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Vitamin C, D3, Zinc & K2

product on market Capsule Herbs SRA Safety: 80/100
80/100

This product is generally safe

  • Zinc: 50mg is 1.2× the Tolerable Upper Intake Level (40mg)
  • Vitamin D3: 0.125mg is 1.2× the Tolerable Upper Intake Level (0.1mg)
  • 75% of ingredients have research evidence
D Label Compliance Grade

What the Evidence Says

AI-generated · Qwen 3.6 · methodology

Vitamin C and zinc are supported by strong evidence for immune function, while vitamins D3 and K2 are recognized for supporting bone health and calcium regulation. Research for these ingredients is well-established, though the overall evidence coverage for this specific formulation is limited. The profile maintains a high safety score.

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

Alerts

Safety Alerts

Zinc: 50mg is 1.2× the Tolerable Upper Intake Level (40mg)

Vitamin D3: 0.125mg is 1.2× the Tolerable Upper Intake Level (0.1mg)

Label

Product Label

Label for Vitamin C, D3, Zinc & K2
Open Full PDF View on NIH DSLD →
Details

Label Data

2 Capsule(s)
Serving Size
60
Servings
Multi-Vitamin and Mineral (MVM)
Product Type
75%
Evidence Coverage
Ingredients

Supplement Facts — Evidence Check

Vitamin C
565 mg (575% DV)
50 mg (333% DV)
Exceeds UL by 1.2× (UL: 40 mg) 263 studies (A:6, B:134)
9 mg (455% DV)
75.0× RDA — above typical dose 275 studies (A:9, B:175)
125 mcg (625% DV)
Exceeds UL by 1.2× (UL: 0.1 mg) 608 studies (A:16, B:251)

Other Ingredients

Cellulose
Claims

Label Claims — Verification

Unverified Nutrient
Unverified All Other
Unverified Structure/Function
Info

Product Information

Directions for Use

Suggested use: As a dietary supplement, take two (2) capsules twice daily. For best results, take capsules in the morning and the afternoon with 8oz. of water.

Warnings & Precautions

Caution: Do not exceed recommended dose. Do not use if safety seal is damaged or missing.

Pregnant or nursing mothers, children under the age of 18, and individuals with a known medical condition should consult a physician before using this or any dietary supplement.

Pregnant or nursing mothers, children under the age of 18, and individuals with a known medical condition should consult a physician before using this or any dietary supplement. Keep out of the reach of children.

Additional Information

Store in a cool, dry place.

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Metadata

Product Details

DSLD Entry Date2024-08-22
Product TypeMulti-Vitamin and Mineral (MVM)
FormCapsule
DSLD ID316219
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.