🟢 100/100

This product looks safe

  • No ingredients exceed tolerable upper intake levels
  • 20% of ingredients have research evidence
B Label Compliance Grade

Product Label

📸

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Label Data

3.33 Gram(s) Serving Size
90 Servings
Other Combinations Product Type
20% Evidence Coverage

Supplement Facts — Evidence Check

Calories
8 Calorie(s)
Total Carbohydrates
2 Gram(s) (1% DV)
800 IU (16% DV)
✅ Within RDA (0.3× RDA of 0.9 mg) 📚 240 studies (Tier A: 5, B: 97)
RDA 0.9mg This product: 0.24mg UL 3.0mg
Vitamin C
500 mg (833% DV)
Potassium
101 mg (3% DV)

Other Ingredients

Fructose Glucose Maltodextrin Malic Acid natural Orange flavor Silica Citric Acid

Label Claims — Verification

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

Target Groups

Vegetarian Adult (18 - 50 Years) Gluten Free Dairy Free

Product Information

📋 Directions for Use

Directions for use: Pour 1 level, white bottle capful of powder into the overcap. Add water to the line on the overcap (60 ml/2 fl. oz.) and stir. As a dietary supplement, take once daily or as directed by your physician. Maximum absorption occurs when taken on an empty stomach. This product is isotonic only if the specified amounts of powder and water are used.

⚠️ Warnings & Precautions

Keep out of the reach of children.

Do not use if safety seal is broken or missing.

🧪 Formulation Notes

This is a vegetarian product and contains no wheat, soy, yeast, gluten, artificial flavor, starch, salt, preservatives or milk.

This is a vegetarian product and contains no wheat, soy, yeast, gluten, artificial flavor, starch, salt, preservatives or milk.

Additional Information

Provides antioxidant protection Supports a health immune system Promotes skeletal, muscle, cardiovascular and skin health Helps maintain healthy cholesterol levels Promotes normal regulation of heart functions The world's most advanced nutraceuticals

Store in a cool, dry place.

Made in the USA

REV 108

Product Details

DSLD Entry Date 2019-05-28
Product Type Other Combinations
Form Powder
Brand Isotonix
DSLD ID 202714
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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