In a recent study, we delved into the role of homocysteine thiolactone, a metabolite linked to heart disease, in predicting the risk of acute myocardial infarction (AMI). Conducted with a sizable group of 2049 patients suspected of having coronary artery disease (CAD), the trial was meticulously designed as a double-blind clinical intervention.
Participants were divided randomly into four distinct groups, receiving a combination of folic acid and other B vitamins or a placebo. Notably, we measured urinary levels of homocysteine thiolactone at different points throughout the study to draw correlations with heart attack incidents.
Our analysis revealed that while the homocysteine thiolactone/creatinine ratio was a significant predictor of AMI risk, there was no observable effect from the vitamin B treatments received by participants. This suggests that vitamin B12, when part of a group of B vitamins, did not independently influence the likelihood of having a heart attack.
Ultimately, we found that higher levels of homocysteine thiolactone correlated with a greater risk of AMI, but the combination of vitamin B treatments did not alter this outcome. This points to the potential of homocysteine thiolactone as an important marker in understanding cardiovascular health.
Read More
2
Vitamin B12 ineffective for heart attack
Homocysteine thiolactone contributes to the prognostic value of fibrin clot structure/function in coronary artery disease.
We explored the role of vitamin B12 in relation to heart attacks by examining the effects of a combination therapy including B-vitamins and folate in patients with coronary artery disease (CAD). In a large-scale study involving nearly 2,000 participants, the researchers monitored how these vitamins impacted fibrin clot characteristics and the risk of heart attack over several years.
Surprisingly, our findings indicated that vitamin B12 alone, as part of the combination therapy, did not significantly influence heart attack risk or outcomes. Instead, other factors like homocysteine thiolactone and plasma cysteine emerged as key players in determining clot properties and predicting adverse outcomes.
While we noted that baseline clot lysis time and maximum absorbance were associated with higher risks of acute myocardial infarction and mortality, the treatment with B-vitamins did not alter these markers significantly. Thus, the lack of efficacy from vitamin B12 in this context raises important questions about its effectiveness in preventing heart attacks when administered with other nutrients.
Read More
Most Useful Reviews
9
Maintains heart health
I take B12 for heart health, and I always choose Now Foods.
Read More
7.5
Boosts heart safety
This supplement is excellent, dissolving quickly and tasting like candy. Sublingual absorption maximises benefits, while calcium aids its uptake. Vitamin B12 lowers homocysteine levels, lessening the risk of heart attacks and helping with liver health and mental well-being.
Read More
7.5
Eases heart irregularities
Taking B12 has alleviated heart palpitations and discomfort associated with irregular heartbeats.
In a recent study, we delved into the role of homocysteine thiolactone, a metabolite linked to heart disease, in predicting the risk of acute myocardial infarction (AMI). Conducted with a sizable group of 2049 patients suspected of having coronary artery disease (CAD), the trial was meticulously designed as a double-blind clinical intervention.
Participants were divided randomly into four distinct groups, receiving a combination of folic acid and other B vitamins or a placebo. Notably, we measured urinary levels of homocysteine thiolactone at different points throughout the study to draw correlations with heart attack incidents.
Our analysis revealed that while the homocysteine thiolactone/creatinine ratio was a significant predictor of AMI risk, there was no observable effect from the vitamin B treatments received by participants. This suggests that vitamin B12, when part of a group of B vitamins, did not independently influence the likelihood of having a heart attack.
Ultimately, we found that higher levels of homocysteine thiolactone correlated with a greater risk of AMI, but the combination of vitamin B treatments did not alter this outcome. This points to the potential of homocysteine thiolactone as an important marker in understanding cardiovascular health.
Read More
2
Vitamin B12 ineffective for heart attack
Homocysteine thiolactone contributes to the prognostic value of fibrin clot structure/function in coronary artery disease.
We explored the role of vitamin B12 in relation to heart attacks by examining the effects of a combination therapy including B-vitamins and folate in patients with coronary artery disease (CAD). In a large-scale study involving nearly 2,000 participants, the researchers monitored how these vitamins impacted fibrin clot characteristics and the risk of heart attack over several years.
Surprisingly, our findings indicated that vitamin B12 alone, as part of the combination therapy, did not significantly influence heart attack risk or outcomes. Instead, other factors like homocysteine thiolactone and plasma cysteine emerged as key players in determining clot properties and predicting adverse outcomes.
While we noted that baseline clot lysis time and maximum absorbance were associated with higher risks of acute myocardial infarction and mortality, the treatment with B-vitamins did not alter these markers significantly. Thus, the lack of efficacy from vitamin B12 in this context raises important questions about its effectiveness in preventing heart attacks when administered with other nutrients.
Read More
User Reviews
USERS' SCORE
Moderately Good
Based on 9 Reviews
7.8
All Reviews
Positive Reviews
Negative Reviews
9
Maintains heart health
I take B12 for heart health, and I always choose Now Foods.
Read More
7.5
Boosts heart safety
This supplement is excellent, dissolving quickly and tasting like candy. Sublingual absorption maximises benefits, while calcium aids its uptake. Vitamin B12 lowers homocysteine levels, lessening the risk of heart attacks and helping with liver health and mental well-being.
Read More
7.5
Eases heart irregularities
Taking B12 has alleviated heart palpitations and discomfort associated with irregular heartbeats.
Read More
7.5
Supports heart health
25 people found this helpful
Excellent vitamins. I really respect Now Foods, so I chose their B-12. It’s affordable, with a large canister. The pink, cherry-flavoured lozenges are delightful. Vitamin B12 lowers homocysteine levels, reducing the risk of heart attacks. It also aids in producing choline, which helps combat poor dietary habits and liver issues, while participating in amino acid synthesis that boosts mental activity and positive emotions.
Read More
7.5
Improves heart function
19 people found this helpful
I bought vitamin B12 for its crucial role in the body, especially in improving the nervous system and enhancing the absorption of macronutrients. It positively impacts heart muscle function and helps maintain blood pressure. I will update my review post-course.
A heart attack, also known as myocardial infarction, occurs when blood flow to a part of the heart is blocked, often by a blood clot. This interruption can damage or destroy part of the heart muscle, leading to serious health complications or death if not treated promptly. Common symptoms include chest pain, shortness of breath, nausea, and lightheadedness. Risk factors include high blood pressure, high cholesterol, smoking, diabetes, and a sedentary lifestyle.
Preventing a heart attack largely revolves around maintaining a heart-healthy lifestyle. Regular exercise, a balanced diet rich in fruits, vegetables, whole grains, and lean proteins, along with managing stress, can significantly lower the risk. Furthermore, understanding your personal risk factors and engaging with healthcare professionals for regular check-ups can be crucial in both prevention and early detection. If you suspect someone is having a heart attack, it's important to call emergency services immediately, as timely treatment is vital for survival and recovery.
Vitamin B12, also known as cobalamin, is a water-soluble vitamin that plays a crucial role in several vital functions in the human body. It is essential for red blood cell formation, neurological function, and DNA synthesis. Naturally occurring in animal products, the vitamin can be found in high concentrations in meat, fish, eggs, and dairy, making it particularly important for those following a vegetarian or vegan diet, as plant-based sources of B12 are limited and often require supplementation.
A deficiency in vitamin B12 can lead to serious health issues, including anemia, fatigue, memory problems, and nerve damage. Due to its significance, it's crucial for individuals, particularly those at risk of deficiency, to ensure adequate intake through diet or supplementation. For most adults, the recommended daily allowance (RDA) is around 2.4 micrograms, though pregnant or breastfeeding women may require higher amounts. If you're considering B12 supplements, it's advisable to consult with a healthcare provider to determine the best option for your specific needs and health status.
According to user reviews on various vitamin B12 supplements, the timeline for observing benefits can vary. Many users report experiencing improvements relatively quickly, within a few days to a couple of weeks. For instance, one user noted an alleviation of heart palpitations and discomfort associated with irregular heartbeats shortly after starting the supplement Read Review. However, some users suggest longer-term commitment is essential for significant changes, such as improvements in homocysteine levels which are crucial for heart health Read Review.
It's important to note that results can depend on individual factors, including baseline nutrient levels and overall health. One reviewer mentioned a plan to update their feedback after completing a course of supplements, indicating that they expected to see more substantial changes over time Read Review. Thus, while some positive effects can be felt soon after starting, maintaining a regular intake might be necessary to achieve optimal health benefits, particularly concerning heart-related issues.
No, the evidence does not support the effectiveness of Vitamin B12 supplements in reducing the risk of heart attacks. In a comprehensive study involving nearly 2,000 participants with coronary artery disease, findings indicated that Vitamin B12, when administered as part of a combination therapy with other B-vitamins, did not significantly affect heart attack risk or outcomes. Instead, the research highlighted the importance of other factors such as homocysteine thiolactone and plasma cysteine in predicting adverse heart-related events, suggesting that the role of Vitamin B12 in heart health may be less significant than previously thought [1].
Further research reinforced these conclusions, showing no observable impact of B-vitamin supplementation, including Vitamin B12, on acute myocardial infarction risk. The study pointed out that while homocysteine thiolactone was linked to increased heart attack risk, the vitamin treatments did not alter this correlation. This indicates that while monitoring homocysteine levels could be beneficial for understanding cardiovascular health, relying solely on Vitamin B12 supplementation may not provide the protective effects against heart attacks that some may expect [2].
Many users have shared positive experiences regarding their symptoms after incorporating vitamin B12 into their regimen. A notable number of them reported improvements in heart-related issues; for example, one user experienced relief from heart palpitations and discomfort associated with irregular heartbeats shortly after starting the supplement Read Review. Others highlighted the vitamin's role in lowering homocysteine levels, which is known to reduce the risk of heart attacks Read Review. Additionally, one reviewer mentioned that vitamin B12 supports cognitive function and emotional well-being, underscoring its multifaceted benefits Read Review.
Individual experiences, however, vary, with some users emphasizing the importance of consistent intake for achieving notable results. One user expressed that while they initially saw cognitive clarity improvements with B12, changes in brands affected their experience negatively Read Review. Overall, the consensus appears to be that while many have enjoyed beneficial effects from B12, the outcomes can differ based on personal health circumstances and supplement adherence.
According to user reviews, combining vitamin B12 with other supplements can yield beneficial effects for heart health, though experiences may vary among individuals. One user highlighted that the combination of B12 with calcium aids its uptake, which enhances its heart-protective benefits, particularly in lowering homocysteine levels, a known risk factor for heart attacks Read Review. Another reviewer mentioned their positive experience relying on B12 alongside other vitamins, citing improved cognitive clarity and a reduction in homocysteine levels Read Review.
Moreover, several users noted that vitamin B12 plays a crucial role in promoting heart muscle function and blood pressure regulation and may be particularly beneficial when included in a well-rounded supplement routine Read Review. Despite varied results, the consensus underscores that B12, especially when combined with other supportive nutrients, can contribute positively to heart health and overall well-being.
Users report that Vitamin B12 can play a crucial role in supporting heart health by lowering homocysteine levels, thereby reducing the risk of heart attacks. Many reviewers, like those who prefer Now Foods supplements, emphasize the importance of B12 in various bodily functions, including its contribution to heart muscle function and blood pressure maintenance Read Review. Furthermore, supplementing with B12 appears to alleviate some heart-related symptoms, such as palpitations and discomfort caused by irregular heartbeats, indicating its potential therapeutic benefits Read Review.
While user reviews do not specify an exact recommended dosage for B12 in the context of heart attack treatment, there is a consensus that daily intake is critical for overall health, particularly for those with dietary restrictions or older adults who may be more susceptible to deficiency Read Review. One user noted that they experienced cognitive clarity and improved mood with adequate B12 levels, reinforcing its role in enhancing mental well-being and cardiovascular health Read Review. However, individual responses may vary, so it’s essential to listen to your body's reactions and adjust accordingly.
7.5
Eases heart irregularities
Taking B12 has alleviated heart palpitations and discomfort associated with irregular heartbeats.
7.5
Essential for heart health
6 people found this helpful
The product arrived quickly. I ordered several vitamins, including B12. The small pink lozenges are easy to use and taste good. Vitamin B12 is vital for metabolic processes, as it lowers homocysteine, which protects against heart attacks and is essential for blood cell formation and nervous system health.
7.5
Improves heart function
19 people found this helpful
I bought vitamin B12 for its crucial role in the body, especially in improving the nervous system and enhancing the absorption of macronutrients. It positively impacts heart muscle function and helps maintain blood pressure. I will update my review post-course.
7.5
Boosts heart safety
This supplement is excellent, dissolving quickly and tasting like candy. Sublingual absorption maximises benefits, while calcium aids its uptake. Vitamin B12 lowers homocysteine levels, lessening the risk of heart attacks and helping with liver health and mental well-being.
7.5
Supports heart health
25 people found this helpful
Excellent vitamins. I really respect Now Foods, so I chose their B-12. It’s affordable, with a large canister. The pink, cherry-flavoured lozenges are delightful. Vitamin B12 lowers homocysteine levels, reducing the risk of heart attacks. It also aids in producing choline, which helps combat poor dietary habits and liver issues, while participating in amino acid synthesis that boosts mental activity and positive emotions.
1
Reduces heart palpitations
2 people found this helpful
I had high homocysteine levels and noticed significant cognitive clarity after taking vitamins B6 and B12. However, my homocysteine increased alarming after switching brands. I felt a notable mental fog while taking B12. Listen to your body; disappointment ensued.
7.5
Fights heart disease
5 people found this helpful
Vitamin B12 deficiency is common now, especially among vegetarians and seniors. It’s crucial for DNA production and nervous system function while lowering heart disease risk. Symptoms include fatigue and memory issues. The pale pink sucking tablets are effective, tasty, and have seemed to provide significant benefits.
2
Vitamin B12 ineffective for heart attack
Homocysteine thiolactone contributes to the prognostic value of fibrin clot structure/function in coronary artery disease.
We explored the role of vitamin B12 in relation to heart attacks by examining the effects of a combination therapy including B-vitamins and folate in patients with coronary artery disease (CAD). In a large-scale study involving nearly 2,000 participants, the researchers monitored how these vitamins impacted fibrin clot characteristics and the risk of heart attack over several years.
Surprisingly, our findings indicated that vitamin B12 alone, as part of the combination therapy, did not significantly influence heart attack risk or outcomes. Instead, other factors like homocysteine thiolactone and plasma cysteine emerged as key players in determining clot properties and predicting adverse outcomes.
While we noted that baseline clot lysis time and maximum absorbance were associated with higher risks of acute myocardial infarction and mortality, the treatment with B-vitamins did not alter these markers significantly. Thus, the lack of efficacy from vitamin B12 in this context raises important questions about its effectiveness in preventing heart attacks when administered with other nutrients.
4
Vitamin B12 shows no heart attack benefit
Urinary excretion of homocysteine thiolactone and the risk of acute myocardial infarction in coronary artery disease patients: the WENBIT trial.
In a recent study, we delved into the role of homocysteine thiolactone, a metabolite linked to heart disease, in predicting the risk of acute myocardial infarction (AMI). Conducted with a sizable group of 2049 patients suspected of having coronary artery disease (CAD), the trial was meticulously designed as a double-blind clinical intervention.
Participants were divided randomly into four distinct groups, receiving a combination of folic acid and other B vitamins or a placebo. Notably, we measured urinary levels of homocysteine thiolactone at different points throughout the study to draw correlations with heart attack incidents.
Our analysis revealed that while the homocysteine thiolactone/creatinine ratio was a significant predictor of AMI risk, there was no observable effect from the vitamin B treatments received by participants. This suggests that vitamin B12, when part of a group of B vitamins, did not independently influence the likelihood of having a heart attack.
Ultimately, we found that higher levels of homocysteine thiolactone correlated with a greater risk of AMI, but the combination of vitamin B treatments did not alter this outcome. This points to the potential of homocysteine thiolactone as an important marker in understanding cardiovascular health.
References
Sikora M, Skrzydlewski P, Perła-Kaján J, Jakubowski H. Homocysteine thiolactone contributes to the prognostic value of fibrin clot structure/function in coronary artery disease. PLoS One. 2022;17:e0275956. 10.1371/journal.pone.0275956
Borowczyk K, Piechocka J, Głowacki R, Dhar I, Midtun Ø, et al. Urinary excretion of homocysteine thiolactone and the risk of acute myocardial infarction in coronary artery disease patients: the WENBIT trial. J Intern Med. 2019;285:232. 10.1111/joim.12834