🟢 100/100

This product looks safe

  • No ingredients exceed tolerable upper intake levels
  • 38% of ingredients have research evidence
A Label Compliance Grade

Product Label

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Label Data

2 Capsule(s) Serving Size
60 Servings
Other Combinations Product Type
38% Evidence Coverage

Supplement Facts — Evidence Check

Vitamin C
50 mg (84% DV)
25 IU (84% DV)
✅ 1.1× RDA — within safe limits 📚 177 studies (Tier A: 3, B: 90)
RDA 15mg This product: 16.75mg UL 1000mg
50 mg (500% DV)
📊 10.0× RDA — above typical dose 📚 1 studies — no high-quality reviews
RDA 5mg This product: 50mg
1 mg (50% DV)
✅ Within RDA (0.4× RDA of 2.3 mg) 📚 8 studies — no high-quality reviews
RDA 2.3mg This product: 1mg UL 11mg
38 mcg (50% DV)
✅ Within RDA (0.8× RDA of 0.045 mg) 📚 2 studies — no high-quality reviews
RDA 0.045mg This product: 0.038mg UL 2mg
Methyl Sulfonyl Methane
850 mg
📊 Market median: 1000.0mg (1115 products) 📚 22 studies (Tier A: 0, B: 9)
This product: 750mg
📊 Market median: 600.0mg (79 products) 📚 24 studies (Tier A: 0, B: 6)
This product: 125mg
📊 Market median: 1000.0mg (1115 products) 📚 22 studies (Tier A: 0, B: 9)
This product: 50mg
L-Cysteine
50 mg
📊 Market median: 600.0mg (7 products) 📚 39 studies (Tier A: 2, B: 13)
This product: 5mg
L-Glutathione
2 mg
Green Shell Mussel
25 mg

Other Ingredients

Rice Flour Magnesium Stearate and Gelatin

Label Claims — Verification

All Other
Structure/Function
All Other (99% of products) Structure/Function (83% of products) Nutrient (54% of products)

Target Groups

Adult (18 - 50 Years) Seniors/Mature (>50 Years)

Product Information

📋 Directions for Use

DIETARY SUPPLEMENT

SUGGESTED USE: Take (2) capsules daily, or more as directed by a doctor.

⚠️ Warnings & Precautions

Keep Out of Reach of Children

CAUTION: Persons with a known allergy to shellfish products should consult a physician prior to using this product.

Cointains Soy plus one or more of the following: Chinese Sea Crab, Chinese sea Shrimp, or Alaskan Snow Crab.

Do not use if outer seal is broken.

🧪 Formulation Notes

Glucosamine HCL, Chondroitin Sulfate, MSM & Manganese

Additional Information

STORAGE Store in a cool dry place.

A Natural Approach to Joint Health*

Healthy Solutions for a Better Quality of Life Supports Joint & Cartilage Health Restores Cartilage Health Anti-Inflammatory

Product Details

DSLD Entry Date 2011-11-25
Product Type Other Combinations
Form Softgel Capsule
DSLD ID 2172
Data Updated 2026-04-11

Research Evidence

371 Research Sources
54 Avg Quality Score
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
A Vitamin C supplementation for the primary prevention of cardiovascular disease
Systematic Review The Cochrane database of systematic reviews 2017
A Vitamin C for preventing and treating the common cold
Meta Analysis The Cochrane database of systematic reviews 2013
A Vitamin C for preventing and treating pneumonia
Meta Analysis The Cochrane database of systematic reviews 2013
A Vitamin E supplementation in pregnancy
Meta Analysis The Cochrane database of systematic reviews 2015
A Vitamin C supplementation for prevention and treatment of pneumonia
Meta Analysis The Cochrane database of systematic reviews 2020
A Vitamin C supplementation for prevention and treatment of pneumonia
Systematic Review The Cochrane database of systematic reviews 2021
A Nutritional interventions for preventing and treating pressure ulcers
Meta Analysis The Cochrane database of systematic reviews 2024
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
A Circulating vitamin C concentration and risk of cancers: a Mendelian randomization study
Meta Analysis BMC medicine 2021
View all evidence for Vitamin C →

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