Life Extension Bio-Fisetin, 30 Vegetarian Capsules supplement bottle
Life Extension

Bio-Fisetin, 30 Vegetarian Capsules

What We Researched
1 active ingredient analyzed · 6 inactive ingredients decoded · 3 brand certifications checked · 2 retailers compared · Last updated: Mar 2026
83
Product Score Good
86
Brand Score Good

Product Analysis

Transparency Excellent

Supplement Facts

IngredientAmount% DV
Bio-Fisetin Proprietary BlendProviding 18% fisetin (8 mg) [from wax tree extract (stem)], 35% galactomannans (15 mg) [from fenugreek (seed)] 44.5 mg **
Bioavailability Fair

Absorption Rating

  • Bio-Fisetin Proprietary BlendProviding 18% fisetin (8 mg) [from wax tree extract (stem)], 35% galactomannans (15 mg) [from fenugreek (seed)] Fair
Other Ingredients Excellent

Fillers & Additives

  • Microcrystalline Cellulose
  • Vegetable Cellulose (Capsule)
  • Soluble fiber
  • Sunflower Lecithin
  • Silica
  • Vegetable Stearate
Efficacy N/A

Dosage Analysis

Dosage data not available for assessment.

Supplement Facts

Ingredient Amount % Daily Value
Bio-Fisetin Proprietary BlendProviding 18% fisetin (8 mg) [from wax tree extract (stem)], 35% galactomannans (15 mg) [from fenugreek (seed)] 44.5 mg **

Other Ingredients

Inactive ingredients used in manufacturing. All rated for safety.

Microcrystalline Cellulose Safe

Adds bulk to small-dose supplements to make tablets/capsules a manageable size.

Vegetable Cellulose (Capsule) Safe

It is used as a material for making vegetarian capsules.

Soluble fiber Unknown
Sunflower Lecithin Safe

Helps mix oil and water-based ingredients. Allergen-free alternative to soy lecithin.

Silica Safe

Prevents ingredients from clumping and improves powder flow.

Vegetable Stearate Safe

Prevents ingredients from sticking to equipment.

Price Comparison

iHerb $10.45
Best Price

Price History

Tracked across major retailers. Updated periodically.

$12$11$10$9$8 Mar 12 $10.00
iHerb

Prices shown at time of last check. Click a retailer to see current price. GoodSupp is not affiliated with any retailer.

Brand Trust Report
Life Extension

Founded 1980 · Fort Lauderdale, Florida, USA · 352 products · lifeextension.com

Certifications

3 certifications
Consumerlab Verified Source
Fda Gmp Inspections Verified Source
Nsf Gmp Verified Source

Transparency

4 claims
Third Party Testing Claim — Verified Source
Coa Availability — Verified Source
Testing Lab Disclosure — Claimed

Violation History

2 incidents
Prop 65 Lead2018-04-13Source
Fda Warning Making drug claims for dietary supplements, suggesting they can treat, mitigate, or prevent diseases such as breast cancer and Alzheimer's.2017-02-01Source
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Frequently Asked Questions
Is Life Extension Bio-Fisetin, 30 Vegetarian Capsules a good supplement?

Life Extension Bio-Fisetin, 30 Vegetarian Capsules received a product quality score of 83/100 in GoodSupp's independent analysis, indicating strong overall quality. The product contains 1 active ingredients Of the 6 inactive ingredients, 5 are rated safe and 0 are flagged for review. The manufacturer, Life Extension, holds a brand trust score of 86/100 with 3 verified certifications including Consumerlab, Fda Gmp Inspections, Nsf Gmp.

What are the ingredients in Life Extension Bio-Fisetin, 30 Vegetarian Capsules?

Life Extension Bio-Fisetin, 30 Vegetarian Capsules contains 1 active ingredients: Bio-Fisetin Proprietary BlendProviding 18% fisetin (8 mg) [from wax tree extract (stem)], 35% galactomannans (15 mg) [from fenugreek (seed)] (44.5 mg). Each ingredient's dosage, form, and safety rating is analyzed independently in GoodSupp's full product breakdown.

Is Life Extension Bio-Fisetin, 30 Vegetarian Capsules safe to take?

Life Extension Bio-Fisetin, 30 Vegetarian Capsules has been analyzed for ingredient safety across all its components. Always consult your healthcare provider before starting any new supplement, especially if you take medications or have underlying health conditions.

Is Life Extension a trustworthy supplement brand?

Life Extension receives a brand trust score of 86/100 based on GoodSupp's independent analysis of certifications, regulatory history, and transparency practices. Founded in 1980 and headquartered in Fort Lauderdale, Florida, USA, the company offers 352 products in their lineup. They hold 3 verified certifications including Consumerlab, Fda Gmp Inspections, Nsf Gmp. Third-party certifications are independently verified and indicate the brand meets specific quality, purity, and manufacturing standards. Note: Life Extension has 2 historical regulatory incidents on record, which are factored into the trust score.

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Disclaimer: GoodSupp provides independent supplement quality analysis for informational purposes only. Scores are generated algorithmically based on ingredient profiles, brand certifications, and public records. This is not medical advice. Always consult a healthcare professional before starting any supplement regimen. Product data is sourced from manufacturer labels and public databases. GoodSupp is not affiliated with any supplement brand.