Vitamin C Powder 100% Pure Ascorbic Acid

product on market Powder Dr. Clark Store 🟢 Safety: 100/100
Brand: Dr. Clark Store
🟢 100/100

This product looks safe

  • No ingredients exceed tolerable upper intake levels
  • Limited research evidence available for ingredients
B Label Compliance Grade

Product Label

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Label Data

0.125 tsp Serving Size
698 Servings
Vitamin Product Type
0% Evidence Coverage

Supplement Facts — Evidence Check

Vitamin C
650 mg (1083% DV)

Other Ingredients

None

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)

Product Information

📋 Directions for Use

Suggested use: Take 1/8 teaspoon, or as directed by a healthcare professional. Mix with a beverage or sprinkle directly on food.

⚠️ Warnings & Precautions

Keep away from children.

Warning: If you are pregnant, nursing or taking any medications, consult your doctor before use.

If any adverse reactions occur, immediately stop using this product and consult your doctor.

🧪 Formulation Notes

Our products don't contain flow agents like magnesium stearate. Not now, not ever.

Antioxidant protection

Additional Information

Made in USA

Leader in purity Established by Dr. Clark's Family in 1993

Quality Assured GMP

Servings Per Container: Approx. 698

Store tightly sealed in a dark, dry place. Do not refrigerate.

Company does not adopt any Dr. Clark claims.

Product Details

UPC / SKU 6 52384 10063 2
DSLD Entry Date 2020-03-24
Product Type Vitamin
Form Powder
Brand Dr. Clark Store
DSLD ID 215844
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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