Overview

SCIENTIFIC SCORE
Moderately Effective
Based on 2 Researches
8
USERS' SCORE
Good
Based on 3 Reviews
8.6
Supplement Facts
Serving Size: 1 Veg Capsule
Amount Per Serving
%DV
Vitamin C (as Ascorbic Acid)
1 g (1,000 mg)
1111%
Citrus Bioflavonoid Complex
100 mg
Rutin Powder (from Sophora japonica Flower Bud)
25 mg

Top Medical Research Studies

8
Vitamin C aids chloride transport
We explored the effects of L-ascorbate, commonly known as Vitamin C, on chloride transport in sinonasal epithelial tissues. This research is particularly significant as it addresses the common condition of chronic rhinosinusitis (CRS) and its potential link to the function of the cystic fibrosis transmembrane conductance regulator (CFTR) — a key chloride ion channel.

During our investigation, we utilized freshly excised sinonasal tissues from both normal individuals and patients suffering from CRS. The tissues were carefully prepared and tested to understand how L-ascorbate influenced chloride secretion. Our findings revealed that the application of L-ascorbate notably enhanced chloride secretion in these tissues.

This is important because optimal chloride transport is essential for maintaining healthy mucosal surfaces and effective mucociliary clearance. Therefore, since decreased chloride secretion could lead to the worsening of sinus conditions, L-ascorbate presents a promising avenue for therapeutic intervention in improving mucociliary clearance for those affected by chronic sinus issues.
Read More
8
Vitamin C aids sinusitis recovery
We evaluated the impact of antioxidants, specifically vitamin C, on acute maxillary sinusitis treatment through a study involving different treatment approaches. Patients received a mix of dibunol and vitamin C, delivered into the sinuses, while others only had traditional treatments like ampicillin and hydrocortisone.

This study involved control groups that helped us compare the effectiveness of the antioxidant treatment. Stunningly, we found that those receiving the antioxidant mixture demonstrated substantial improvements, with shorter treatment times and fewer overall interventions compared to the control group.

Additionally, positive changes in certain blood markers indicated that the antioxidant approach markedly enhanced the body's response to infection. These findings underscore the potential benefits of including vitamin C as part of a sinusitis treatment plan, especially when dealing with acute flare-ups.
Read More

Most Useful Reviews

10
Sinusitis-free life
Very effective for sinusitis, I had it on and off for five years. I used to visit my doctor whenever my allergies flared; however, since I started taking this supplement—recommended by a friend—I've not had to return to the doctor. It's been two years now, and I'm free from sinusitis.
Read More
9.5
Effective for colds
This product from Now Foods, Vitamin C-1000, has proven excellent for colds and sinusitis. I recommend Now Foods as I noticed significant results. Previously, I tried a different brand with no effect. The large capsules are easy for me to swallow, and they're a great value as they last over three months. Vitamin C supports skin, hair, eyes, and overall immunity. I appreciate the high-quality ingredients and convenient packaging, and it doesn't irritate my stomach. I believe it will be very beneficial with prolonged use.
Read More
8
Helps sinusitis symptoms
Although this vitamin C is in the form of ascorbic acid with low digestibility, it suits me perfectly. The price and quality match well. This supplement has rescued me from persistent nasal congestion due to my chronic sinusitis, making it easier to manage when I catch a cold. I adore all variants of vitamin C as I've tried several. Additionally, it aids in collagen production, benefiting my skin and helping maintain youthfulness. Overall, I appreciate its various advantages.
Read More

Medical Researches

SCIENTIFIC SCORE
Moderately Effective
Based on 2 Researches
8
  • All Researches
8
Vitamin C aids chloride transport
We explored the effects of L-ascorbate, commonly known as Vitamin C, on chloride transport in sinonasal epithelial tissues. This research is particularly significant as it addresses the common condition of chronic rhinosinusitis (CRS) and its potential link to the function of the cystic fibrosis transmembrane conductance regulator (CFTR) — a key chloride ion channel.

During our investigation, we utilized freshly excised sinonasal tissues from both normal individuals and patients suffering from CRS. The tissues were carefully prepared and tested to understand how L-ascorbate influenced chloride secretion. Our findings revealed that the application of L-ascorbate notably enhanced chloride secretion in these tissues.

This is important because optimal chloride transport is essential for maintaining healthy mucosal surfaces and effective mucociliary clearance. Therefore, since decreased chloride secretion could lead to the worsening of sinus conditions, L-ascorbate presents a promising avenue for therapeutic intervention in improving mucociliary clearance for those affected by chronic sinus issues.
Read More
8
Vitamin C aids sinusitis recovery
We evaluated the impact of antioxidants, specifically vitamin C, on acute maxillary sinusitis treatment through a study involving different treatment approaches. Patients received a mix of dibunol and vitamin C, delivered into the sinuses, while others only had traditional treatments like ampicillin and hydrocortisone.

This study involved control groups that helped us compare the effectiveness of the antioxidant treatment. Stunningly, we found that those receiving the antioxidant mixture demonstrated substantial improvements, with shorter treatment times and fewer overall interventions compared to the control group.

Additionally, positive changes in certain blood markers indicated that the antioxidant approach markedly enhanced the body's response to infection. These findings underscore the potential benefits of including vitamin C as part of a sinusitis treatment plan, especially when dealing with acute flare-ups.
Read More

User Reviews

USERS' SCORE
Good
Based on 3 Reviews
8.6
  • All Reviews
  • Positive Reviews
  • Negative Reviews
10
Sinusitis-free life
Very effective for sinusitis, I had it on and off for five years. I used to visit my doctor whenever my allergies flared; however, since I started taking this supplement—recommended by a friend—I've not had to return to the doctor. It's been two years now, and I'm free from sinusitis.
Read More
9.5
Effective for colds
This product from Now Foods, Vitamin C-1000, has proven excellent for colds and sinusitis. I recommend Now Foods as I noticed significant results. Previously, I tried a different brand with no effect. The large capsules are easy for me to swallow, and they're a great value as they last over three months. Vitamin C supports skin, hair, eyes, and overall immunity. I appreciate the high-quality ingredients and convenient packaging, and it doesn't irritate my stomach. I believe it will be very beneficial with prolonged use.
Read More
8
Helps sinusitis symptoms
Although this vitamin C is in the form of ascorbic acid with low digestibility, it suits me perfectly. The price and quality match well. This supplement has rescued me from persistent nasal congestion due to my chronic sinusitis, making it easier to manage when I catch a cold. I adore all variants of vitamin C as I've tried several. Additionally, it aids in collagen production, benefiting my skin and helping maintain youthfulness. Overall, I appreciate its various advantages.
Read More

Frequently Asked Questions

Sinusitis, commonly referred to as a sinus infection, is the inflammation of the sinus cavities, which can cause various uncomfortable symptoms. This condition occurs when the nasal passages and sinuses become swollen or inflamed, often due to infections, allergies, or irritants. The sinuses, which are air-filled spaces located within the bones surrounding the nose, can become congested and trapped with mucus, leading to pain, pressure, and difficulty breathing. Symptoms may include a runny or stuffy nose, headache, facial tenderness, fever, and a reduced sense of smell and taste.

There are two main types of sinusitis: acute and chronic. Acute sinusitis typically lasts for a short period, often following a cold or respiratory infection, while chronic sinusitis can persist for several months or longer, often requiring medical intervention. Treatment options may include over-the-counter medications for symptom relief, nasal sprays, or, in some cases, antibiotics if a bacterial infection is suspected. If sinusitis becomes a recurring issue, it is advisable to consult a healthcare professional for a thorough evaluation and tailored treatment plan.

Vitamin C, also known as ascorbic acid, is a water-soluble vitamin that plays a critical role in numerous bodily functions. As an essential nutrient, it contributes to the growth and repair of tissues in the body, and it is vital for the production of collagen, an important protein that helps maintain skin, cartilage, tendons, ligaments, and blood vessels. Additionally, Vitamin C acts as a powerful antioxidant, which means it helps combat free radicals—unstable molecules that can cause oxidative stress and contribute to various chronic diseases.

Moreover, Vitamin C enhances iron absorption from plant-based foods, making it a vital component for those following vegetarian or vegan diets. While many people get sufficient Vitamin C from a well-balanced diet that includes fruits and vegetables like oranges, strawberries, kiwi, broccoli, and bell peppers, some individuals might require supplementation. It's generally recommended to stay within the daily intake guidelines, as excessive consumption can lead to gastrointestinal disturbances. Overall, Vitamin C is not just a skincare celebrity—it's a fundamental part of maintaining overall health and well-being.

Vitamin C is renowned for its role in supporting the immune system, which has led many to wonder if it can be beneficial for conditions like sinusitis. While vitamin C may not directly cure sinusitis, it can help bolster your overall immune response, potentially reducing the duration or severity of respiratory infections that can lead to sinus issues. Some studies suggest that higher levels of vitamin C can help maintain mucosal immunity, which may aid in keeping your sinuses healthier and less prone to inflammation or infection.

However, it's essential to note that while getting adequate vitamin C through diet—such as from fruits and vegetables like oranges, strawberries, and bell peppers—can be beneficial for overall health, relying solely on supplementation is not necessarily a guaranteed remedy for sinusitis. Traditional treatments for sinusitis usually focus on addressing the underlying infection or inflammation, and vitamin C should be viewed as a supportive measure rather than a primary treatment. If you are experiencing symptoms of sinusitis, it's best to consult a healthcare professional for tailored advice.

Based on user reviews, the time it takes to notice results from taking supplements for sinusitis can vary. One user shared that they experienced significant relief after taking a supplement for two years, ultimately leading to a complete absence of sinusitis symptoms during that time (Read Review). Other users indicated that regular use of vitamin C supplements showed improvements, suggesting that consistent intake could enhance overall immune support and reduce sinusitis symptoms over time (Read Review).

While immediate relief may not be the norm, many users believe that prolonged use is crucial for effectiveness. Therefore, if you're considering a supplement, be prepared for a longer commitment, as significant results may take time and will likely vary based on individual health and response to the supplement.

The research surrounding vitamin C as a supplement for sinusitis shows promising results. One study focused on chronic rhinosinusitis (CRS) found that L-ascorbate, or vitamin C, significantly enhanced chloride secretion in sinonasal tissues. This improved chloride transport is crucial for maintaining healthy mucosal surfaces and effective mucociliary clearance, which are essential for individuals suffering from sinus issues. Given that decreased chloride secretion can exacerbate these conditions, this suggests that vitamin C might be beneficial as a therapeutic intervention for sinusitis related to mucociliary dysfunction [1].

In another study assessing the effectiveness of antioxidants, including vitamin C, in treating acute maxillary sinusitis, researchers noted substantial improvements in patients who received a mixture of vitamin C and other antioxidants compared to those only on traditional treatments. The antioxidant group had shorter treatment times and demonstrated better responses to infections, indicating that vitamin C could be a valuable addition to sinusitis treatment plans, particularly during acute flare-ups [2]. Overall, while more research could solidify these findings, vitamin C seems to hold potential as a supportive supplement for those dealing with sinusitis.

Users have reported notable improvements in their symptoms of sinusitis after using various supplements. One user shared a remarkable experience, stating that after using a particular supplement for two years, they have remained free from sinusitis entirely, suggesting that the product has significantly altered their ongoing battle with the condition (Read Review). Another user noted that a specific Vitamin C supplement not only provided relief from colds and sinusitis but also enhanced overall immunity, which they found to be crucial for improving their overall health with consistent use (Read Review).

Additionally, users have mentioned the effectiveness of vitamin C in managing chronic nasal congestion, facilitating better respiratory health during cold seasons. One review highlighted the benefit of this vitamin not just for sinus issues but also for skin health, showcasing its multifunctional advantages (Read Review). Overall, while individual results can vary substantially, many users believe prolonged use of these supplements has helped them achieve a more manageable and symptom-free life.

Users have shared mixed experiences regarding the combination of this supplement with others for sinusitis management. Many have found that vitamin C supplements work well alongside other treatments, suggesting that they can enhance overall immunity and provide significant relief from sinusitis symptoms. For instance, one user reported that Now Foods Vitamin C-1000 was particularly effective for both colds and sinusitis, and they highlighted how its prolonged use led to substantial benefits for overall health and immunity (Read Review). Another user emphasized the importance of vitamin C in managing persistent nasal congestion associated with chronic sinusitis, indicating that its effects can be amplified when combined with other targeted supplements (Read Review).

While users generally report positive experiences, it’s crucial to note that individual responses may vary based on personal health conditions and the specific supplements taken. The effectiveness of combining supplements often appears contingent on consistent usage and might yield the best results over time. Overall, many believe that integrating vitamin C with other supplements can be a strategic approach to effectively managing sinusitis and improving overall health outcomes.

Users report varying experiences with Vitamin C in treating sinusitis, often emphasizing the benefits of products like Now Foods Vitamin C-1000. For instance, one user noted that since starting this supplement, they have been free from sinusitis for two years and no longer need to visit their doctor, highlighting a specific success story regarding its effectiveness (Read Review). Others echoed sentiments about the supplement's ability to improve their overall immune function, with claims of significant relief from symptoms and increased resistance to colds, particularly with prolonged use (Read Review).

Although the reviews do not specify a universally agreed-upon dose, the consensus seems to imply that taking a higher-quality product like the Now Foods offering can yield noticeable benefits. Users appreciate its digestibility and the absence of stomach irritation, with some finding it assists with not only sinusitis but also contributes positively to collagen production and overall health (Read Review). Therefore, while individual responses may vary, it appears that a 1000 mg dosage has been particularly well-received by those seeking to manage sinusitis symptoms effectively.

10
Sinusitis-free life
Very effective for sinusitis, I had it on and off for five years. I used to visit my doctor whenever my allergies flared; however, since I started taking this supplement—recommended by a friend—I've not had to return to the doctor. It's been two years now, and I'm free from sinusitis.
9.5
Effective for colds
This product from Now Foods, Vitamin C-1000, has proven excellent for colds and sinusitis. I recommend Now Foods as I noticed significant results. Previously, I tried a different brand with no effect. The large capsules are easy for me to swallow, and they're a great value as they last over three months. Vitamin C supports skin, hair, eyes, and overall immunity. I appreciate the high-quality ingredients and convenient packaging, and it doesn't irritate my stomach. I believe it will be very beneficial with prolonged use.
8
Helps sinusitis symptoms
Although this vitamin C is in the form of ascorbic acid with low digestibility, it suits me perfectly. The price and quality match well. This supplement has rescued me from persistent nasal congestion due to my chronic sinusitis, making it easier to manage when I catch a cold. I adore all variants of vitamin C as I've tried several. Additionally, it aids in collagen production, benefiting my skin and helping maintain youthfulness. Overall, I appreciate its various advantages.
8
Vitamin C aids chloride transport
We explored the effects of L-ascorbate, commonly known as Vitamin C, on chloride transport in sinonasal epithelial tissues. This research is particularly significant as it addresses the common condition of chronic rhinosinusitis (CRS) and its potential link to the function of the cystic fibrosis transmembrane conductance regulator (CFTR) — a key chloride ion channel.

During our investigation, we utilized freshly excised sinonasal tissues from both normal individuals and patients suffering from CRS. The tissues were carefully prepared and tested to understand how L-ascorbate influenced chloride secretion. Our findings revealed that the application of L-ascorbate notably enhanced chloride secretion in these tissues.

This is important because optimal chloride transport is essential for maintaining healthy mucosal surfaces and effective mucociliary clearance. Therefore, since decreased chloride secretion could lead to the worsening of sinus conditions, L-ascorbate presents a promising avenue for therapeutic intervention in improving mucociliary clearance for those affected by chronic sinus issues.
8
Vitamin C aids sinusitis recovery
We evaluated the impact of antioxidants, specifically vitamin C, on acute maxillary sinusitis treatment through a study involving different treatment approaches. Patients received a mix of dibunol and vitamin C, delivered into the sinuses, while others only had traditional treatments like ampicillin and hydrocortisone.

This study involved control groups that helped us compare the effectiveness of the antioxidant treatment. Stunningly, we found that those receiving the antioxidant mixture demonstrated substantial improvements, with shorter treatment times and fewer overall interventions compared to the control group.

Additionally, positive changes in certain blood markers indicated that the antioxidant approach markedly enhanced the body's response to infection. These findings underscore the potential benefits of including vitamin C as part of a sinusitis treatment plan, especially when dealing with acute flare-ups.

References

  1. Cho DY, Hwang PH, Illek B. Effect of L-ascorbate on chloride transport in freshly excised sinonasal epithelia. Am J Rhinol Allergy. 2009;23:294. doi:10.2500/ajra.2009.23.3316
  2. Nikolaev MP, Logunov AI, Tsyrulńikova LG, Dzhalilov DS. [Clinical and biochemical aspects in the treatment of acute maxillary sinusitis with antioxidants]. Vestn Otorinolaringol. 1994.
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