🟢 100/100

This product looks safe

  • No ingredients exceed tolerable upper intake levels
  • 25% of ingredients have research evidence
B Label Compliance Grade

Product Label

📸

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Label Data

3.3 Gram(s) Serving Size
90 Servings
Botanical with Nutrients Product Type
25% Evidence Coverage

Supplement Facts — Evidence Check

Calories
5 Calorie(s)
Total Carbohydrates
2 Gram(s) (1% DV)
Vitamin C
100 mg (111% DV)
30 mg (200% DV)
✅ 2.0× RDA — within safe limits 📚 177 studies (Tier A: 3, B: 90)
RDA 15mg This product: 30mg UL 1000mg
Potassium
125 mg (3% DV)
✅ 1.3× RDA — within safe limits 📚 177 studies (Tier A: 3, B: 90)
RDA 15mg This product: 20mg UL 1000mg
Cranberry fruit concentrate
200 mg
Blueberry fruit extract
100 mg
Grape Juice, Powder
93 mg
Raspberry fruit powder
90 mg
📊 Market median: 175.0mg (497 products) 📚 11 studies (Tier A: 0, B: 1)
This product: 40mg
Black Currant fruit extract
40 mg
📊 Market median: 250.0mg (182 products) 📚 10 studies (Tier A: 0, B: 2)
This product: 40mg
Prune, Powder
30 mg
Black Chokeberry Fruit Extract
20 mg
Bioperine
56 mcg

Other Ingredients

Fructose Citric Acid Malic Acid Silicon Dioxide Rebaudioside A Lo Han Guo fruit extract Glucose Maltodextrin Stearic Acid

Label Claims — Verification

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

Target Groups

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

Product Information

📋 Directions for Use

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

⚠️ Warnings & Precautions

Warning: If you are currently using prescription drugs, have an ongoing medical condition or are pregnant or breastfeeding, consult your healthcare provider before using this product.

Keep out of the reach of children.

Do not use if safety seal is broken or missing. Resale on third-party websites is strictly prohibited unless specifically authorized by Market America or its corporate affiliates. If barcodes are altered or you purchase this product from an unauthorized third-party website, the product is not guaranteed by Market America or its corporate affiliates.

🧪 Formulation Notes

Delivers a comprehensive antioxidant network Provides high ORAC (Oxygen Radical Absorption Capacity) value Supports cognitive health Supports the immune system Complements Isotonix OPC-3 to provide a powerful free-radical defense

This vegan product contains no added wheat, soy, yeast, gluten, artificial flavor, starch, salt, preservatives or milk.

Gluten free

Vegan

Additional Information

Store in a cool, dry place.

Product Details

UPC / SKU 8 48570 00628 8
DSLD Entry Date 2024-06-20
Product Type Botanical with Nutrients
Form Powder
Brand Isotonix
DSLD ID 313395
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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