🟢 94/100

This product looks safe

  • Manganese: 25mg is 2.3× the Tolerable Upper Intake Level (11mg)
  • 50% of ingredients have research evidence
C Label Compliance Grade

Product Label

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Safety Alerts

⚠️ Manganese: 25mg is 2.3× the Tolerable Upper Intake Level (11mg)

Label Data

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

Supplement Facts — Evidence Check

Vitamin C
250 mg (417% DV)
25 mg (1250% DV)
⚠️ Exceeds Tolerable Upper Intake Level by 2.3× (UL: 11 mg) 📚 8 studies — no high-quality reviews
RDA 2.3mg This product: 25mg UL 11mg
500 mg
📊 Market median: 500.0mg (283 products) 📚 173 studies (Tier A: 0, B: 62)
This product: 500mg
50 mg
📊 Market median: 200.0mg (136 products) 📚 3 studies — no high-quality reviews
This product: 50mg
50 mg
📊 Market median: 450.0mg (254 products) 📚 240 studies (Tier A: 0, B: 100)
This product: 50mg
📊 Market median: 500.0mg (283 products) 📚 173 studies (Tier A: 0, B: 62)
This product: 100mg

Other Ingredients

Magnesium Stearate Cellulose Vegetable Stearin Dicalcium Phosphate Silica

Label Claims — Verification

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

Target Groups

Adult (18 - 50 Years)

Product Information

📋 Directions for Use

Suggested Use: As a dietary supplement, adults take one (1) tablet, two (2) times daily with meals, or as directed by a health care professional.

⚠️ Warnings & Precautions

Keep out of reach of children.

🧪 Formulation Notes

Contains No Added sugar, salt, dairy, yeast, wheat, corn, soy, preservatives, artificial colors or flavors.

Vitamin C, bromelain, turmeric, citrus bioflavonoids and manganese work synergistically to enhance the proven benefits of Quercetin.

Additional Information

Store in a cool, dry place and away from direct light.

QUALITY AND POTENCY GUARANTEED

"We Make It Better..."

#10128

Product Details

DSLD Entry Date 2013-03-25
Product Type Other Combinations
Form Tablet or Pill
DSLD ID 19492
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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