GNC TriFlex Joint Support Complete Care (30-Day Supply) supplement bottle
GNC

TriFlex Joint Support Complete Care (30-Day Supply)

What We Researched
5 active ingredients analyzed · 6 inactive ingredients decoded · 5 brand certifications checked · 1 retailer compared · Last updated: Mar 2026
80
Product Score Good
88
Brand Score Good

Product Analysis

Transparency Excellent

Supplement Facts

IngredientAmount% DV
Glucosamine Hydrochloride 1.5 g
Chondroitin Sulfate Sodium 1.2 g
TamaFlex® 250 mg
Hyaluronic Acid (as Sodium Hyaluronate) 50 mg
Cucumber (Cucumis sativus) Fruit Extract (as Q-actin®) 20 mg
Bioavailability Good

Absorption Rating

  • Glucosamine Hydrochloride Fair
  • Chondroitin Sulfate Sodium Good
  • Hyaluronic Acid (as Sodium Hyaluronate) Good
  • Cucumber (Cucumis sativus) Fruit Extract (as Q-actin®) Poor
Other Ingredients Excellent

Fillers & Additives

  • Cellulose
  • Stearic Acid Vegetable Source
  • Silicon Dioxide
  • Croscarmellose Sodium
  • Magnesium Stearate Vegetable Source
  • Polyethylene Glycol Low
Efficacy Good

Dosage Analysis

  • Glucosamine Hydrochloride 1.5 g Effective
  • Chondroitin Sulfate Sodium 1.2 g Effective
  • Hyaluronic Acid (as Sodium Hyaluronate) 50 mg Under-dosed

Supplement Facts

Ingredient Amount % Daily Value
Glucosamine Hydrochloride 1.5 g
Chondroitin Sulfate Sodium 1.2 g
TamaFlex® 250 mg
Hyaluronic Acid (as Sodium Hyaluronate) 50 mg
Cucumber (Cucumis sativus) Fruit Extract (as Q-actin®) 20 mg

Other Ingredients

Inactive ingredients used in manufacturing. All rated for safety.

Cellulose Safe

Provides bulk and structure in tablets and capsules.

Stearic Acid Vegetable Source Unknown
Silicon Dioxide Safe

Prevents clumping and ensures consistent dosing.

Croscarmellose Sodium Safe

Helps tablets break apart and dissolve quickly in the stomach.

Magnesium Stearate Vegetable Source Unknown
Polyethylene Glycol Caution

It is used as a binder, coating agent, or to improve solubility.

Price Comparison

Price History

Tracked across major retailers. Updated periodically.

$52$51$50$49$48 Mar 12 $49.99
GNC

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

Brand Trust Report
GNC

Founded 1935 · Pittsburgh, Pennsylvania, USA · 200 products · gnc.com

Certifications

5 certifications
Informed Sport Verified Source
Consumerlab Verified Source
Fda Gmp Inspections Verified Source
Usda Organic Verified Source
Vegan Certified Verified Source

Transparency

3 claims
Third Party Testing Claim — Verified Source
Testing Lab Disclosure — Verified Source
In House Testing — Claimed
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Frequently Asked Questions
Is GNC TriFlex Joint Support Complete Care (30-Day Supply) a good supplement?

GNC TriFlex Joint Support Complete Care (30-Day Supply) received a product quality score of 80/100 in GoodSupp's independent analysis, indicating strong overall quality. The product contains 5 active ingredients with 30 servings per container. Of the 6 inactive ingredients, 3 are rated safe and 1 are flagged for review. The manufacturer, GNC, holds a brand trust score of 88/100 with 5 verified certifications including Informed Sport, Consumerlab, Fda Gmp Inspections, Usda Organic.

What are the ingredients in GNC TriFlex Joint Support Complete Care (30-Day Supply)?

GNC TriFlex Joint Support Complete Care (30-Day Supply) contains 5 active ingredients: Glucosamine Hydrochloride (1.5 g), Chondroitin Sulfate Sodium (1.2 g), TamaFlex® (250 mg), Hyaluronic Acid (as Sodium Hyaluronate) (50 mg), Cucumber (Cucumis sativus) Fruit Extract (as Q-actin®) (20 mg). Each ingredient's dosage, form, and safety rating is analyzed independently in GoodSupp's full product breakdown.

Is GNC TriFlex Joint Support Complete Care (30-Day Supply) safe to take?

GNC TriFlex Joint Support Complete Care (30-Day Supply) has been analyzed for ingredient safety across all its components. Of 6 inactive ingredients, 3 are rated safe. 1 ingredient is flagged for review: Polyethylene Glycol. 'Caution' doesn't mean dangerous — it indicates the ingredient has some considerations worth being aware of, such as potential sensitivities or ongoing research. Always consult your healthcare provider before starting any new supplement, especially if you take medications or have underlying health conditions.

Is GNC a trustworthy supplement brand?

GNC receives a brand trust score of 88/100 based on GoodSupp's independent analysis of certifications, regulatory history, and transparency practices. Founded in 1935 and headquartered in Pittsburgh, Pennsylvania, USA, the company offers 200 products in their lineup. They hold 5 verified certifications including Informed Sport, Consumerlab, Fda Gmp Inspections, Usda Organic. Third-party certifications are independently verified and indicate the brand meets specific quality, purity, and manufacturing standards. No regulatory violations or FDA warning letters were found in our research.

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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.

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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.