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product on market Tablet or Pill Karuna 🟢 Safety: 100/100
Brand: Karuna
🟢 100/100

This product looks safe

  • No ingredients exceed tolerable upper intake levels
  • 40% of ingredients have research evidence
A Label Compliance Grade

Product Label

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Label Data

4 Tablet(s) Serving Size
30 Servings
Other Combinations Product Type
40% Evidence Coverage

Supplement Facts — Evidence Check

Vitamin C
1000 mg (1667% DV)
1500 mg
📊 Market median: 200.0mg (136 products) 📚 3 studies — no high-quality reviews
This product: 1500mg
1200 mg
📊 Market median: 450.0mg (254 products) 📚 240 studies (Tier A: 0, B: 100)
This product: 1200mg
Willow Bark Extract
900 mg
300 mg
📊 Market median: 500.0mg (283 products) 📚 173 studies (Tier A: 0, B: 62)
This product: 300mg

Other Ingredients

Cellulose Vegetable Stearine Silica Croscarmellose Sodium Food Glaze Vegetable Coating

Label Claims — Verification

❓ All Other
❓ Structure/Function
All Other (99% of products) Structure/Function (83% of products) Nutrient (54% of products)

Target Groups

Adult (18 - 50 Years) Dairy Free Sugar Free

Product Information

📋 Directions for Use

Suggested use for adults: Four tablets daily, or as directed by your health care practitioner.

⚠️ Warnings & Precautions

This product is intended for professional use and is manufactured under strict quality control to ensure the optimum in purity, potency and reliability.

🧪 Formulation Notes

Effective formula to support tissue restoration

This product is intended for professional use and is manufactured under strict quality control to ensure the optimum in purity, potency and reliability.

This product contains no yeast, wheat, soy, milk, salt, sugar, artificial coloring, preservatives or flavoring.

Additional Information

*gdu/gm (gelatin digesting units per gram), a standard rating index of enzyme potency equivalent to 150% of mcu's

Keep in a cool, dry place, tightly capped.

Product Details

UPC / SKU 0 18647 09103 9
DSLD Entry Date 2025-02-23
Product Type Other Combinations
Form Tablet or Pill
Brand Karuna
DSLD ID 327081
Data Updated 2026-04-11

Research Evidence

371 Research Sources
54 Avg Quality Score
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 Cochrane
A Vitamin C supplementation for the primary prevention of cardiovascular disease
Systematic Review The Cochrane database of systematic reviews 2017
PubMed DOI Cochrane
A Vitamin C for preventing and treating the common cold
Meta Analysis The Cochrane database of systematic reviews 2013
PubMed DOI Cochrane
A Vitamin C for preventing and treating pneumonia
Meta Analysis The Cochrane database of systematic reviews 2013
PubMed DOI Cochrane
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 Cochrane
A Vitamin C supplementation for prevention and treatment of pneumonia
Systematic Review The Cochrane database of systematic reviews 2021
PubMed DOI Cochrane
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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