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Joint Support Complex

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

This product looks safe

  • No ingredients exceed tolerable upper intake levels
  • 36% of ingredients have research evidence
A Label Compliance Grade

What the Evidence Says

✨ AI-generated · Qwen 3.6 · methodology

Glucosamine and manganese are used to support joint health and cartilage maintenance, while vitamins C and D contribute to bone and immune function. Research evidence for these ingredients varies from moderate to limited regarding joint efficacy. The formulation maintains a high safety profile with no significant concerns noted.

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

Label

Product Label

Label for Joint Support Complex
Open Full PDF View on NIH DSLD →
Details

Label Data

2 Caplet(s)
Serving Size
40
Servings
Other Combinations
Product Type
36%
Evidence Coverage
Ingredients

Supplement Facts — Evidence Check

Vitamin C
60 mg (67% DV)
50 mcg (250% DV)
3.3× RDA — above typical dose (UL: 0.1 mg) 608 studies (A:16, B:251)
2 mg (87% DV)
Within RDA (0.9× RDA) 9 studies — no high-quality reviews
Sodium
60 mg (3% DV)
Market median: 1000.0mg (1115 products) 24 studies (A:0, B:9)
Market median: 600.0mg (79 products) 25 studies (A:0, B:6)
Market median: 1000.0mg (2 products)
Gelatin, Hydrolyzed
270 mg
Market median: 375.0mg (171 products) 31 studies (A:1, B:14)
3 mg
Market median: 3.0mg (58 products) 3 studies — no high-quality reviews
Market median: 100.0mg (173 products)

Other Ingredients

Hydroxypropyl Methylcellulose Croscarmellose Sodium Crospovidone Caramel color Carnauba Wax Corn Starch Crospovidone Ethyl Vanillin Gum Arabic Magnesium Stearate Polyethylene Glycol Povidone Silicon Dioxide Sucrose Talc Titanium Dioxide
Claims

Label Claims — Verification

Unverified All Other
Unverified Structure/Function
Info

Product Information

Directions for Use

Directions: As a dietary supplement, take two (2) caplets daily, preferably after a meal.

Warnings & Precautions

Keep out of reach of children.

Contains: crustaceans (shrimp) and soy. Caution: if you are allergic to shellfish, please consult your healthcare professional before taking this product. Contains a bioengineered food ingredient.

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

Supports a healthy joint matrix 40-day supply

Additional Information

Store in a cool, dry place.

For more information: 1-888-462-2548 GNC.com

GNC Quality since 1935

Metadata

Product Details

UPC / SKU0 48107 24512 2
DSLD Entry Date2024-06-20
Product TypeOther Combinations
FormOther (e.g. tea bag)
BrandGNC Select
DSLD ID313697
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.