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Vitamin C

product on market Powder Source Naturals Safety: 100/100
100/100

This product looks safe

  • No ingredients exceed tolerable upper intake levels
  • Limited research evidence available for ingredients
B Label Compliance Grade
Label

Product Label

Label for Vitamin C
Open Full PDF View on NIH DSLD →
Details

Label Data

0.25 tsp
Serving Size
212
Servings
Vitamin
Product Type
0%
Evidence Coverage
Ingredients

Supplement Facts — Evidence Check

Vitamin C
1054 mg (1760% DV)
Claims

Label Claims — Verification

Unverified All Other
Unverified Structure/Function
Info

Product Information

Directions for Use

Suggested Use: 1/4 teaspoon mixed in water or juice as desired, preferably with a meal.

Warnings & Precautions

Note: If you are pregnant, may become pregnant, or breastfeeding, consult your health care professional before using this product.

Do not use if either tamper-evident seal is broken or missing.

Keep out of the reach of children.

Formulation Notes

Ascorbic acid crystals

Suitable for Vegetarians.

Contains no yeast, dairy, egg, gluten, soy or wheat. Contains no sugar, starch, salt, preservatives, or artificial color, flavor, or fragrance.

Additional Information

Dissolves instantly

Vitamin C plays a vital role in the formation of collagen (a structural protein in connective tissue), amino acid metabolism and hormone synthesis, and the utilization of many nutrients, such as folic acid and iron. It is also a key factor in the body's immune system.

For reference, one level teaspoon contains approximately 4.22 grams of vitamin C.

SN0432 REV E111

Metadata

Product Details

UPC / SKU0 21078 00432 5
DSLD Entry Date2017-06-23
Product TypeVitamin
FormPowder
DSLD ID75593
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.