Life Extension
Bio-Quercetin
85/100
SUPPIE SCORE
82/100
EFFICACY
High
SAFETY
84/100
CLEANLINESS
What Does Bio-Quercetin Do?
Life Extension Bio-Quercetin offers enhanced bioavailability for low-dose quercetin, supporting antioxidant and immune benefits effectively per studies. Dosages are conservative and safe, with no major concerns, making it a high-value, low-risk option for daily use.
What are the main health benefits of quercetin supported by research?
How does the fenugreek galactomannans in this product improve quercetin absorption?
Is Bio-Quercetin suitable for daily use for immune support?
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What Are the Benefits of Bio-Quercetin?
Based on proven scientific research
Antioxidant supportStrong
Immune healthStrong
Cardiovascular supportModerate
Allergy symptom reliefModerate
Good For:
What Are the Side Effects of Life Extension Bio-Quercetin?
Always consult your health practitioner if in doubt.
RiskLow Risk
Overview
•Quercetin at 10 mg is well below the typical 500-1000 mg daily doses used in studies, posing minimal risk of side effects like gastrointestinal upset.
•Galactomannans from fenugreek are safe at 8 mg, but those with fenugreek allergies should avoid due to potential cross-reactivity.
•No significant drug interactions reported for this low-dose formula, though high-dose quercetin can interact with antibiotics or blood thinners; consult a doctor if on medications.
•Safe for healthy adults, including vegetarians; suitable for pregnancy with medical advice, but limited data on long-term use of enhanced bioavailability forms.
•Gluten-free and non-GMO, with low allergen risk except possible soy traces in lecithin; no major contamination concerns from reputable manufacturer.
•Inactive ingredients are standard and GRAS, with no known contraindications for common conditions at this dosage.
Potential Side Effects
Negative Interactions
Allergens
FenugreekSoy (possible in lecithin)
Inactive Ingredients
Microcrystalline cellulose
Low RiskVegetable cellulose
Low RiskVegetable stearate
Low RiskSunflower lecithin
Low RiskSilica
Low RiskSunflower oil
Low RiskWhat Are the Ingredients in Life Extension Bio-Quercetin?
Bio-Quercetin Proprietary Blend
30 mg
quercetin
10 mg
galactomannans
8 mg
Japanese sophora concentrate (flower bud)
fenugreek (seed)
microcrystalline cellulose
vegetable cellulose
vegetable stearate
sunflower lecithin
silica
sunflower oil
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Dosage & Bioavailability
How the active doses and forms in Bio-Quercetin compare to the research.
•Bio-Quercetin Proprietary Blend — 30 mg per serving; studies use 500-1,000 mg/day.
•Quercetin — 10 mg per serving; studies use 500-1,000 mg/day.
•2 of 2 actives with a studied range are below it and 2 have no individual amount disclosed.
Sources & References
Frequently Asked Questions
Common questions about Life Extension Bio-Quercetin