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Ultra Disc

product on market Tablet or Pill Douglas Laboratories Safety: 97/100
97/100

This product looks safe

  • Manganese: 72mg is 6.5× the Tolerable Upper Intake Level (11mg)
  • 58% of ingredients have research evidence
C Label Compliance Grade

What the Evidence Says

✨ AI-generated · Qwen 3.6 · methodology

This formula contains vitamins C, D3, and B-complex, alongside calcium, which are supported by strong evidence for maintaining immune function and bone health. These ingredients play essential roles in metabolic processes and cellular support. The profile maintains a high safety score, indicating a low risk of adverse effects.

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

Alerts

Safety Alerts

Manganese: 72mg is 6.5× the Tolerable Upper Intake Level (11mg)

Label

Product Label

Label for Ultra Disc
Open Full PDF View on NIH DSLD →
Details

Label Data

1 Tablet(s)
Serving Size
100
Servings
Other Combinations
Product Type
58%
Evidence Coverage
Ingredients

Supplement Facts — Evidence Check

Vitamin C
100 mg (167% DV)
125 IU (31% DV)
Within RDA (0.2× RDA) 608 studies (A:16, B:251)
20 mg (100% DV)
1.4× RDA — within safe limits 196 studies (A:5, B:63)
10 mg (500% DV)
7.7× RDA — above typical dose (UL: 100 mg) 114 studies (A:3, B:35)
Calcium
20 mg (2% DV)
Iron
4 mg (22% DV)
75 mg (19% DV)
Within RDA (0.2× RDA) 316 studies (A:8, B:159)
10 mg (67% DV)
Within RDA (0.9× RDA) 263 studies (A:6, B:134)
72 mg (3600% DV)
Exceeds UL by 6.5× (UL: 11 mg) 9 studies — no high-quality reviews
Potassium
50 mg (1% DV)
Market median: 1000.0mg (1115 products) 24 studies (A:0, B:9)
Market median: 500.0mg (283 products) 174 studies (A:0, B:62)

Other Ingredients

Cellulose Calcium Phosphate Aspartic Acid Vegetable Stearate Bovine Cartilage Silica
Claims

Label Claims — Verification

Unverified All Other
Info

Product Information

Directions for Use

Suggested Usage: As a dietary supplement, adults take 1 or more tablets daily or as directed by physician.

Warnings & Precautions

Warning: If you have an allergy to shellsh, (including crab and shrimp) you should not use this product.

Warning: Accidental overdose of iron-containing products is a leading cause of fatal poisoning in children under 6. Keep this product out of reach of children. In case of accidental overdose, call a doctor or poison control center immediately. 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(0)-77(0)F/15(0)-25(0)C) (35-65% relative humidity)

Formula #7997

Metadata

Product Details

UPC / SKU3 10539 00416 6
DSLD Entry Date2012-06-25
Product TypeOther Combinations
FormTablet or Pill
BrandDouglas Laboratories
DSLD ID9411
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.