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Ultra Potent-C Powder

product on market Powder Metagenics Safety: 97/100
97/100

This product looks safe

  • Niacin: 84mg is 2.4× the Tolerable Upper Intake Level (35mg)
  • 33% of ingredients have research evidence
C Label Compliance Grade

What the Evidence Says

✨ AI-generated · Qwen 3.6 · methodology

Vitamin C and niacin are supported by strong evidence for antioxidant support and cellular energy metabolism. Calcium and magnesium provide essential mineral support for bone and muscle function. Research for these core ingredients is extensive, though overall evidence coverage for this specific formulation is limited.

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

Alerts

Safety Alerts

Niacin: 84mg is 2.4× the Tolerable Upper Intake Level (35mg)

Label

Product Label

Label for Ultra Potent-C Powder
Open Full PDF View on NIH DSLD →
Details

Label Data

1.95 Gram(s)
Serving Size
122
Servings
Other Combinations
Product Type
33%
Evidence Coverage
Ingredients

Supplement Facts — Evidence Check

Vitamin C
1088 mg (1209% DV)
84 mg (525% DV)
Exceeds UL by 2.4× (UL: 35 mg) 196 studies (A:5, B:63)
Calcium
50 mg (4% DV)
8 mg (2% DV)
Market median: 500.0mg (1 products) 316 studies (A:8, B:159)
Sodium
15 mg (1% DV)
Xylitol
192 mg
40 mg
Market median: 500.0mg (159 products)
Market median: 500.0mg (283 products) 174 studies (A:0, B:62)
Market median: 99.0mg (503 products) 13 studies (A:0, B:3)
Alpha-D-Ribofuranose
15 mg
L-Cysteine
11 mg
L-Glutathione
5 mg

Other Ingredients

Ultra Potent-C
Claims

Label Claims — Verification

Unverified Nutrient
Unverified All Other
Unverified Structure/Function
Info

Product Information

Directions for Use

Directions: For best results, mix a rounded 1/4 teaspoon into four to six ounces of warm water and stir well. Take one time daily or as directed by your healthcare practitioner.

Warnings & Precautions

Caution: Keep out of the reach of children.

Tamper Evident: Do not use if safety seal is missing or broken.

Practitioner Exclusive

Formulation Notes

Ultra Potent-C Powder is a proprietary formulation designed to be gentle on the stomach and well tolerated at high doses. Our vitamin C has been scientifically developed to enhance the absorption of vitamin C by white blood cells, a vital part of your immune system, when compared to ascorbic acid. A great way to get your vitamin C without another pill to swallow!

This product is non-GMO, gluten-free and vegetarian.

This product is non-GMO, gluten-free and vegetarian.

Certified Gluten Free GFCO.org

Stomach-friendly vitamin C for immune support

Additional Information

Storage: Keep tightly closed in a cool, dry place.

GFCO.org (Gluten-Free Certification Organization)

Metadata

Product Details

UPC / SKU7 55571 03062 7
DSLD Entry Date2023-08-23
Product TypeOther Combinations
FormPowder
BrandMetagenics
DSLD ID295873
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.