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C-Max Vitamin C 1500 mg

product on market Tablet or Pill Douglas Laboratories Safety: 100/100
100/100

This product looks safe

  • No ingredients exceed tolerable upper intake levels
  • 50% of ingredients have research evidence
A Label Compliance Grade

What the Evidence Says

AI-generated · Qwen 3.6 · methodology

Vitamin C is supported by strong evidence for its role in immune function and antioxidant protection. The inclusion of a bioflavonoid complex may enhance the bioavailability and activity of the vitamin. Overall, these ingredients are well-researched for maintaining general health and cellular defense.

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

Label

Product Label

Label for C-Max Vitamin C 1500 mg
Open Full PDF View on NIH DSLD →
Details

Label Data

1 Tablet(s)
Serving Size
30
Servings
Other Combinations
Product Type
50%
Evidence Coverage
Ingredients

Supplement Facts — Evidence Check

Vitamin C
1500 mg (2500% DV)
Market median: 500.0mg (283 products) 174 studies (A:0, B:62)

Other Ingredients

Cellulose Rose Hips Vegetable Stearate Silica
Claims

Label Claims — Verification

Unverified All Other
Info

Product Information

Directions for Use

Suggesed Usage: As a dietary supplement, adults take 1 tablet daily or as directed by physician.

Warnings & Precautions

KEEP OUT OF REACH OF CHILDREN.

Tamper resistant package, do not use if outer seal is missing.

Formulation Notes

This product contains NO yeast, wheat gluten, soy protein, milk/dairy, corn, sodium, sugar, starch, artificial coloring, preservatives or flavoring.

Additional Information

For optimal storage conditions, store in a cool, dry place. (59°-77°F/15°-25°C) (35-65% relative humidity)

Formula #7964

These tablets were formulated to release a full 1500 mg. of Vitamin C gradually over a period of up to 8 hours. The release of Vitamin C will begin within 30 minutes of ingestion of the tablet and will continue until fully released which will take up to 8 hours.

Metadata

Product Details

UPC / SKU3 10539 00324 4
DSLD Entry Date2012-06-25
Product TypeOther Combinations
FormTablet or Pill
DSLD ID9339
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.