Last update
3/18/2026
Reviewed By
Overview
SCIENTIFIC SCORE
No researches found
N/A
USERS' SCORE
Good
Based on 9 Reviews
8.3
Supplement Facts
Serving Size: 1 Vegetarian Capsule
Amount Per Serving
%DV
Vitamin C (from ascorbic acid, camu-camu berry extract)
30 mg
33%
Quercetin (as quercetin dihydrate)
250 mg
**
Optimized Food Blend[onion (bulb) (extracts), bitter orange bioflavonoids (peel and fruit), apple (fruit)
220 mg
**
Camu-camu extract (wildcrafted berry)
50 mg
**
Most Useful Reviews
10
Cough disappeared
2 people found this helpful
Excellent! After enduring COVID-19, I struggled to shake off my cough. I tried various medications and syrups to no avail. Upon learning about quercetin’s effectiveness for airway inflammation, I decided to try it. Taking two capsules daily led to a significant reduction in my cough, and breathing became easier, all thanks to quercetin. It is also a remarkable antioxidant that bolsters our immune system, with added vitamin C and bioflavonoids ensuring its efficacy.
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9
Reduced cough frequency
I have been purchasing this for my mother-in-law for several years now. She suffers from chronic allergic bronchitis. After using quercetin alongside other medications, the symptoms of bronchitis have become much less common, allergies have diminished, and her chronic cough has virtually disappeared. Quercetin, a vitamin P preparation, possesses antioxidant properties that defend the brain, heart, and other tissues from damage due to ischemia, toxins, and oxidative stress. It may lower the likelihood of chronic vascular illnesses and help manage hypertension by reducing blood pressure.
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9
Cough resolved
I purchased this for my husband, who smokes a lot and has a severe cough. After completing the course, his cough has vanished, and he even appears younger. If my feedback is helpful, do take note. Wishing everyone good health.
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User Reviews
USERS' SCORE
Good
Based on 9 Reviews
8.3
- All Reviews
- Positive Reviews
- Negative Reviews
10
Cough disappeared
2 people found this helpful
Excellent! After enduring COVID-19, I struggled to shake off my cough. I tried various medications and syrups to no avail. Upon learning about quercetin’s effectiveness for airway inflammation, I decided to try it. Taking two capsules daily led to a significant reduction in my cough, and breathing became easier, all thanks to quercetin. It is also a remarkable antioxidant that bolsters our immune system, with added vitamin C and bioflavonoids ensuring its efficacy.
Read More
9
Reduced cough frequency
I have been purchasing this for my mother-in-law for several years now. She suffers from chronic allergic bronchitis. After using quercetin alongside other medications, the symptoms of bronchitis have become much less common, allergies have diminished, and her chronic cough has virtually disappeared. Quercetin, a vitamin P preparation, possesses antioxidant properties that defend the brain, heart, and other tissues from damage due to ischemia, toxins, and oxidative stress. It may lower the likelihood of chronic vascular illnesses and help manage hypertension by reducing blood pressure.
Read More
9
Cough resolved
I purchased this for my husband, who smokes a lot and has a severe cough. After completing the course, his cough has vanished, and he even appears younger. If my feedback is helpful, do take note. Wishing everyone good health.
Read More
9
Protection from coughing
I got good protection from coughing and now sleep better than before.
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7.5
Cough alleviated
Quercetin is a natural flavonoid with antihistamine and anti-inflammatory properties, aiding in the relief of allergies and asthma attacks. After a month of taking one tablet daily with my husband, his allergic cough has disappeared and his overall condition has significantly improved.
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Frequently Asked Questions
7.5
Cough alleviated
Quercetin is a natural flavonoid with antihistamine and anti-inflammatory properties, aiding in the relief of allergies and asthma attacks. After a month of taking one tablet daily with my husband, his allergic cough has disappeared and his overall condition has significantly improved.
10
Cough disappeared
2 people found this helpful
Excellent! After enduring COVID-19, I struggled to shake off my cough. I tried various medications and syrups to no avail. Upon learning about quercetin’s effectiveness for airway inflammation, I decided to try it. Taking two capsules daily led to a significant reduction in my cough, and breathing became easier, all thanks to quercetin. It is also a remarkable antioxidant that bolsters our immune system, with added vitamin C and bioflavonoids ensuring its efficacy.
9
Reduced cough frequency
I have been purchasing this for my mother-in-law for several years now. She suffers from chronic allergic bronchitis. After using quercetin alongside other medications, the symptoms of bronchitis have become much less common, allergies have diminished, and her chronic cough has virtually disappeared. Quercetin, a vitamin P preparation, possesses antioxidant properties that defend the brain, heart, and other tissues from damage due to ischemia, toxins, and oxidative stress. It may lower the likelihood of chronic vascular illnesses and help manage hypertension by reducing blood pressure.
7.5
Cold and cough relief
Great! It helped me with my cough and severe cold.
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