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Vitamin C

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

This product looks safe

  • No ingredients exceed tolerable upper intake levels
  • 100% of ingredients have research evidence
A Label Compliance Grade

What the Evidence Says

AI-generated · Qwen 3.6 · grounded in 1 source · methodology

Calcium ascorbate is a buffered form of vitamin C used to support immune function and collagen synthesis. There is strong research evidence supporting the role of vitamin C in antioxidant defense. However, the specific evidence coverage for this product's formulation is limited.

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

Label

Product Label

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

Label Data

1 Capsule(s)
Serving Size
60
Servings
Mineral
Product Type
100%
Evidence Coverage
Ingredients

Supplement Facts — Evidence Check

Market median: 4002.0mg (1 products) 21 studies (A:0, B:2)

Other Ingredients

Calcium Ascorbate Hydroxypropyl Methylcellulose
Claims

Label Claims — Verification

Unverified Nutrient
Unverified All Other
Unverified Structure/Function
Info

Product Information

Directions for Use

Recommended dosage: Adults take one capsule daily, or as recommended. For children adapt dosage according to body weight. Best taken with meals. Do not exceed the recommended dosage.

Warnings & Precautions

A food supplement should not be used as a substitute for a varied diet.

Storage: Store in a dry place at room temperature, out of reach of young children.

Formulation Notes

Kala Health calcium ascorbate is of high quality. This buffered red form of Vitamin C usually causes less gastrointestinal discomfort than pure ascorbic acid.

Food Supplement, containing vitamins.

Permitted health claims for Vitamin C Vitamin C supports the immune system Vitamin C contributes to normal energy metabolism and helps to reduce fatigue Vitamin C has a positive effect on nervous system function and contributes to normal psychological functioning Vitamin C contributes to the protection of cells against oxidative damage Vitamin C contributes to the formation of collagen and thus supports a good condition of blood vessels, bones, cartilage, skin, gums and teeth.

Buffered calcium ascorbate

Free from: Yeast, sugar, starch, gluten, artificial flavors, colors or preservatives.

Additional Information

Storage: Store in a dry place at room temperature, out of reach of young children.

RI = EU Reference Intake

Metadata

Product Details

DSLD Entry Date2024-06-20
Product TypeMineral
FormCapsule
DSLD ID311337
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.