About Life Extension – Quercetin – 30 vcaps
Life Extension’s Quercetin delivers a precisely formulated Bio-Quercetin Proprietary Blend, combining a concentrated extract of Japanese sophora flower buds standardized to 35% quercetin with galactomannans from fenugreek seed.
Each vegetarian capsule contains 30 mg of the proprietary blend, providing 10 mg of pure quercetin along with 8 mg of galactomannans. The formula is free from gluten-containing ingredients and encapsulated in a vegetable cellulose shell, making it suitable for vegetarians.
Life Extension is a science-driven brand with decades of experience in evidence-based supplements. This quercetin product reflects their commitment to ingredient quality, careful selection and transparent formulation — created for those who want to incorporate a well-researched flavonoid into their diet.
Nutrition Facts
| Nutrient | Per serving |
|---|---|
| Bio-Quercetin Proprietary Blend | 30 mg |
| – Quercetin 35% [from Japanese sophora concentrate (flower bud)] | 10 mg |
| – Galactomannans 30% [from fenugreek (seed)] | 8 mg |
* No established daily reference value.
Ingredients
Bio-Quercetin Proprietary Blend (providing 35% quercetin (10 mg) [from Japanese sophora concentrate (flower bud)], 30% galactomannans (8 mg) [from fenugreek (seed)]) 30 mg. Other Ingredients: microcrystalline cellulose, vegetable cellulose (capsule), vegetable stearate, sunflower lecithin, silica, sunflower oil.
Capsule shell: vegetable cellulose (capsule)
Usage & Dosage
Take one (1) capsule daily or as recommended by a healthcare professional.
Warnings
Keep out of reach of children. Do not exceed recommended dose. Do not purchase if the outer seal is broken or damaged. When using dietary supplements, consult your doctor if you are being treated for a medical condition or if you are pregnant or breastfeeding.
Allergen Information
Contains ingredients from sunflower (sunflower lecithin, sunflower oil). Contains fenugreek (seed), a legume — people with legume allergies should exercise caution. No gluten-containing ingredients declared.
Storage
Store tightly closed in a cool, dry place.
Dietary Information
- Vegetarian
- Gluten Free
- Lactose Free

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