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Sport

product on market Other (e.g. tea bag) GNC Triflex Safety: 100/100
100/100

This product looks safe

  • No ingredients exceed tolerable upper intake levels
  • 40% of ingredients have research evidence
A Label Compliance Grade

What the Evidence Says

✨ AI-generated · Qwen 3.6 · methodology

Glucosamine and chondroitin sulfate are commonly used to support joint health, though research evidence for their efficacy remains moderate to limited. Vitamin C provides antioxidant support and is essential for collagen synthesis. The overall evidence coverage for this specific ingredient profile is low.

AI-generated summary based on research evidence. Not medical advice.

Label

Product Label

Label for Sport
Open Full PDF View on NIH DSLD →
Details

Label Data

4 Caplet(s)
Serving Size
30
Servings
Other Combinations
Product Type
40%
Evidence Coverage
Ingredients

Supplement Facts — Evidence Check

Vitamin C
120 mg (200% DV)
Sodium
130 mg (5% DV)
1500 mg
Market median: 1000.0mg (1115 products) 24 studies (A:0, B:9)
Market median: 600.0mg (79 products) 25 studies (A:0, B:6)
Joint Cushioning Sports Blend
955 mg

Other Ingredients

Cellulose Titanium Dioxide natural Vanilla flavor Vegetable Acetoglycerides Caramel color Ethyl Vanillin Sucralose
Claims

Label Claims — Verification

Unverified All Other
Unverified Structure/Function
Info

Product Information

Directions for Use

Directions: As a dietary supplement, take four caplets daily.

Warnings & Precautions

CONTAINS: Crustaceans (Shrimp).

KEEP OUT OF REACH OF CHILDREN.

WARNING: Consult your physician prior to using this product if you are pregnant, nursing, taking medication, or have a medical condition. Discontinue use two weeks prior to surgery.

Formulation Notes

No Artificial Colors, No Wheat, No Gluten, No Soy, No Dairy, Yeast Free.

Glucosamine - Chondroitin - MSM

Additional Information

Store in a cool, dry place.

- Protects joints from wear and tear of exercise* - Maximum strength joint comfort for active individuals* - Clinical strength for daily long-term use*

ACTUAL SIZE

CODE 281512 AMG

Conforms to USP <2091> for weight. Meets USP <2040> disintegration.

NEW & IMPROVED

Plus Joint Cushioning Sports Blend

Metadata

Product Details

UPC / SKU0 48107 10135 0
DSLD Entry Date2011-10-26
Product TypeOther Combinations
FormOther (e.g. tea bag)
BrandGNC Triflex
DSLD ID1653
Data Updated2026-04-11
Research

Research Evidence

371
Research Sources
54
Avg Quality
148
Meta Analysis
82
Systematic Review
71
Rct
62
Clinical Trial
2
Regulatory Source
1
Cochrane Review
1
Narrative Review
1
Other
1
Openfda Safety
A Vitamin C supplementation in pregnancy
Meta Analysis The Cochrane database of systematic reviews 2015 PubMed DOI
A Vitamin C supplementation for the primary prevention of cardiovascular disease
Systematic Review The Cochrane database of systematic reviews 2017 PubMed DOI
A Vitamin C for preventing and treating the common cold
Meta Analysis The Cochrane database of systematic reviews 2013 PubMed DOI
A Vitamin C for preventing and treating pneumonia
Meta Analysis The Cochrane database of systematic reviews 2013 PubMed DOI
A Vitamin E supplementation in pregnancy
Meta Analysis The Cochrane database of systematic reviews 2015 PubMed DOI
A Vitamin C supplementation for prevention and treatment of pneumonia
Meta Analysis The Cochrane database of systematic reviews 2020 PubMed DOI
A Vitamin C supplementation for prevention and treatment of pneumonia
Systematic Review The Cochrane database of systematic reviews 2021 PubMed DOI
A Nutritional interventions for preventing and treating pressure ulcers
Meta Analysis The Cochrane database of systematic reviews 2024 PubMed DOI
A Does Vitamin C Supplementation Provide a Protective Effect in Periodontal Health? A Systematic Review and Meta-Analysis
Meta Analysis International journal of molecular sciences 2024 PubMed DOI
A Circulating vitamin C concentration and risk of cancers: a Mendelian randomization study
Meta Analysis BMC medicine 2021 PubMed DOI
View all evidence for Vitamin C →
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This product page is for informational purposes only and does not constitute medical advice. Always consult your healthcare provider before taking any supplement.