🟢 100/100

This product looks safe

  • No ingredients exceed tolerable upper intake levels
  • 50% of ingredients have research evidence
A Label Compliance Grade

Product Label

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Label Data

1 Tablet(s) Serving Size
500 Servings
Other Combinations Product Type
50% Evidence Coverage

Supplement Facts — Evidence Check

Vitamin C
1000 mg (1111% DV)
📊 Market median: 500.0mg (283 products) 📚 173 studies (Tier A: 0, B: 62)
This product: 100mg

Other Ingredients

Ascorbic Acid Microcrystalline Cellulose Maltodextrin Croscarmellose Sodium Citrus Bioflavonoid Complex Magnesium Stearate Guar Gum Palm Oil Rose Hips Silicon Dioxide Stearic Acid Sunflower Lecithin

Label Claims — Verification

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

Target Groups

Adult (18 - 50 Years) Gluten Free

Product Information

📋 Directions for Use

Suggested Use: Adults - Take one (1) tablet daily with food as a dietary supplement.

⚠️ Warnings & Precautions

Caution: Pregnant or nursing women, individuals taking medication(s) or persons who have a health condition should consult their physician before using this product.

Keep out of the reach of children.

Vitamin Infoline 1-800-428-8048 Important: Tamper-evident seal under cap. Do not use if printed seal is broken or missing.

🧪 Formulation Notes

Quality Purity Potency

Kirkland Signature Vitamin C helps the body's cells fight against oxidative damage.

Vitamin C helps maintain and support: Antioxidant activity Immune system USP has tested and verified ingredients, potency, and manufacturing process. USP sets official standards for dietary supplements. See www.uspverified.org

EZ swallow coating

C 1000 mg with Rose Hips and Citrus Bioflavonoid Complex

May support the immune system May promote antioxidant activity

No artificial colors or flavors No gluten No lactose

Some scientific evidence suggests that consumption of antioxidant vitamins may reduce the risk of certain forms of cancer, However, FDA does not endorse this claim because the evidence is limited and not conclusive.

Vitamin C tablets USP

Tablet color may vary.

Percent Daily Values are based on the new RDI (Reference Daily Intake) published by the FDA in May 2016.

Additional Information

USP Dietary Supplement Verified

Store at 15 degrees - 30 degrees C (59 degrees - 86 degrees F).

Product Details

UPC / SKU 0 96619 98268 4
DSLD Entry Date 2022-12-13
Product Type Other Combinations
Form Tablet or Pill
DSLD ID 278462
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
A Vitamin C supplementation for the primary prevention of cardiovascular disease
Systematic Review The Cochrane database of systematic reviews 2017
A Vitamin C for preventing and treating the common cold
Meta Analysis The Cochrane database of systematic reviews 2013
A Vitamin C for preventing and treating pneumonia
Meta Analysis The Cochrane database of systematic reviews 2013
A Vitamin E supplementation in pregnancy
Meta Analysis The Cochrane database of systematic reviews 2015
A Vitamin C supplementation for prevention and treatment of pneumonia
Meta Analysis The Cochrane database of systematic reviews 2020
A Vitamin C supplementation for prevention and treatment of pneumonia
Systematic Review The Cochrane database of systematic reviews 2021
A Nutritional interventions for preventing and treating pressure ulcers
Meta Analysis The Cochrane database of systematic reviews 2024
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
A Circulating vitamin C concentration and risk of cancers: a Mendelian randomization study
Meta Analysis BMC medicine 2021
View all evidence for Vitamin C →

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