Overview

SCIENTIFIC SCORE
Moderately Effective
Based on 4 Researches
8
USERS' SCORE
Good
Based on 3 Reviews
8.5
Supplement Facts
Serving Size: 1 Tablet
Amount Per Serving
%DV
Vitamin C (as Ascorbic Acid)
1 g (1,000 mg)
1,111%
Rose Hips Powder (Rosa canina) (Fruit)
25 mg
Citrus Bioflavonoid Complex
25 mg

Top Medical Research Studies

7
Vitamin C enhances NK cell proliferation
We explored the effects of vitamin C on natural killer (NK) cell activity in patients with coronary artery disease (CAD). Our research involved isolating NK cells from 29 CAD patients and treating them with various stimulatory factors, including ascorbic acid—better known as vitamin C.

What we found was quite interesting: when NK cells were treated with ascorbic acid, there was a significant increase in their ability to proliferate. This meant that the NK cells were more active and potentially more effective in responding to threats in the body, which is vital for those dealing with heart conditions.

Furthermore, we measured serum lactate dehydrogenase (LDH) levels, discovering a negative correlation between LDH and NK cell activity. Higher LDH levels seemed to indicate lower proliferation capability in NK cells influenced by interleukins.

Overall, our study suggests that vitamin C could play a positive role in enhancing immune function in CAD patients by promoting NK cell proliferation. However, it's important to note that while vitamin C shows promise, further research is needed to fully understand its impact on cardiovascular health and immune regulation.
Read More
8
Vitamin C may help prevent stroke
We investigated the potential protective effects of vitamin C on stroke risk, drawing on data from a robust two-sample Mendelian randomization study. This research compared genetic predictors of nutrient intake to stroke outcomes, focusing particularly on the intake of various vitamins, including vitamin C.

Our findings revealed that higher levels of vitamin C are linked to a reduced risk of cardioembolic stroke, with a noteworthy odds ratio suggesting that this vitamin could play a significant protective role. Specifically, when we looked at the statistics, the odds ratio was 0.759, indicating a promising association with stroke prevention. This evidence positions vitamin C as a potential target for public health strategies aimed at reducing stroke incidence.

However, while the results regarding vitamin C are encouraging, we must approach them with caution. The overall design of the study limits our conclusions, suggesting that while vitamin C appears beneficial, further research is necessary to fully understand its effects on cardiovascular health.
Read More
9
Vitamin C may lower blood pressure
We conducted a study to evaluate the effects of a vitamin C supplement combined with a hawthorn beverage on blood pressure and oxidative stress among workers exposed to heat. This involved a 40-day cluster-randomized controlled trial where participants were split into two groups: one received the vitamin C and hawthorn drink, while the other was provided with slightly salted water.

Throughout the study, we measured blood pressure and levels of a specific oxidative stress marker at different intervals. Notably, we observed significant reductions in both systolic and diastolic blood pressure among those who consumed the vitamin C and hawthorn beverage compared to the control group. This suggests that the combination may help manage elevated blood pressure linked to heat exposure.

The findings highlight the potential role of vitamin C, especially when paired with other beneficial compounds in the hawthorn beverage, in combating oxidative stress and promoting cardiovascular health in individuals working in challenging environmental conditions.
Read More

Most Useful Reviews

9.5
Speeds up recovery
Powerful Vitamin C Formula - 1000 mg! With added rose hips and bioflavonoids! I always recommend keeping a jar in your first-aid kit for when illness strikes. During illness, I take it multiple times daily in shock doses to fight the disease, which will recede in 2-3 days! Great vitamin C at a fantastic price! Highly recommend!
Read More
8.8
Prevents cold onset
The best vitamin C! It’s even more convenient when you take the largest jar of 250 capsules for the whole family. As soon as I feel unwell or notice the first signs of a cold, I take vitamin C, usually up to twice a day, which helps prevent the disease.
Read More
7.5
Reduces illness duration
Comfortable Big-Pack for frequent or family use. It is difficult to overestimate the value of vitamin C in a cold climate as it helps fend off colds and viruses, and alleviates the progress of a disease once contracted. The tablets may be quite large for those who struggle to swallow, but overall, it is a very good product. I consume 1-2 grams daily, and when I fall ill, I increase this to 6 grams a day (only for adults).
Read More

Medical Researches

SCIENTIFIC SCORE
Moderately Effective
Based on 4 Researches
8
  • All Researches
9
Vitamin C may lower blood pressure
We conducted a study to evaluate the effects of a vitamin C supplement combined with a hawthorn beverage on blood pressure and oxidative stress among workers exposed to heat. This involved a 40-day cluster-randomized controlled trial where participants were split into two groups: one received the vitamin C and hawthorn drink, while the other was provided with slightly salted water.

Throughout the study, we measured blood pressure and levels of a specific oxidative stress marker at different intervals. Notably, we observed significant reductions in both systolic and diastolic blood pressure among those who consumed the vitamin C and hawthorn beverage compared to the control group. This suggests that the combination may help manage elevated blood pressure linked to heat exposure.

The findings highlight the potential role of vitamin C, especially when paired with other beneficial compounds in the hawthorn beverage, in combating oxidative stress and promoting cardiovascular health in individuals working in challenging environmental conditions.
Read More
8
Antioxidants show promise for FGR
This systematic review focused on the potential effects of antioxidants, particularly vitamin C, on cardiovascular health in cases of fetal growth restriction (FGR). We assessed various studies that examined how these treatments might enhance cardiac and vascular outcomes in affected individuals.

Our exploration revealed that a majority of the studies indicated some level of cardiovascular protection following antioxidant intervention. Specifically, 71% of the studies noted improvements in at least one of the cardiac or vascular parameters in growth-restricted offspring. Vitamin C, along with other antioxidants, was highlighted as part of several approaches to reduce oxidative stress, which is known to contribute to cardiovascular issues.

However, it's essential to note that the specific impact of vitamin C alone was not extensively distinguished from its combined effects with other antioxidants. This ambiguity makes it challenging to pin down its isolated benefits.

Overall, while antioxidant treatments present a promising avenue for addressing cardiovascular deficits associated with FGR, crucial gaps in research remain, preventing us from determining the most effective strategies for clinical use.
Read More
8
Vitamin C may help prevent stroke
We investigated the potential protective effects of vitamin C on stroke risk, drawing on data from a robust two-sample Mendelian randomization study. This research compared genetic predictors of nutrient intake to stroke outcomes, focusing particularly on the intake of various vitamins, including vitamin C.

Our findings revealed that higher levels of vitamin C are linked to a reduced risk of cardioembolic stroke, with a noteworthy odds ratio suggesting that this vitamin could play a significant protective role. Specifically, when we looked at the statistics, the odds ratio was 0.759, indicating a promising association with stroke prevention. This evidence positions vitamin C as a potential target for public health strategies aimed at reducing stroke incidence.

However, while the results regarding vitamin C are encouraging, we must approach them with caution. The overall design of the study limits our conclusions, suggesting that while vitamin C appears beneficial, further research is necessary to fully understand its effects on cardiovascular health.
Read More
7
Vitamin C enhances NK cell proliferation
We explored the effects of vitamin C on natural killer (NK) cell activity in patients with coronary artery disease (CAD). Our research involved isolating NK cells from 29 CAD patients and treating them with various stimulatory factors, including ascorbic acid—better known as vitamin C.

What we found was quite interesting: when NK cells were treated with ascorbic acid, there was a significant increase in their ability to proliferate. This meant that the NK cells were more active and potentially more effective in responding to threats in the body, which is vital for those dealing with heart conditions.

Furthermore, we measured serum lactate dehydrogenase (LDH) levels, discovering a negative correlation between LDH and NK cell activity. Higher LDH levels seemed to indicate lower proliferation capability in NK cells influenced by interleukins.

Overall, our study suggests that vitamin C could play a positive role in enhancing immune function in CAD patients by promoting NK cell proliferation. However, it's important to note that while vitamin C shows promise, further research is needed to fully understand its impact on cardiovascular health and immune regulation.
Read More

User Reviews

USERS' SCORE
Good
Based on 3 Reviews
8.5
  • All Reviews
  • Positive Reviews
  • Negative Reviews
9.5
Speeds up recovery
Powerful Vitamin C Formula - 1000 mg! With added rose hips and bioflavonoids! I always recommend keeping a jar in your first-aid kit for when illness strikes. During illness, I take it multiple times daily in shock doses to fight the disease, which will recede in 2-3 days! Great vitamin C at a fantastic price! Highly recommend!
Read More
8.8
Prevents cold onset
The best vitamin C! It’s even more convenient when you take the largest jar of 250 capsules for the whole family. As soon as I feel unwell or notice the first signs of a cold, I take vitamin C, usually up to twice a day, which helps prevent the disease.
Read More
7.5
Reduces illness duration
Comfortable Big-Pack for frequent or family use. It is difficult to overestimate the value of vitamin C in a cold climate as it helps fend off colds and viruses, and alleviates the progress of a disease once contracted. The tablets may be quite large for those who struggle to swallow, but overall, it is a very good product. I consume 1-2 grams daily, and when I fall ill, I increase this to 6 grams a day (only for adults).
Read More

Frequently Asked Questions

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.

Ascorbic acid, commonly known as vitamin C, is a water-soluble vitamin that is essential for various bodily functions, including the synthesis of collagen, the absorption of iron, and the maintenance of a healthy immune system. Found naturally in a variety of fruits and vegetables, especially citrus fruits, strawberries, kiwi, and bell peppers, it serves as a potent antioxidant, helping to protect cells from damage by free radicals. Given that the human body cannot synthesize ascorbic acid on its own, it must be obtained through diet or supplementation.

In addition to its fundamental role in supporting overall health, ascorbic acid has garnered interest for its potential benefits in skincare and wound healing. Topical applications of vitamin C can help reduce the appearance of fine lines and improve skin texture, making it a popular ingredient in various cosmetic formulations. Additionally, it plays a crucial role in the body's ability to repair tissues and produce important neurotransmitters. For those looking to boost their vitamin C intake, incorporating a variety of vitamin C-rich foods into your diet or considering a supplement can be effective strategies.

Ascorbic acid, commonly known as vitamin C, has garnered attention for its potential role in cardiovascular health. Several studies suggest that adequate vitamin C intake may contribute to reducing the risk factors associated with cardiovascular disease, such as hypertension and high cholesterol levels. Research indicates that vitamin C can improve endothelial function, which plays a crucial role in maintaining vascular health. Furthermore, its antioxidant properties may help protect the heart by reducing oxidative stress, a contributor to the development of heart disease.

However, while vitamin C can support cardiovascular health, it should not be viewed as a standalone treatment or a substitute for conventional therapies. A balanced diet rich in fruits and vegetables, where vitamin C is abundant, alongside regular exercise and lifestyle modifications, forms the foundation for heart health. Consult with a healthcare professional before making significant changes to your health regimen, particularly if you have existing cardiovascular concerns.

Vitamin C shows potential benefits for cardiovascular health, supported by several studies. One systematic review indicated that antioxidants, including vitamin C, may enhance cardiac and vascular outcomes in patients with fetal growth restriction, with 71% of studies reporting improvements in cardiovascular parameters after antioxidant interventions [1]. Additionally, research on coronary artery disease patients demonstrated that vitamin C could significantly boost natural killer (NK) cell activity, suggesting a role in enhancing immune function related to heart conditions [2].

Moreover, a Mendelian randomization study linked higher vitamin C levels to a reduced risk of cardioembolic stroke, pointing to its potential as a preventive measure against stroke incidence [3]. Another study found that vitamin C, when combined with hawthorn, led to notable reductions in blood pressure in exposed workers, further supporting its cardiovascular benefits [4]. While these findings are promising, they also highlight the need for more extensive research to fully understand vitamin C's isolated effects on cardiovascular health.

Based on user reviews, many consumers have reported noticeable improvements in their symptoms when using a potent Vitamin C supplement. For instance, one user noted that during an illness, they took the vitamin in high doses multiple times a day, which they found helped the disease to recede within 2-3 days (Read Review). Another reviewer shared that as soon as they felt unwell, taking vitamin C—and doing so twice daily—helped in preventing the cold from fully developing (Read Review).

Additionally, users have emphasized the effectiveness of Vitamin C in alleviating the severity of cold symptoms once contracted. One review elaborated on its role in fighting off colds and viruses, suggesting that the increased dosage during sickness (up to 6 grams a day) helped diminish the overall progression of the illness (Read Review). It's important to note that while these experiences highlight significant relief for many, individual results can vary, and maintaining a balanced intake is key.

Based on user reviews, it appears that there is a common consensus regarding the dosing of Ascorbic Acid (Vitamin C) for treating health issues related to the cardiovascular system and general illness. Many users suggest a typical daily intake of 1-2 grams, with some increasing their dosage significantly—up to 6 grams daily—during periods of illness or when they start to feel unwell ((Read Review)). This strategy seems to be effective, as one reviewer mentioned that taking "shock doses" of Vitamin C resulted in their illness receding within 2-3 days ((Read Review)).

Moreover, users emphasize the importance of adjusting the intake according to their needs, especially when facing colds or viruses. In these instances, doses can be taken multiple times throughout the day ((Read Review)). Overall, while the right dose for each individual may vary, it is generally recommended to start at a lower dose of 1-2 grams daily and increase as necessary depending on health conditions or symptoms.

9.5
Speeds up recovery
Powerful Vitamin C Formula - 1000 mg! With added rose hips and bioflavonoids! I always recommend keeping a jar in your first-aid kit for when illness strikes. During illness, I take it multiple times daily in shock doses to fight the disease, which will recede in 2-3 days! Great vitamin C at a fantastic price! Highly recommend!
8.8
Prevents cold onset
The best vitamin C! It’s even more convenient when you take the largest jar of 250 capsules for the whole family. As soon as I feel unwell or notice the first signs of a cold, I take vitamin C, usually up to twice a day, which helps prevent the disease.
7.5
Reduces illness duration
Comfortable Big-Pack for frequent or family use. It is difficult to overestimate the value of vitamin C in a cold climate as it helps fend off colds and viruses, and alleviates the progress of a disease once contracted. The tablets may be quite large for those who struggle to swallow, but overall, it is a very good product. I consume 1-2 grams daily, and when I fall ill, I increase this to 6 grams a day (only for adults).
8
Antioxidants show promise for FGR
This systematic review focused on the potential effects of antioxidants, particularly vitamin C, on cardiovascular health in cases of fetal growth restriction (FGR). We assessed various studies that examined how these treatments might enhance cardiac and vascular outcomes in affected individuals.

Our exploration revealed that a majority of the studies indicated some level of cardiovascular protection following antioxidant intervention. Specifically, 71% of the studies noted improvements in at least one of the cardiac or vascular parameters in growth-restricted offspring. Vitamin C, along with other antioxidants, was highlighted as part of several approaches to reduce oxidative stress, which is known to contribute to cardiovascular issues.

However, it's essential to note that the specific impact of vitamin C alone was not extensively distinguished from its combined effects with other antioxidants. This ambiguity makes it challenging to pin down its isolated benefits.

Overall, while antioxidant treatments present a promising avenue for addressing cardiovascular deficits associated with FGR, crucial gaps in research remain, preventing us from determining the most effective strategies for clinical use.
7
Vitamin C enhances NK cell proliferation
We explored the effects of vitamin C on natural killer (NK) cell activity in patients with coronary artery disease (CAD). Our research involved isolating NK cells from 29 CAD patients and treating them with various stimulatory factors, including ascorbic acid—better known as vitamin C.

What we found was quite interesting: when NK cells were treated with ascorbic acid, there was a significant increase in their ability to proliferate. This meant that the NK cells were more active and potentially more effective in responding to threats in the body, which is vital for those dealing with heart conditions.

Furthermore, we measured serum lactate dehydrogenase (LDH) levels, discovering a negative correlation between LDH and NK cell activity. Higher LDH levels seemed to indicate lower proliferation capability in NK cells influenced by interleukins.

Overall, our study suggests that vitamin C could play a positive role in enhancing immune function in CAD patients by promoting NK cell proliferation. However, it's important to note that while vitamin C shows promise, further research is needed to fully understand its impact on cardiovascular health and immune regulation.
8
Vitamin C may help prevent stroke
We investigated the potential protective effects of vitamin C on stroke risk, drawing on data from a robust two-sample Mendelian randomization study. This research compared genetic predictors of nutrient intake to stroke outcomes, focusing particularly on the intake of various vitamins, including vitamin C.

Our findings revealed that higher levels of vitamin C are linked to a reduced risk of cardioembolic stroke, with a noteworthy odds ratio suggesting that this vitamin could play a significant protective role. Specifically, when we looked at the statistics, the odds ratio was 0.759, indicating a promising association with stroke prevention. This evidence positions vitamin C as a potential target for public health strategies aimed at reducing stroke incidence.

However, while the results regarding vitamin C are encouraging, we must approach them with caution. The overall design of the study limits our conclusions, suggesting that while vitamin C appears beneficial, further research is necessary to fully understand its effects on cardiovascular health.
9
Vitamin C may lower blood pressure
We conducted a study to evaluate the effects of a vitamin C supplement combined with a hawthorn beverage on blood pressure and oxidative stress among workers exposed to heat. This involved a 40-day cluster-randomized controlled trial where participants were split into two groups: one received the vitamin C and hawthorn drink, while the other was provided with slightly salted water.

Throughout the study, we measured blood pressure and levels of a specific oxidative stress marker at different intervals. Notably, we observed significant reductions in both systolic and diastolic blood pressure among those who consumed the vitamin C and hawthorn beverage compared to the control group. This suggests that the combination may help manage elevated blood pressure linked to heat exposure.

The findings highlight the potential role of vitamin C, especially when paired with other beneficial compounds in the hawthorn beverage, in combating oxidative stress and promoting cardiovascular health in individuals working in challenging environmental conditions.

References

  1. Rock CR, Miller SL, Allison BJ. The Use of Antioxidants for Cardiovascular Protection in Fetal Growth Restriction: A Systematic Review. Antioxidants (Basel). 2024;13. doi:10.3390/antiox13111400
  2. Guo X, Xiao T, Lin L, Gao Q, Lai B, et al. Proliferation capability of natural killer cells upon cytokines stimulation correlated negatively with serum lactate dehydrogenase level in coronary artery disease patients. Front Immunol. 2024;15:1436747. doi:10.3389/fimmu.2024.1436747
  3. Dong G, Xu W, Xu L. Causal Effect of Macronutrient and Micronutrient Intake on Stroke: A Two-Sample Mendelian Randomization Study. Nutrients. 2024;16. doi:10.3390/nu16172818
  4. Du W, Zhang S, Yang J, Fan H. Effect of vitamin C and hawthorn beverage formula on blood pressure and oxidative stress in heat-exposed workers: a cluster-randomized controlled trial. Asia Pac J Clin Nutr. 2024;33:503. doi:10.6133/apjcn.202412_33(4).0005
image