Life Extension Fast-Acting Joint Formula, 30 Capsules supplement bottle
Life Extension

Fast-Acting Joint Formula, 30 Capsules

What We Researched
3 active ingredients analyzed · 4 inactive ingredients decoded · 3 brand certifications checked · 3 retailers compared · Last updated: Mar 2026
70
Product Score Fair
86
Brand Score Good

Product Analysis

Transparency Excellent

Supplement Facts

IngredientAmount% DV
Hyal-Joint®[hyaluronic acid (sodium hyaluronate), collagen, glycosaminoglycan complex] 40 mg **
Decursinol-50®Angelica gigas Nakai extract (root) [std. to 0.1% decursinol] 200 mg **
Cynatine®FLX (providing solubilized keratin) 300 mg **
Bioavailability Very Good

Absorption Rating

  • Hyal-Joint®[hyaluronic acid (sodium hyaluronate), collagen, glycosaminoglycan complex] Good
  • Decursinol-50®Angelica gigas Nakai extract (root) [std. to 0.1% decursinol] Good
  • Cynatine®FLX (providing solubilized keratin) Fair
Other Ingredients Excellent

Fillers & Additives

  • Gelatin
  • Microcrystalline Cellulose
  • Vegetable Stearate
  • Silica
Efficacy Very Poor

Dosage Analysis

  • Hyal-Joint®[hyaluronic acid (sodium hyaluronate), collagen, glycosaminoglycan complex] 40 mg Under-dosed
  • Decursinol-50®Angelica gigas Nakai extract (root) [std. to 0.1% decursinol] 200 mg Under-dosed

Supplement Facts

Ingredient Amount % Daily Value
Hyal-Joint®[hyaluronic acid (sodium hyaluronate), collagen, glycosaminoglycan complex] 40 mg **
Decursinol-50®Angelica gigas Nakai extract (root) [std. to 0.1% decursinol] 200 mg **
Cynatine®FLX (providing solubilized keratin) 300 mg **

Other Ingredients

Inactive ingredients used in manufacturing. All rated for safety.

Gelatin Safe

Forms the capsule shell that holds the supplement contents.

Microcrystalline Cellulose Safe

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

Vegetable Stearate Safe

Prevents ingredients from sticking to equipment.

Silica Safe

Prevents ingredients from clumping and improves powder flow.

Price Comparison

Price History

Tracked across major retailers. Updated periodically.

$31$30$28$27$25 Mar 12 $29.25$27.00
iHerb
Vitacost

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
Related Supplements
Frequently Asked Questions
Is Life Extension Fast-Acting Joint Formula, 30 Capsules a good supplement?

Life Extension Fast-Acting Joint Formula, 30 Capsules received a product quality score of 70/100 in GoodSupp's independent analysis, suggesting some areas that could be improved. The product contains 3 active ingredients All 4 inactive ingredients (fillers, binders, capsule materials) are rated safe — a clean formulation with no flagged additives. 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 Fast-Acting Joint Formula, 30 Capsules?

Life Extension Fast-Acting Joint Formula, 30 Capsules contains 3 active ingredients: Hyal-Joint®[hyaluronic acid (sodium hyaluronate), collagen, glycosaminoglycan complex] (40 mg), Decursinol-50®Angelica gigas Nakai extract (root) [std. to 0.1% decursinol] (200 mg), Cynatine®FLX (providing solubilized keratin) (300 mg). Each ingredient's dosage, form, and safety rating is analyzed independently in GoodSupp's full product breakdown.

Is Life Extension Fast-Acting Joint Formula, 30 Capsules safe to take?

Life Extension Fast-Acting Joint Formula, 30 Capsules has been analyzed for ingredient safety across all its components. All 4 inactive ingredients — including capsule materials, fillers, and binders — are rated safe based on regulatory data and published safety research. This is a clean formulation with no controversial additives. 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.

How to take turmeric?

This is an important question for supplement consumers. The dietary supplement industry is largely self-regulated, which means product quality, ingredient transparency, and safety practices vary significantly between brands and products. The most reliable way to evaluate any supplement is to check for third-party testing certifications, review the full ingredient list and dosages, and research the brand's regulatory track record. GoodSupp's database of over 250,000 analyzed products provides independent quality scores, ingredient safety ratings, and brand trust reports to help you make evidence-based decisions.

How to use turmeric?

This is an important question for supplement consumers. The dietary supplement industry is largely self-regulated, which means product quality, ingredient transparency, and safety practices vary significantly between brands and products. The most reliable way to evaluate any supplement is to check for third-party testing certifications, review the full ingredient list and dosages, and research the brand's regulatory track record. GoodSupp's database of over 250,000 analyzed products provides independent quality scores, ingredient safety ratings, and brand trust reports to help you make evidence-based decisions.

How to take turmeric for inflammation?

This is an important question for supplement consumers. The dietary supplement industry is largely self-regulated, which means product quality, ingredient transparency, and safety practices vary significantly between brands and products. The most reliable way to evaluate any supplement is to check for third-party testing certifications, review the full ingredient list and dosages, and research the brand's regulatory track record. GoodSupp's database of over 250,000 analyzed products provides independent quality scores, ingredient safety ratings, and brand trust reports to help you make evidence-based decisions.

Scan Any Supplement Instantly

Download GoodSupp to scan barcodes, check ingredient safety, and find the best supplements for your needs.

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.