from the cacao tree, Theobroma cacao, which is primarily cultivated in tropical regions. These beans are the fundamental ingredient used to produce chocolate, as well as cocoa powder and cocoa butter. When harvested, cacao beans undergo fermentation, drying, roasting, and processing to transform them into various chocolate products. Cacao is also known for its rich flavor profile, often described as earthy and slightly bitter, with fruity and nutty notes depending on the variety and processing methods used.
Beyond its culinary uses, cacao is celebrated for its health benefits. It is packed with antioxidants known as flavonoids, which may contribute to improved heart health and enhanced mood. Additionally, raw cacao retains more of its natural nutrients, making it a popular choice among health-conscious consumers. Whether in the form of dark chocolate bars or as cacao nibs added to smoothies and oatmeal, this versatile ingredient has taken a central place in both cooking and wellness diets.
Cacao, particularly in its raw and minimally processed forms, has garnered attention for its potential cardiovascular benefits. Research suggests that cacao is rich in flavonoids, particularly epicatechin, which may improve heart health by enhancing endothelial function, reducing blood pressure, and improving blood flow. Some studies indicate that regular consumption of dark chocolate (which contains higher levels of cacao) may be associated with a lower risk of heart disease due to its antioxidant properties and its ability to increase levels of "good" HDL cholesterol while reducing inflammation in the body.
Based on user reviews, the timeline for experiencing benefits from cocoa supplementation for cardiovascular health varies significantly among individuals. Some users report feeling improvements relatively quickly, particularly in mood and energy levels, often within days of consistent use, while others note that the full benefits, such as reduced blood pressure and improved cardiovascular function, may take weeks of regular consumption to manifest. For instance, one reviewer mentions using cocoa daily has shown remarkable benefits in stabilizing blood pressure Read Review, while another feels improvements in mood and overall health in a similar timeframe Read Review.
Overall, consistent daily use seems to be a common theme among users who report positive outcomes, suggesting that you may need to incorporate cocoa into your routine for several days to weeks to notice significant cardiovascular benefits. Moreover, the antioxidants in cocoa are believed to play a pivotal role in long-term cardiovascular protection, with some users highlighting that studies support such health effects after regular consumption Read Review. Thus, if you're considering adding cocoa as a supplement, patience and consistency may be key to achieving the desired results.
Research on cocoa and its components, particularly cocoa flavanols, offers intriguing insights into their potential benefits for cardiovascular health. For instance, cocoa flavanols may enhance microvascular function and improve blood vessel responses, suggesting some positive effects on cardiovascular health (e.g., [1]). Additionally, they have been associated with reductions in harmful cholesterol levels and blood pressure in various studies (e.g., [5]). However, the results are not universally conclusive, as individual responses can vary significantly based on factors such as ethnicity and health status (e.g., [3]).
Several studies have indicated that while cocoa may lower the risk factors associated with heart disease, such as high blood pressure and bad cholesterol levels, further research is needed to fully understand its role in preventing cardiovascular events. For instance, a large trial revealed a significant reduction in cardiovascular disease-related deaths among participants taking cocoa extract, although it didn’t significantly reduce total cardiovascular events (e.g., [14]). Overall, while the evidence suggests cocoa products can be beneficial in moderation, especially dark chocolate with high cocoa content, ongoing research is essential to clarify their health impacts and establish comprehensive guidelines for consumption.
Based on user reviews, many individuals have reported a range of improvements in their health after incorporating cocoa into their diets, particularly with regards to cardiovascular health and overall wellness. Users note a calming and rejuvenating effect, attributing these feelings to the cocoa's rich antioxidant properties. For instance, one reviewer mentions that it significantly stabilizes blood pressure (Read Review) while others highlight its role in enhancing brain function and cognitive health, suggesting an improvement in blood flow to the brain, which could potentially combat cognitive decline associated with aging (Read Review).
Moreover, users have emphasized the importance of consistency in consumption, with some experiencing notable benefits such as improved mood and cardiovascular protection from daily use (Read Review). Many reviews also underscore the impressive nutrient profile of cocoa, specifically magnesium and other antioxidants, which are frequently linked to enhanced cardiovascular efficiency and overall health (Read Review) . Overall, while individual results can vary greatly, the general consensus among users is that regular cocoa consumption can lead to better health outcomes.
Users have reported positive experiences when combining cocoa supplements with other supplements for managing cardiovascular health. Many individuals emphasize the antioxidant properties of cocoa, which they believe enhance overall cardiovascular protection, especially when added to a balanced diet rich in nutrients like magnesium. For instance, one reviewer highlights that cocoa helps prevent atherosclerosis while significantly boosting cognitive abilities, which can further support heart health (Read Review). Another mentions the rich nutrient profile of cocoa that aids in reducing inflammation and improving blood flow, suggesting beneficial effects when incorporated alongside other healthful practices and supplements (Read Review).
Additionally, users have shared anecdotes about successfully blending cocoa with other dietary components. For instance, one reviewer speaks about mixing it with warm water and milk, enhancing its health benefits while enjoying its uplifting qualities (Read Review). This aligns with the common consensus that regular consumption of high-quality cocoa supplements contributes significantly to cardiovascular health. Nevertheless, it’s worth noting that some users express concerns about contaminants in cocoa products, suggesting that they may explore alternative forms like cacao nibs for their cardiovascular benefits while minimizing potential health risks (Read Review).
Users report various beneficial effects of cacao on cardiovascular health, emphasizing its rich antioxidant properties. Regular consumption is noted for its potential to reduce inflammation, enhance blood flow, and lower risks associated with cardiovascular diseases like heart attacks and strokes. For instance, one user mentions that cocoa helps prevent atherosclerosis and significantly enhances cognitive abilities, suggesting a multifaceted approach to cardiovascular and brain health Read Review. Additionally, another user highlights the correlation between chocolate consumption and lower cardiac death rates, reinforcing the health claims associated with cacao Read Review.
As for the right dose, reviews indicate that daily intake – whether in raw form or blended with other ingredients like milk – is a common practice among users seeking to harness its health benefits. Users frequently emphasize the importance of consuming high-quality cacao, with some opting for organic versions due to their perceived superior benefits Read Review. Many feel that a regular addition of cacao, whether in morning beverages or as part of a nutritious diet, contributes positively to their cardiovascular health Read Review. Overall, while specific dosage recommendations were not universally stated, the consensus leans towards regular, mindful consumption as a key strategy for leveraging cacao's health benefits.
9
Normalises pressure
1 people found this helpful
Using organic cocoa daily has shown remarkable benefits for my mum and daughter. It stabilises blood pressure and calms the body, contrary to the belief that cocoa is stimulating. I enjoy its warming effect, especially after exercising, and I believe it's vastly more beneficial than instant cocoa products. We're consistently repurchasing it!
7.5
Helps hypertension
This cocoa is a regular purchase for us. I believe it’s instrumental in managing hypertension and is rich in antioxidants that may enhance brain function. It also elevates my mood, contributing positively to my overall mental health.
9
Heart disease reduction
Cocoa is rich in vitamins, minerals, and antioxidants, helping reduce inflammation, improve blood flow, and mitigate cardiovascular disease risks. Studies have shown that regular chocolate consumption is linked to lower cardiac death rates and reduced incidents of myocardial infarction and strokes.
9
Cognitive benefits
This cocoa is beneficial for brain health and has antioxidant properties that protect against inflammation. I’m convinced that regular intake improves blood flow to the brain, which could help in combating age-related cognitive declines, including Alzheimer's disease.
7.5
Antioxidant properties
19 people found this helpful
I adore this product! I’ve been using it for years, enjoying the energy boost it provides. Beyond being a wonderful antioxidant, this cocoa aids in protecting cardiovascular health. I highly recommend it!
9
Cardiovascular health benefits
It strengthens the cardiovascular system, stimulates desire, and improves sperm quality and blood properties. Cocoa helps prevent atherosclerosis, heart attack, and stroke, while significantly enhancing cognitive abilities in men.
9
Living superfood
16 people found this helpful
I frequently choose raw cocoa for its health benefits over processed options. This living food is packed with nutrients, particularly magnesium, and supports cardiovascular health. I blend it with warm water and milk for a nutritious drink. I hope others find its qualities as astounding as I do!
2
Cadmium concerns
19 people found this helpful
I love this brand, but have concerns over cadmium levels in their cacao powder, which is associated with health risks, including cardiovascular disease. I plan to switch to cacao nibs, which reportedly have lower cadmium concentrations.
7.5
Energy boost
40 people found this helpful
I find this organic cocoa to be an excellent alternative to traditional powder, as it retains valuable nutrients that assist in strengthening my cardiovascular health. My morning cup, made with milk and a hint of sugar, not only satiates but also energises me. I've read that it may even help with muscle recovery after exertion. Its high antioxidant content seems beneficial, particularly for heart health.
7
Cocoa flavanols' unclear vascular benefits
The role of cocoa flavanols in modulating peripheral and cerebral microvascular function in healthy individuals and populations at-risk of cardiovascular disease: a systematic review.
We explored the effects of cocoa flavanols (CFs) on the microvascular function of both healthy individuals and those at risk for cardiovascular disease. By reviewing randomized, placebo-controlled studies, we sought to understand if CFs could improve blood vessel responses.
While we found that CFs may enhance microvascular function, especially after acute consumption, the variation in study designs and populations led us to conclude that the benefits were not consistently strong. In summary, the impact of CFs on smaller blood vessels appears less clear compared to their effects on larger arteries.
7
Cocoa reduces heart disease risk
Effects of Cocoa Consumption on Cardiometabolic Risk Markers: Meta-Analysis of Randomized Controlled Trials.
We explored how dietary cocoa affects heart health by analyzing data from 31 randomized controlled trials, including nearly 2,000 participants.
While cocoa didn't significantly impact body weight or waist size, we observed notable reductions in harmful cholesterol levels, fasting blood glucose, and blood pressure.
These findings suggest that including cocoa—especially dark chocolate with at least 70% cocoa—in our diet could help in reducing cardiovascular risk factors, which is promising news for heart health enthusiasts.
7
Dark chocolate effects vary by group
Beneficial Effects of Cocoa Flavanols on Microvascular Responses in Young Men May Be Dependent on Ethnicity and Lifestyle.
We explored how dark chocolate, high in cocoa flavan-3-ols, affects the blood vessel responses in young men.
In a study with two groups, each made up of White Europeans and South Asians, we found varying effects.
While dark chocolate improved certain responses to stress and influenced blood flow in one group, it did not have the same impact on the other.
Overall, it seems that lifestyle and ethnicity play significant roles in how various individuals respond to cocoa flavan-3-ols.
4
Cocoa may reduce cardiovascular deaths
Effect of cocoa flavanol supplementation for the prevention of cardiovascular disease events: the COcoa Supplement and Multivitamin Outcomes Study (COSMOS) randomized clinical trial.
We conducted a large-scale, double-blind trial to investigate if cocoa extract could help prevent cardiovascular disease (CVD) in older adults. With over 21,000 participants, half received cocoa supplements while the other half got a placebo.
The results showed cocoa extract did not significantly cut down on total cardiovascular events but interestingly, it did reduce CVD deaths by 27%. This suggests some benefits may exist, warranting further research into cocoa's role in heart health.
References
Richardson S, Marshall J, Rendeiro C. The role of cocoa flavanols in modulating peripheral and cerebral microvascular function in healthy individuals and populations at-risk of cardiovascular disease: a systematic review. Nutr J. 2025;24:57. 10.1186/s12937-025-01121-9
Ruvira S, Rodríguez-Rodríguez P, Abderrahim F, Morales D, Cañas S, et al. Resistance artery vasodilator pathways involved in the antihypertensive effects of cocoa shell extract in rats exposed to fetal undernutrition. J Physiol. 2024;602:6065. 10.1113/JP287097
Latif HM, Richardson SR, Marshall JM. Beneficial Effects of Cocoa Flavanols on Microvascular Responses in Young Men May Be Dependent on Ethnicity and Lifestyle. Nutrients. 2024;16. 10.3390/nu16172911
Godos J, Romano GL, Laudani S, Gozzo L, Guerrera I, et al. Flavan-3-ols and Vascular Health: Clinical Evidence and Mechanisms of Action. Nutrients. 2024;16. 10.3390/nu16152471
Arisi TOP, da Silva DS, Stein E, Weschenfelder C, de Oliveira PC, et al. Effects of Cocoa Consumption on Cardiometabolic Risk Markers: Meta-Analysis of Randomized Controlled Trials. Nutrients. 2024;16. 10.3390/nu16121919
Ismaeel A, McDermott MM, Joshi JK, Sturgis JC, Zhang D, et al. Cocoa flavanols, Nrf2 activation, and oxidative stress in peripheral artery disease: mechanistic findings in muscle based on outcomes from a randomized trial. Am J Physiol Cell Physiol. 2024;326:C589. 10.1152/ajpcell.00573.2023
Dicks L, Haddad Z, Deisling S, Ellinger S. Effect of an (-)-Epicatechin Intake on Cardiometabolic Parameters-A Systematic Review of Randomized Controlled Trials. Nutrients. 2022;14. 10.3390/nu14214500
Seecheran NA, Sukha D, Grimaldos K, Grimaldos G, Richard S, et al. Effect of cocoa ( L.) on platelet function testing profiles in patients with coronary artery disease: ECLAIR pilot study. Open Heart. 2022;9. 10.1136/openhrt-2022-002066
Weikart DK, Indukuri VV, Racine KC, Coleman KM, Kovac J, et al. Effect of processing on the anti-inflammatory efficacy of cocoa in a high fat diet-induced mouse model of obesity. J Nutr Biochem. 2022;109:109117. 10.1016/j.jnutbio.2022.109117
Bustamante-Pozo M, Ramirez-Sanchez I, Garate-Carrillo A, Ito B, Navarrete V, et al. (-)-Epicatechin Ameliorates Cardiac Fibrosis in a Female Rat Model of Pre-Heart Failure with Preserved Ejection Fraction. J Med Food. 2022;25:836. 10.1089/jmf.2021.0158
Dural İE, Onrat E, Çelik S, Vurmaz A, Yalım Z, et al. The Relationships Between Chocolate Consumption and Endothelial Dysfunction in Patients with Heart Failure. Turk Kardiyol Dern Ars. 2022;50:334. 10.5543/tkda.2022.21249
Tanghe A, Heyman E, Lespagnol E, Stautemas J, Celie B, et al. Acute Effects of Cocoa Flavanols on Blood Pressure and Peripheral Vascular Reactivity in Type 2 Diabetes Mellitus and Essential Hypertension. Nutrients. 2022;14. 10.3390/nu14132692
Zhao B, Gan L, Yu K, Männistö S, Huang J, et al. Relationship between chocolate consumption and overall and cause-specific mortality, systematic review and updated meta-analysis. Eur J Epidemiol. 2022;37:321. 10.1007/s10654-022-00858-5
Sesso HD, Manson JE, Aragaki AK, Rist PM, Johnson LG, et al. Effect of cocoa flavanol supplementation for the prevention of cardiovascular disease events: the COcoa Supplement and Multivitamin Outcomes Study (COSMOS) randomized clinical trial. Am J Clin Nutr. 2022;115:1490. 10.1093/ajcn/nqac055
Chen X, Guan X, Tang Y, Deng J, Zhang X. Effects of cocoa products intake on cardiometabolic biomarkers of type 2 diabetes patients: a systematic review and meta-analysis based on both long-term and short-term randomised controlled trials. Int J Food Sci Nutr. 2022;73:571. 10.1080/09637486.2022.2046711
Balayssac-Siransy E, Ouattara S, Boka KJM, Ahiboh H, Yéo TA, et al. Dose-effect relation between regular consumption of 100% cocoa powder and blood pressure in young, healthy black Africans. Physiol Rep. 2021;9:e15070. 10.14814/phy2.15070