Supplement Facts
Serving Size:  2 Capsules
Amount Per Serving
%DV
Vitamin C(as Ester-C® Calcium Ascorbate)
1,000 mg (1 g)
1,111%
Calcium(as Ester-C® Calcium Ascorbate)
110 mg
8%
Citrus Bioflavonoids ComplexCitrus Bioflavonoids (Citrus limon) (fruit), Sweet Orange,Tangerine, Lime, Lemon, Acerola, Rutin, Hesperidin Complex(Citrus spp.) (fruit), Naturally Occurring Vitamin C Metabolites
400 mg
**

The product is found useful for the following medical conditions

Reflux details

SCIENTIFIC SCORE
No researches found
N/A
USERS' SCORE
Good
Based on 13 Reviews
8.8
10
Ideal for reflux
Most Useful Review
5 people found this helpful
Non-acidic. What's great about this Esther C compared to regular vitamin C is it doesn't cause reflux issues. I am prone to experiencing reflux easily, so Esther C is my choice to avoid those problems.

Sore Throat details

SCIENTIFIC SCORE
No researches found
N/A
USERS' SCORE
Good
Based on 15 Reviews
8.7
9
Symptoms eliminated
Most Useful Review
4 people found this helpful
He coped with a cold for just a day! Recently, I fell ill with a headache, sore throat, and general malaise. I had vitamin C available and immediately began taking one tablet every two hours. Remarkably, the next day the sore throat receded, and the headaches subsided almost entirely. This is significant for me because I usually had to gargle and take various preparations, which were often less effective. I now take both Ester-C and iron, believing that this will enhance immunity and optimise iron absorption.

Tonsillitis details

SCIENTIFIC SCORE
No researches found
N/A
USERS' SCORE
Good
Based on 2 Reviews
8.7
10
Eliminated tonsillitis
Most Useful Review
I have been taking vitamin C daily for three years, which has significantly improved my immunity and helped me avoid colds. This Ester-C form is gentler on my stomach, which is important due to my gastritis. Before taking it, I suffered from chronic tonsillitis and constant sore throats. However, since starting vitamin C, those issues have disappeared, and I haven’t had a sore throat in years. If I feel a cold coming on, I increase my intake, and it often prevents illness. It’s a vital part of my health.

Ulcer details

SCIENTIFIC SCORE
No researches found
N/A
USERS' SCORE
Good
Based on 17 Reviews
8.7
9
Gentle on ulcers
Most Useful Review
29 people found this helpful
I switched to this form of vitamin C as it is non-acidic and doesn't irritate my stomach lining. It’s ideal for those with ulcers or gastritis. The citrus bioflavonoids enhance absorption. I highly recommend it!

Bloating details

SCIENTIFIC SCORE
No researches found
N/A
USERS' SCORE
Good
Based on 2 Reviews
8.6
9
Eliminated bloating
Most Useful Review
I didn't realise that my discomforts were caused by acid from vitamin C. I switched to this one, and now I no longer experience bloating, nausea, or the urge to be sick.

Chest Pain details

SCIENTIFIC SCORE
No researches found
N/A
USERS' SCORE
Good
Based on 2 Reviews
8.6
9
No more headaches
Most Useful Review
5 people found this helpful
This is love! Goodbye headaches! I suffered from excruciating pain after being in crowded spaces with limited oxygen since adolescence. I began taking vitamin C for immunity, but I discovered it helps oxygen reach cells, including the brain. My headaches diminished and eventually disappeared completely. I now consume vitamin C daily, mainly pure powder from the same brand. I haven't been unwell for several years and hope it strengthens my immune system during the pandemic. Wishing health to you and your loved ones; may you avoid the pandemic.

Cough details

SCIENTIFIC SCORE
No researches found
N/A
USERS' SCORE
Good
Based on 6 Reviews
8.6
10
Cough ceased
Most Useful Review
Awesome! I had a lingering cough, and once I started taking this, the coughing ceased.

High Cholesterol details

SCIENTIFIC SCORE
No researches found
N/A
USERS' SCORE
Good
Based on 6 Reviews
8.6
9
Supports cholesterol reduction
Most Useful Review
25 people found this helpful
Organic Ester of Vitamin C with citrus bioflavonoids is an excellent choice. This vitamin C enters the body effectively and supports collagen formation and wound healing. It’s a robust antioxidant that helps lower high cholesterol and improve vascular health. I recommend taking two capsules during autumn and spring or more often if unwell. It’s an organic vitamin that does not cause harm – any excess is simply excreted.

Bruise details

SCIENTIFIC SCORE
No researches found
N/A
USERS' SCORE
Good
Based on 8 Reviews
8.5
9
Stopped nosebleeds
Most Useful Review
15 people found this helpful
I must have this for my bleeding nose; I drink it regularly. After years of suffering, I discovered Rutin + Esther-S. Initially, I drank it all year round, sceptical but hopeful. Thankfully, my bruises from minor bumps ceased to be a problem. Additionally, it helped manage varicose veins.

Depression details

SCIENTIFIC SCORE
No researches found
N/A
USERS' SCORE
Good
Based on 2 Reviews
8.5
9
Improved mood
Most Useful Review
I consulted a doctor about my depression and burnout, and a blood test revealed significant vitamin deficiencies. I was recommended American Health Ester-C with citrus bioflavonoids for my vitamin C deficiency. This high-quality form of vitamin C is easily absorbed and gentle on my sensitive stomach. After three weeks, I felt a boost in energy and an uplift in mood, along with improved immunity against colds. I happily take two capsules daily.

Diarrhea details

SCIENTIFIC SCORE
No researches found
N/A
USERS' SCORE
Good
Based on 6 Reviews
8.5
9
Favourites for diarrhea
Most Useful Review
This is my favourite supplement, and I always order it. Its good composition works effectively for controlling diarrhoea.

Gastritis details

SCIENTIFIC SCORE
Likely Very Effective
Based on 1 Research
9
USERS' SCORE
Good
Based on 21 Reviews
8.5
We explored the effects of daily Ester-C supplementation combined with antioxidants on patients suffering from chronic atrophic gastritis over a year-long trial. This well-designed study involved a double-blind, placebo-controlled approach, ensuring reliable results.

The outcome was promising, as 61% of patients experienced a significant regression of gastric premalignant lesions. Additionally, there was a noticeable drop in abnormal enzyme activity within the gastric mucosa, indicating potential benefits for individuals with these conditions.

Overall, the combination of Ester-C and antioxidants appears to positively impact those with chronic atrophic gastritis.
9
Gentle on stomach
Most Useful Review
29 people found this helpful
I chose this non-acidic form of vitamin C as it doesn’t irritate my stomach lining, making it perfect for anyone with gastritis. It’s suitable for healthy individuals too. The addition of citrus bioflavonoids aids absorption. I highly recommend it!

Heart Disease details

SCIENTIFIC SCORE
No researches found
N/A
USERS' SCORE
Good
Based on 2 Reviews
8.5
9
Daily health boost
Most Useful Review
3 people found this helpful
Vitamin C is crucial for overall health, particularly in instances of disease. I take doses of around 1000mg daily and increase to 4000-5000mg at the first sign of a cold without concern for kidney stones. It reduces the impact of toxins from exhaust, pesticides, and radiation. This vitamin also acts as an effective antihistamine. I keep it in my medicine cabinet for illness and use Sodium Ascorbate daily.

Indigestion details

SCIENTIFIC SCORE
No researches found
N/A
USERS' SCORE
Good
Based on 2 Reviews
8.5
9
Effective for indigestion
Most Useful Review
A fantastic product that my wife and I use is vitamin C. She previously had issues as it caused indigestion, but with the ester form, she no longer experiences that. I highly recommend this product.

Irritable Bowel Syndrome details

SCIENTIFIC SCORE
No researches found
N/A
USERS' SCORE
Good
Based on 2 Reviews
8.5
9
Treatment compatibility
Most Useful Review
3 people found this helpful
For my chronic cystitis and irritable bowel syndrome, this vitamin C is a fantastic find. I must adhere to a strict diet that prohibits sour foods, including cranberries. This vitamin allows me to take it without worsening my conditions.

Knee Pain details

SCIENTIFIC SCORE
No researches found
N/A
USERS' SCORE
Good
Based on 2 Reviews
8.5
9
Improved knee comfort
Most Useful Review
The best remedy! Throughout quarantine, my family took two to three capsules daily, and thankfully, none fell ill. Seasonal colds also avoided us. I encourage anyone who wants to bolster their immune system during this tough time to try Ester year-round! After taking vitamin C, my knee pain diminished, and sleep improved. The vitamin helped with collagen absorption, making my joints more comfortable. Previously, my feet were always cold, but that changed after using this drug. Overall, a fantastic product!

Sinusitis details

SCIENTIFIC SCORE
No researches found
N/A
USERS' SCORE
Good
Based on 2 Reviews
8.5
9
Sinusitis relief
Most Useful Review
1 people found this helpful
The packaging is excellent and prevents leaks. This vitamin has helped my son's immune function, especially when he has a cold. The portions are generous, and the ingredients are healthy with a pleasant taste. After struggling with sinusitis and trying various treatments, I purchased this product on a friend's recommendation. Within two days of taking it, my sinusitis remarkably improved, which was truly surprising. I would definitely recommend it to others.

Acne Rosacea details

SCIENTIFIC SCORE
No researches found
N/A
USERS' SCORE
Good
Based on 3 Reviews
8.4
9
Effective for rosacea
Most Useful Review
This is the best vitamin C I have tried, tested repeatedly! It effectively treats acne rosacea and colds. The form of vitamin C is easily absorbed, plus it contains a sufficient amount of bioflavonoids, enhancing absorption and strengthening blood vessel walls.

Bacterial Infection details

SCIENTIFIC SCORE
No researches found
N/A
USERS' SCORE
Good
Based on 10 Reviews
8.4
9
Great for healing
Most Useful Review
Vitamin C is crucial for strengthening the immune system, protecting against viruses and bacteria, and accelerating wound healing. It has been a lifesaver for my family during the coronavirus period. We take it daily and I highly recommend it.

Dizziness details

SCIENTIFIC SCORE
No researches found
N/A
USERS' SCORE
Good
Based on 3 Reviews
8.4
9
Improved dizziness
Most Useful Review
Vitamin C is essential for immunity, especially during the respiratory illness season. When combined with iron, it’s well absorbed. Since I started taking it, I’ve felt much better and haven't experienced dizziness.

Ear Infection details

SCIENTIFIC SCORE
No researches found
N/A
USERS' SCORE
Good
Based on 4 Reviews
8.4
9
Highly recommended
Most Useful Review
3 people found this helpful
After an autumn walk, I felt weak and stuffy, but these capsules proved effective overnight, alleviating my symptoms. I found it suitable for my daughter too, and both of us recovered quickly, something that usually takes weeks. It’s a must-have in every household, and I highly recommend it!

Headache details

SCIENTIFIC SCORE
No researches found
N/A
USERS' SCORE
Good
Based on 9 Reviews
8.4
10
Headache eliminated
Most Useful Review
5 people found this helpful
I had suffered from headaches since adolescence due to low oxygen events, but after starting vitamin C for immunity, my headaches diminished. This vitamin helps oxygen reach my brain, which is essential. I now consume it daily, mainly in pure powder form, and I've not been ill for years. I hope it continues to strengthen my immune system during the pandemic. Health to all, take care and stay safe from the pandemic!

Rash details

SCIENTIFIC SCORE
No researches found
N/A
USERS' SCORE
Good
Based on 3 Reviews
8.4
7.5
Decreased facial rashes
Most Useful Review
The clean composition of this supplement is impressive, and the capsules are easy to swallow. After using it for only 2 weeks to combat insulin resistance, I feel more energetic and less tempted to snack, with a noticeable decline in my sweet cravings. The rashes on my face have diminished, and I’m able to manage stress better. The overall result is evident, and I’m optimistic about improving my metabolism with this supplement. I appreciate the swift delivery, high quality, and natural ingredients.

Adenoiditis details

SCIENTIFIC SCORE
No researches found
N/A
USERS' SCORE
Good
Based on 24 Reviews
8.3
9
Cold prevention confirmed
Most Useful Review
1 people found this helpful
Vitamin C Number One For My Family! This excellent vitamin shows no negative effects on my stomach. I take it and give it to my family at the first sign of a cold; typically one or two capsules help prevent the cold from developing. It's also helpful during gum issues, like bleeding or early signs of periodontitis.

Attention Deficit Hyperactivity Disorder details

SCIENTIFIC SCORE
No researches found
N/A
USERS' SCORE
Good
Based on 9 Reviews
8.3
9
Non-aggressive formula
Most Useful Review
This luxurious vitamin C, combined with bioflavonoids, is ideal for long-term use. I find it the best option in terms of price and quality on Iherb. It is gentle on the stomach unlike some other vitamin C supplements. I recover from colds more quickly when combined with vitamin D and zinc.

Cancer details

SCIENTIFIC SCORE
No researches found
N/A
USERS' SCORE
Good
Based on 4 Reviews
8.3
9
Supports cancer treatment
Most Useful Review
Excellent! Ester-C is the correct form of Vitamin C. It is non-acidic and contains flavonoids, making it suitable for all, especially pregnant women, lactating mothers, cancer patients, and smokers. I recommend it without exception.

Cold Sores details

SCIENTIFIC SCORE
No researches found
N/A
USERS' SCORE
Good
Based on 7 Reviews
8.3
9
Improved immunity
Most Useful Review
24 people found this helpful
Salvation during the cold season! I chose this vitamin C based on reviews, using it for rapid recovery during colds and for better iron absorption. The capsules are small and easy to swallow. If I notice any symptoms, I take two immediately. It significantly aids in preventing sickness and is gentle on the stomach due to the Ester-C technology. I will definitely order again.

Leg Cramps details

SCIENTIFIC SCORE
No researches found
N/A
USERS' SCORE
Good
Based on 7 Reviews
8.3
9
Fantastic vitamin C
Most Useful Review
This is the best vitamin C. My leg cramps have diminished, and the bruises on my legs have disappeared.

Pelvic Pain details

SCIENTIFIC SCORE
No researches found
N/A
USERS' SCORE
Good
Based on 2 Reviews
8.3
7.5
Relieved pelvic pain
Most Useful Review
6 people found this helpful
Recommended to buy online; I've noticed the effects. My hair has become heavier due to male hormones, but after using this, my skin feels well-regulated. I no longer experience debilitating pelvic pain, like vomiting and diarrhoea during my period. However, this isn’t the sole function of this bottle, and I combine it with other diet classes.

Rosacea details

SCIENTIFIC SCORE
No researches found
N/A
USERS' SCORE
Good
Based on 6 Reviews
8.3
9
Supports skin health
Most Useful Review
This vitamin C is perfect! I take 1 capsule for immunity and 2 during a cold. It works ideally without any stomach issues, especially for my skin prone to rosacea.

Bone Pain details

SCIENTIFIC SCORE
No researches found
N/A
USERS' SCORE
Good
Based on 5 Reviews
8.2
9
Reduced discomfort
Most Useful Review
2 people found this helpful
This Ester-C from American Health suits me well, as I’ve experienced no stomach discomfort after taking it. I usually consume it in the morning to support energy during stressful days. I pair it with a proper meal to ensure digestion goes well. It also helps improve my mood and offers some relief from bone pain, making it beneficial for elderly users like myself.

Chronic Cough details

SCIENTIFIC SCORE
No researches found
N/A
USERS' SCORE
Good
Based on 10 Reviews
8.2
9
Effective treatment
Most Useful Review
4 people found this helpful
An excellent vitamin for those knowledgeable about it. I recommend a dosage of 5 grams during the onset of snot, cough, or sore throat. It typically resolves issues within three days. Take 2-3 times a day, depending on weight—three times if over 80 kg. I endorse this product and assure you of its quality and effectiveness.

Chronic Fatigue Syndrome details

SCIENTIFIC SCORE
No researches found
N/A
USERS' SCORE
Good
Based on 11 Reviews
8.2
7.5
Boosted immunity
Most Useful Review
7 people found this helpful
Vitamin C has an excellent formulation and is easy to digest. I take one capsule twice daily when I feel unwell. For prevention, one capsule is sufficient. Recovery is quicker, and sometimes with early symptoms, the right dosage can completely avert illness. It effectively boosts the immune system without irritating the stomach, which is crucial. I'm reordering after initially trying 60 capsules. Highly recommended!

Cold details

SCIENTIFIC SCORE
Moderately Effective
Based on 2 Researches
8
USERS' SCORE
Good
Based on 710 Reviews
8.2
We investigated whether a daily vitamin C supplement could reduce the risk of catching colds. Over two months, 168 people took either the supplement or a placebo. Results showed that those taking vitamin C experienced significantly fewer colds and shorter durations of severe symptoms compared to the placebo group.

This supplement was well-tolerated with minimal side effects, and participants were notably satisfied with it. Overall, it seems that vitamin C may not only help prevent colds but also assist in faster recovery from them.
9
Immunity support
Most Useful Review
210 people found this helpful
Vitamin C with bioflavonoids enhances the efficacy of vitamin C. I take it with collagen. During colds and acute respiratory infections, I consume 500 mg every 2-3 hours. Vitamin C is crucial for immunity as it boosts white blood cell production and enhances neutrophils' ability to combat viruses. It's a fundamental antioxidant necessary for blood clotting and the synthesis of collagen and connective tissues.

Common Cold details

SCIENTIFIC SCORE
Moderately Effective
Based on 1 Research
8
USERS' SCORE
Good
Based on 162 Reviews
8.2
We conducted a study involving 168 volunteers who were given either a placebo or a vitamin C supplement for 60 days during the cold season. Participants recorded their cold symptoms in a diary, and those on the vitamin C showed promising results.

The groups taking the active treatment reported significantly fewer colds and experienced fewer days of viral illness. Additionally, their severe symptoms lasted less time than those in the placebo group. Most volunteers experienced few side effects and enjoyed using the supplement, finding it more effective than prior vitamin C forms.

Overall, this vitamin C supplement could help prevent colds and ease symptoms, offering hope for better winter health.
9
Effective treatment
Most Useful Review
600 people found this helpful
When I start to feel unwell with a common cold, I follow nutritionist Katie Young's regimen: Ester C (500mg) four times daily, Zinc picolinate (50mg), and a probiotic (50 billion). This unusual method works remarkably well, helping us feel better in just two days. Vitamin C boosts immunity, Zinc replenishes what we lose during illness, and the Probiotic creates a protective barrier in the digestive tract. We have tested this scheme with the entire family, and I highly recommend it.

Constipation details

SCIENTIFIC SCORE
No researches found
N/A
USERS' SCORE
Good
Based on 4 Reviews
8.2
9
Relieves constipation
Most Useful Review
3 people found this helpful
Good! It worked on rough skin, tiredness, and constipation. The time release is very effective. I will also purchase it again.

Acne details

SCIENTIFIC SCORE
No researches found
N/A
USERS' SCORE
Good
Based on 9 Reviews
8.1
9
Acne healing
Most Useful Review
1 people found this helpful
I've struggled for years with non-healing skin inflammations. After a week of taking Ester-C, every wound healed, and acne has stopped appearing. My skin feels more elastic, and even allergies have reduced. This really improves my overall condition.

Adrenal Gland Disorder details

SCIENTIFIC SCORE
No researches found
N/A
USERS' SCORE
Good
Based on 15 Reviews
8
9
Immune system strength
Most Useful Review
2 people found this helpful
Excellent vitamin C! It’s an indispensable supplement for strengthening my immune system and supporting the function of my adrenal glands.

Anemia details

SCIENTIFIC SCORE
No researches found
N/A
USERS' SCORE
Good
Based on 10 Reviews
8
7.5
Boosted iron absorption
Most Useful Review
210 people found this helpful
The whole family takes this mild, non-acidic form of vitamin C, with its natural production process and metabolites. Bioflavonoids improve vitamin C absorption by 35%. We take 1 capsule daily, mixing it into a collagen solution. Vitamin C is essential for iron absorption, especially for those with anemia, and strengthens the immune system, particularly during cold season. We safely take up to 2000 mg daily until improvements are seen.

Hemorrhoids details

SCIENTIFIC SCORE
No researches found
N/A
USERS' SCORE
Good
Based on 3 Reviews
8
7.5
Hemorrhoids Relief
Most Useful Review
A must-have in the medicine cabinet for the entire family! We regularly take vitamin C, noting its benefits. When I feel a cold coming on and take 1000 mg several times a day, I feel revitalised the next day. My husband has had issues with hemorrhoids in the past, but since starting vitamin C, he's been well for a while. It also helped my mother with her bleeding gums. Highly recommend, and I will repurchase!

Nausea details

SCIENTIFIC SCORE
No researches found
N/A
USERS' SCORE
Good
Based on 9 Reviews
8
9
No nausea experienced
Most Useful Review
1 people found this helpful
Simply the best vitamin C, particularly for those with gastrointestinal issues. I suffer from chronic gastritis and pancreatitis, which made normal Vitamin C lead to nausea and vomiting. Since switching to ester-C, I've had no such problems. I take it after meals and notice a significant improvement in my immune response.

Skin Cancer details

SCIENTIFIC SCORE
No researches found
N/A
USERS' SCORE
Good
Based on 74 Reviews
8
9
Immune boost claimed
Most Useful Review
25 people found this helpful
This Vitamin C with bioflavonoids amplifies the beneficial effects. I combine it with collagen and take it regularly during colds. It enhances the production of white blood cells and helps combat viruses. It's essential for immunity and general health.

Whooping Cough details

SCIENTIFIC SCORE
No researches found
N/A
USERS' SCORE
Good
Based on 5 Reviews
8
9
Quick recovery noted
Most Useful Review
I'll take more of this wonderful drug. It's particularly effective for a swift recovery at the onset of a cold, cough, or temperature.

Allergies details

SCIENTIFIC SCORE
No researches found
N/A
USERS' SCORE
Moderately Good
Based on 20 Reviews
7.9
9
Reduced sneezing
Most Useful Review
2 people found this helpful
Very effective for treating allergies. My child sneezes less frequently upon waking after consuming this product.

Blood Clot details

SCIENTIFIC SCORE
No researches found
N/A
USERS' SCORE
Moderately Good
Based on 4 Reviews
7.9
9
Decreased varicose veins
Most Useful Review
4 people found this helpful
I've been taking this excellent Vitamin C for three months, and I've noticed significant improvements in my blood vessels. Varicose veins in my legs have reduced, leaving me pleasantly surprised. I highly recommend it.

Cardiovascular Disease details

SCIENTIFIC SCORE
No researches found
N/A
USERS' SCORE
Moderately Good
Based on 7 Reviews
7.8
9
Mild symptoms
Most Useful Review
2 people found this helpful
I chose this water-based vitamin C for its lack of sour taste and it has proven effective during our family's COVID illness, leading to milder symptoms and quick recovery. We took doses of one capsule daily for children and two for adults.

Flu details

SCIENTIFIC SCORE
No researches found
N/A
USERS' SCORE
Moderately Good
Based on 81 Reviews
7.8
9
Vital for flu health
Most Useful Review
56 people found this helpful
This Ester-C with bioflavonoids is excellent for flu and viral diseases. In challenging times, maintaining health is crucial. I highly recommend this product as it supports immunity effectively.

Kidney Stones details

SCIENTIFIC SCORE
Moderately Effective
Based on 1 Research
8
USERS' SCORE
Moderately Good
Based on 10 Reviews
7.7
We examined how different vitamin C formulations affect kidney stones, particularly focusing on Ester-C. This well-structured study utilized a randomized, double-blind, crossover design to assess the impact of Ester-C compared to regular ascorbic acid.

We found that Ester-C significantly lowered urine oxalate levels, a key risk factor for kidney stones. This discovery could be a promising step forward, but it also emphasizes the need for further clinical studies to fully understand its effects.
9
Kidney stone protection
Most Useful Review
This vitamin C with bioflavonoids is superb and doesn't negatively impact kidney health. I've had excellent results, but it's crucial to adhere to the recommended dosage to avoid kidney stones.

Autoimmune Disorder details

SCIENTIFIC SCORE
No researches found
N/A
USERS' SCORE
Moderately Good
Based on 15 Reviews
7.6
7.5
Effective immune booster
Most Useful Review
4 people found this helpful
Excellent vitamin C. I highly recommend it. I don't take it regularly, but when I feel unwell, I take four pills a day for a few days, and it works wonders. It helps me recover faster even when I'm already ill. I use it sparingly, so it should last a while, but I will order more soon.

Heartburn details

SCIENTIFIC SCORE
No researches found
N/A
USERS' SCORE
Moderately Good
Based on 28 Reviews
7.6
9
No heartburn experienced
Most Useful Review
4 people found this helpful
I appreciate that vitamin C isn’t sour; I previously took a sour tablet that was hard to digest. After discovering Solgar's Ester C, I switched to American Health products due to their variety and cost-effectiveness. Since taking 3,000-6,000mg daily, I've not needed blood pressure medication for 20 years. Ester C doesn’t cause heartburn, stays in the body longer, and includes beneficial ingredients like calcium and citrus bioflavonoids.

Influenza details

SCIENTIFIC SCORE
No researches found
N/A
USERS' SCORE
Moderately Good
Based on 11 Reviews
7.4
10
Quick recovery
Most Useful Review
9 people found this helpful
I bought this supplement out of curiosity, following a new treatment plan for influenza and respiratory infections. At the first sign of illness, I took 500 mg of Ester-C every two hours, along with zinc and vitamin D3. Remarkably, by the next day, my throat felt better, and I avoided antibiotics. By the third day, I was completely well! This approach truly worked for me and was far faster than any medicine I have taken before.
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