Supplement Facts
Serving Size: 1 Veg Capsule
Amount Per Serving
%DV
Coenzyme Q10 (CoQ10)
100 mg
*
Hawthorn Berry (Crataegus laevigata and/or monogyna) (Fruit)
400 mg
*
The product is found useful for the following medical conditions
Angina details
SCIENTIFIC SCORE
Moderately Effective
Based on 1 Research
8
USERS' SCORE
Good
Based on 2 Reviews
8.7
8
Coenzyme Q10 improves angina symptoms
We focused on the effectiveness and safety of coenzyme Q10 as a treatment for patients dealing with ischemic heart disease and stable angina, specifically those at class II-III levels. Over the course of eight weeks, participants took a daily dosage of 60 mg of coenzyme Q10 alongside their standard treatment regimen.
The results were promising; we observed that patients reported significant improvements in their clinical status related to angina symptoms. Importantly, this improvement occurred without any major side effects, indicating that coenzyme Q10 could be a beneficial addition to the treatment plan for those living with this condition.
However, it is essential to note that since coenzyme Q10 was used in conjunction with standard treatments, it is challenging to pinpoint its isolated effects conclusively. Future studies could help clarify how well coenzyme Q10 works on its own, but for now, the findings suggest it may be a valuable component of therapy for angina.
The results were promising; we observed that patients reported significant improvements in their clinical status related to angina symptoms. Importantly, this improvement occurred without any major side effects, indicating that coenzyme Q10 could be a beneficial addition to the treatment plan for those living with this condition.
However, it is essential to note that since coenzyme Q10 was used in conjunction with standard treatments, it is challenging to pinpoint its isolated effects conclusively. Future studies could help clarify how well coenzyme Q10 works on its own, but for now, the findings suggest it may be a valuable component of therapy for angina.
10
Zero attacks now
Most Useful Review
66 people found this helpful
At 51, I have experienced angina symptoms since I was 20. I have been evaluating the quality of CoQ-10 products. A high-quality product puts my symptoms into remission, while lower quality results in flare-ups. This product deserves a 10-star rating; I’ve had no attacks since starting it. Now, I take 100mg every other day and continue to be symptom-free. I also take flax oil with it, by the way.
Updated: Apr 2025
Cold details
SCIENTIFIC SCORE
No researches found
N/A
USERS' SCORE
Good
Based on 3 Reviews
8.5
10
Effective against colds
Most Useful Review
4 people found this helpful
I've relied on this CoQ10 since I began taking it 15 years ago, and I noticed that I no longer contracted colds and viruses like I used to. After experiencing flu symptoms a few months back, I increased my dosage significantly for a time, which helped me recover without any further issues.
Updated: Mar 2026
Heart Attack details
SCIENTIFIC SCORE
Possibly Effective
Based on 16 Researches
7.6
USERS' SCORE
Good
Based on 2 Reviews
8.5
9
We investigated how coenzyme Q10 might help with heart function after a heart attack, particularly focusing on its role in heart remodeling. In a well-structured study involving 55 patients with left ventricular dysfunction following an acute myocardial infarction, we compared the effects of coenzyme Q10 to a placebo over a 24-week period.
Through careful measurements using echocardiography, we observed notable improvements in the walls of the heart and overall heart mass for those taking coenzyme Q10. Specifically, the thickness of the heart walls decreased, and the left ventricular mass was reduced more significantly than in those receiving the placebo.
Additionally, coenzyme Q10 appeared to maintain heart shape and prevent worsening of heart function compared to the placebo group. Our results also highlighted a significant drop in angiotensin-converting enzyme (ACE) levels in the coenzyme Q10 group, suggesting beneficial effects on heart remodeling and function during recovery from a heart attack.
Through careful measurements using echocardiography, we observed notable improvements in the walls of the heart and overall heart mass for those taking coenzyme Q10. Specifically, the thickness of the heart walls decreased, and the left ventricular mass was reduced more significantly than in those receiving the placebo.
Additionally, coenzyme Q10 appeared to maintain heart shape and prevent worsening of heart function compared to the placebo group. Our results also highlighted a significant drop in angiotensin-converting enzyme (ACE) levels in the coenzyme Q10 group, suggesting beneficial effects on heart remodeling and function during recovery from a heart attack.
9
Helps heart function
Most Useful Review
6 people found this helpful
This product is fantastic! For those on statins or blood pressure medication, I recommend taking this twice a day. It has no stomach upset and can gradually lower blood pressure, thus protecting the heart. After my father’s two heart attacks, I saw the positive impact on his health.
Updated: Mar 2026
Headache details
SCIENTIFIC SCORE
Possibly Effective
Based on 22 Researches
7.2
USERS' SCORE
Good
Based on 2 Reviews
8.5
8
We systematically reviewed randomized controlled trials comparing coenzyme Q10 with placebo for migraine prevention in adults. Our meta-analysis examined study data from major medical databases through December 2019, assessing how CoQ10 affects migraine severity, attack frequency, and headache duration.
The evidence suggests CoQ10 has beneficial effects in reducing both how often migraines occur and how long they last. These findings indicate CoQ10 may be a useful preventive option for migraine sufferers, though further research could help clarify optimal dosing and its effects when combined with other supplements.
The evidence suggests CoQ10 has beneficial effects in reducing both how often migraines occur and how long they last. These findings indicate CoQ10 may be a useful preventive option for migraine sufferers, though further research could help clarify optimal dosing and its effects when combined with other supplements.
9
Headache solution
Most Useful Review
1 people found this helpful
If you are struggling with headaches, this is the solution you need!
Updated: Apr 2026
Back Pain details
SCIENTIFIC SCORE
No researches found
N/A
USERS' SCORE
Good
Based on 7 Reviews
8.4
9
Heart pain relief
Most Useful Review
2 people found this helpful
I am 51 years old and have taken this CoQ10 pill for a long time due to issues with a strong heartbeat. Now trying this NOW brand, the ingredients suggest it has numerous benefits, including strengthening the cardiovascular system. It has no aftertaste and is easy to swallow. I no longer suffer from the strong pulse that was causing me discomfort.
Updated: Mar 2026
Hypertension details
SCIENTIFIC SCORE
Possibly Effective
Based on 1 Research
7
USERS' SCORE
Good
Based on 6 Reviews
8.4
7
Citicoline and CoQ10 protection study
We investigated how a combination of citicoline and coenzyme Q10 (CoQ10) might impact retinal cell health in a mouse model of ocular hypertension (OHT). Using four groups of mice, including those receiving the combination treatment and a control group, we aimed to understand if these substances could protect against the loss of retinal ganglion cells, which is a major concern in glaucoma.
The treatment was started 15 days prior to inducing ocular hypertension with a laser and continued until we examined the mice about a week later. Our findings were promising: the combination of citicoline and CoQ10 led to a temporary reduction in eye pressure shortly after treatment. Furthermore, it significantly prevented the death of specific retinal cells that are vital for vision.
While we were encouraged by these results, especially regarding cell protection, it's important to note that there were no significant impacts on neurons in the visual pathway areas we studied, like the dLGN. Overall, our research suggests that this combination might offer neuroprotective benefits in specific aspects of ocular hypertension, paving the way for further exploration into treatments that go beyond only lowering eye pressure.
The treatment was started 15 days prior to inducing ocular hypertension with a laser and continued until we examined the mice about a week later. Our findings were promising: the combination of citicoline and CoQ10 led to a temporary reduction in eye pressure shortly after treatment. Furthermore, it significantly prevented the death of specific retinal cells that are vital for vision.
While we were encouraged by these results, especially regarding cell protection, it's important to note that there were no significant impacts on neurons in the visual pathway areas we studied, like the dLGN. Overall, our research suggests that this combination might offer neuroprotective benefits in specific aspects of ocular hypertension, paving the way for further exploration into treatments that go beyond only lowering eye pressure.
7.5
Improved blood circulation
Most Useful Review
6 people found this helpful
Excellent! I take courses of coenzyme Q10, as its production decreases with age, and it's very beneficial for energy and well-being. Additionally, hawthorn is included, which positively affects cardiovascular health, enhances blood circulation, and can assist with hypertension. I highly recommend it! A like would be appreciated if you find this review helpful. Wishing you all successful and beneficial shopping!
Updated: Apr 2025
Attention Deficit Hyperactivity Disorder details
SCIENTIFIC SCORE
No researches found
N/A
USERS' SCORE
Good
Based on 2 Reviews
8.3
9
Enhanced concentration
Most Useful Review
I appreciated the effect. My fatigue decreased, sleep quality improved, and my concentration increased. I noticed enhancements in my memory as well. The drug truly merits attention, as I cannot identify any drawbacks or negative impacts. My rating is five stars.
Updated: Mar 2026
High Cholesterol details
SCIENTIFIC SCORE
Possibly Effective
Based on 12 Researches
7.2
USERS' SCORE
Good
Based on 13 Reviews
8.3
9
We delved into the effects of coenzyme Q10 (CoQ10) supplementation on cholesterol levels in adults to determine how it can influence lipid profiles. Through a thorough meta-analysis of fifty randomized controlled trials involving nearly 2800 participants, we explored its potential benefits for reducing cholesterol levels effectively.
Our findings indicated that CoQ10 supplementation significantly lowered levels of total cholesterol (TC), low-density lipoprotein cholesterol (LDL-C), and triglycerides (TG), while simultaneously increasing high-density lipoprotein cholesterol (HDL-C). This effect was particularly pronounced at a dosage of 400 to 500 mg per day, which was shown to produce the best results in terms of reducing TC.
Overall, the study provided strong evidence that CoQ10 could be a valuable ally in managing high cholesterol, helping to achieve a healthier lipid profile in adults. This research sheds light on a promising dietary supplement that might assist individuals seeking to improve their cholesterol levels effectively.
Our findings indicated that CoQ10 supplementation significantly lowered levels of total cholesterol (TC), low-density lipoprotein cholesterol (LDL-C), and triglycerides (TG), while simultaneously increasing high-density lipoprotein cholesterol (HDL-C). This effect was particularly pronounced at a dosage of 400 to 500 mg per day, which was shown to produce the best results in terms of reducing TC.
Overall, the study provided strong evidence that CoQ10 could be a valuable ally in managing high cholesterol, helping to achieve a healthier lipid profile in adults. This research sheds light on a promising dietary supplement that might assist individuals seeking to improve their cholesterol levels effectively.
9
Enhanced energy
Most Useful Review
2 people found this helpful
My husband has very high cholesterol and takes this alongside his statin. He doesn’t want to run out, implying it gives him more energy and confidence. Statins deplete CoQ10, so it's vital to supplement with it.
Updated: Mar 2026
Atrial Flutter details
SCIENTIFIC SCORE
No researches found
N/A
USERS' SCORE
Good
Based on 7 Reviews
8.2
10
Disappeared symptoms
Most Useful Review
3 people found this helpful
For arrhythmia prevention, I have struggled with tachycardia and premature ventricular contractions, but since I began taking coenzyme Q10, my symptoms have nearly vanished. Coenzyme Q10 activates cell mitochondria and aids recovery from fatigue. It also contains hawthorn fruit, beneficial for the heart, addressing two concerns at once. I take one tablet each morning after breakfast. I also anticipate improvements for my skin.
Updated: Apr 2025
Blood Clot details
SCIENTIFIC SCORE
Moderately Effective
Based on 5 Researches
8.4
USERS' SCORE
Good
Based on 3 Reviews
8.2
9
We explored how coenzyme Q10 (CoQ10), a natural compound found in various foods, impacts blood clotting functions. Through a well-structured study, we utilized a randomized, double-blind, placebo-controlled trial with dyslipidemic patients, alongside in vitro tests on human platelets.
Our findings demonstrated that CoQ10 effectively reduces platelet aggregation, granule secretion, platelet spreading, and clot retraction. This means that CoQ10 can help prevent excessive blood clot formation, which is crucial for cardiovascular health.
We observed that CoQ10 works mainly by enhancing a signaling pathway involving cyclic AMP (cAMP) which ultimately diminishes the signaling of integrin αIIbβ3, a key player in platelet function. In addition, the treatment showed promising results in reducing thrombus growth in an animal model, suggesting significant in vivo benefits as well.
This study highlights the potential of CoQ10 supplementation as a protective measure for individuals at risk of cardiovascular diseases by regulating platelet-related processes involved in clotting.
Our findings demonstrated that CoQ10 effectively reduces platelet aggregation, granule secretion, platelet spreading, and clot retraction. This means that CoQ10 can help prevent excessive blood clot formation, which is crucial for cardiovascular health.
We observed that CoQ10 works mainly by enhancing a signaling pathway involving cyclic AMP (cAMP) which ultimately diminishes the signaling of integrin αIIbβ3, a key player in platelet function. In addition, the treatment showed promising results in reducing thrombus growth in an animal model, suggesting significant in vivo benefits as well.
This study highlights the potential of CoQ10 supplementation as a protective measure for individuals at risk of cardiovascular diseases by regulating platelet-related processes involved in clotting.
7.5
Blood pressure reduction
Most Useful Review
4 people found this helpful
When I measured my blood pressure, I discovered I had high blood pressure. After trying this supplement, my blood pressure decreased significantly.
Updated: Apr 2025
Cardiovascular Disease details
SCIENTIFIC SCORE
Moderately Effective
Based on 10 Researches
8.3
USERS' SCORE
Good
Based on 9 Reviews
8.2
9
We explored the effects of coenzyme Q10 (CoQ-10) on heart failure (HF) patients by analyzing past literature. Our systematic review examined studies from MEDLINE and the Cochrane Library, focusing on how CoQ-10 influences outcomes like HF-related mortality, exercise capacity, and left ventricular ejection fraction (LVEF).
The results from 16 studies showed some promising findings. CoQ-10 was found to significantly lower HF-related mortality by 40%, which is a notable benefit for patients. Additionally, we observed improvements in exercise capacity for those taking CoQ-10. However, when it came to the impact on LVEF, the results were not statistically significant. While there wasn’t a clear-cut improvement in LVEF, we acknowledge that this aspect needs further exploration to fully understand CoQ-10's potential.
In summary, CoQ-10 appears to be effective in reducing mortality rates and enhancing exercise capacity among heart failure patients. Nonetheless, the effect on LVEF is still uncertain and merits additional investigation.
The results from 16 studies showed some promising findings. CoQ-10 was found to significantly lower HF-related mortality by 40%, which is a notable benefit for patients. Additionally, we observed improvements in exercise capacity for those taking CoQ-10. However, when it came to the impact on LVEF, the results were not statistically significant. While there wasn’t a clear-cut improvement in LVEF, we acknowledge that this aspect needs further exploration to fully understand CoQ-10's potential.
In summary, CoQ-10 appears to be effective in reducing mortality rates and enhancing exercise capacity among heart failure patients. Nonetheless, the effect on LVEF is still uncertain and merits additional investigation.
9
Daytime energy boost
Most Useful Review
1 people found this helpful
A fantastic way to start the day! These capsules are easy to swallow and provide energy by replenishing mitochondria. They also support cardiovascular health. I take two in the morning and feel energised throughout the day.
Updated: Mar 2026
Chronic Fatigue Syndrome details
SCIENTIFIC SCORE
Possibly Effective
Based on 15 Researches
7.7
USERS' SCORE
Good
Based on 11 Reviews
8.2
8
We embarked on a study to investigate the impact of ubiquinol-10—an active form of coenzyme Q10—on patients suffering from chronic fatigue syndrome (CFS). Our research comprised two parts: an open-label study involving 20 patients and a randomized, double-blind, placebo-controlled trial with 43 participants.
In the open-label segment, patients took 150 mg of ubiquinol-10 daily for eight weeks, and both the participants and physicians knew who was receiving the supplement. The results were promising, suggesting improvements in various symptoms of CFS.
Following this, in the randomized trial, participants were assigned to either ubiquinol-10 or a placebo for 12 weeks, with neither the patients nor the doctors aware of who received which treatment. Outcomes showed that those taking ubiquinol-10 experienced significant benefits, reinforcing the notion that this supplement can positively influence CFS symptoms.
Overall, this study suggests that adding ubiquinol-10 to a treatment plan could be a helpful strategy for improving the lives of those dealing with chronic fatigue syndrome.
In the open-label segment, patients took 150 mg of ubiquinol-10 daily for eight weeks, and both the participants and physicians knew who was receiving the supplement. The results were promising, suggesting improvements in various symptoms of CFS.
Following this, in the randomized trial, participants were assigned to either ubiquinol-10 or a placebo for 12 weeks, with neither the patients nor the doctors aware of who received which treatment. Outcomes showed that those taking ubiquinol-10 experienced significant benefits, reinforcing the notion that this supplement can positively influence CFS symptoms.
Overall, this study suggests that adding ubiquinol-10 to a treatment plan could be a helpful strategy for improving the lives of those dealing with chronic fatigue syndrome.
9
ATP production
Most Useful Review
1 people found this helpful
Coenzyme Q10 is essential for ATP production in the mitochondria, crucial for exercise and tackling chronic fatigue syndrome. It diminishes oxidative stress, enhancing muscle function and reducing fatigue.
Updated: Mar 2026
Migraine details
SCIENTIFIC SCORE
Possibly Effective
Based on 29 Researches
7.5
USERS' SCORE
Good
Based on 4 Reviews
8.2
9
We conducted a study to see how coenzyme Q10 (CoQ10) supplementation impacts migraine symptoms and inflammation. This randomized double-blind trial involved 45 non-menopausal women with episodic migraines.
Participants took either 400 mg/day of CoQ10 or a placebo for three months, while continuing their usual migraine medications. We observed a significant reduction in migraine frequency, severity, and duration in the CoQ10 group.
Additionally, CoQ10 levels and inflammatory markers showed some changes, specifically a reduction in certain proteins linked to inflammation. However, not all markers responded positively, indicating some limited effectiveness.
Participants took either 400 mg/day of CoQ10 or a placebo for three months, while continuing their usual migraine medications. We observed a significant reduction in migraine frequency, severity, and duration in the CoQ10 group.
Additionally, CoQ10 levels and inflammatory markers showed some changes, specifically a reduction in certain proteins linked to inflammation. However, not all markers responded positively, indicating some limited effectiveness.
7.5
Significant reduction
Most Useful Review
32 people found this helpful
CoQ10 has helped me significantly with my chronic migraines. I used to experience about five migraine days per week, but now it’s down to two. While it's still challenging, compared to my previous daily occurrences, this improvement feels miraculous. I take 200 mg in the morning and evening. I’ve also tried ubiquinol, which was more expensive, but this CoQ10 works better for me.
Updated: Apr 2025
Bone Pain details
SCIENTIFIC SCORE
No researches found
N/A
USERS' SCORE
Moderately Good
Based on 3 Reviews
7.9
9
Heart improvement
Most Useful Review
Excellent quality and good composition. I took it to support my liver while on statins and it has positively affected my heart. Previously, I experienced bone pain in my chest area, but now everything is fine. I highly recommend it.
Updated: Apr 2025
Heart Disease details
SCIENTIFIC SCORE
Possibly Effective
Based on 16 Researches
7.9
USERS' SCORE
Moderately Good
Based on 57 Reviews
7.8
9
We explored the effectiveness of coenzyme Q10, commonly known as CoQ-10, in treating heart failure (HF) by reviewing multiple studies. Our systematic analysis included research from respected databases like MEDLINE and the Cochrane Library, where we focused on three main outcomes: heart failure-related mortality, exercise capacity, and left ventricular ejection fraction (LVEF).
From the 16 studies we examined, we observed that CoQ-10 treatment significantly decreased HF-related mortality by an impressive 40%. Additionally, we noted improvements in exercise capacity among patients, indicating that CoQ-10 could help individuals with heart failure engage in more physical activity and improve their quality of life.
However, when it came to LVEF—the measurement of how well the heart pumps blood—CoQ-10 did not show significant changes. Despite this, we believe that its potential impact on LVEF should be investigated further, as the data does suggest there may be benefits that warrant additional research.
In summary, while CoQ-10 proved to be beneficial in enhancing exercise capacity and reducing mortality associated with heart failure, the exact effects on LVEF remain unclear and would benefit from more focused studies in the future.
From the 16 studies we examined, we observed that CoQ-10 treatment significantly decreased HF-related mortality by an impressive 40%. Additionally, we noted improvements in exercise capacity among patients, indicating that CoQ-10 could help individuals with heart failure engage in more physical activity and improve their quality of life.
However, when it came to LVEF—the measurement of how well the heart pumps blood—CoQ-10 did not show significant changes. Despite this, we believe that its potential impact on LVEF should be investigated further, as the data does suggest there may be benefits that warrant additional research.
In summary, while CoQ-10 proved to be beneficial in enhancing exercise capacity and reducing mortality associated with heart failure, the exact effects on LVEF remain unclear and would benefit from more focused studies in the future.
9
Rejuvenates heart
Most Useful Review
7 people found this helpful
After a month of using Now Foods' Q10, I’m pleased with the results. This coenzyme energises cells, which is vital for combating heart disease. It's also a potent antioxidant, promoting overall health.
Updated: Mar 2026
Data last updated:
