Home/ Supplements/ Vitamin C/ CDZ

CDZ

product on market Capsule Quantum Health Safety: 100/100
100/100

This product looks safe

  • No ingredients exceed tolerable upper intake levels
  • 67% of ingredients have research evidence
A Label Compliance Grade

What the Evidence Says

✨ AI-generated · Qwen 3.6 · methodology

Vitamin C, Vitamin D, and Zinc are supported by strong evidence for their roles in maintaining immune function. These ingredients contribute to the body's antioxidant defenses and cellular health. Research indicates a high safety profile for these nutrients when taken within recommended dosages.

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

Label

Product Label

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

Label Data

1 Capsule(s)
Serving Size
60
Servings
Other Combinations
Product Type
67%
Evidence Coverage
Ingredients

Supplement Facts — Evidence Check

Vitamin C
500 mg (556% DV)
25 mcg (125% DV)
1.7× RDA — within safe limits 608 studies (A:16, B:251)
15 mg (136% DV)
1.4× RDA — within safe limits 263 studies (A:6, B:134)

Other Ingredients

Hypromellose Microcrystalline Cellulose Magnesium Stearate Food Starch, Modified Silicon Dioxide
Claims

Label Claims — Verification

Unverified Nutrient
Unverified All Other
Unverified Structure/Function
Info

Product Information

Directions for Use

Suggested use: Adults take 1 capsule daily or as directed by a doctor.

Warnings & Precautions

Warning: Keep out of reach of children.

If pregnant or breastfeeding, or if you have a medical condition, or if taking any medications or other supplements, consult a health professional before use.

Safety sealed for your protection.

Formulation Notes

Immune support

500 mg vitamin C 1000 IU vitamin D3, 15 mg zinc in each serving

Metadata

Product Details

UPC / SKU0 46985 18500 4
DSLD Entry Date2024-12-21
Product TypeOther Combinations
FormCapsule
BrandQuantum Health
DSLD ID320534
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.