🟢 100/100

This product looks safe

  • No ingredients exceed tolerable upper intake levels
  • 50% of ingredients have research evidence
A Label Compliance Grade

Product Label

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Label Data

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

Supplement Facts — Evidence Check

Vitamin C
500 mg (833% DV)
📊 Market median: 500.0mg (283 products) 📚 173 studies (Tier A: 0, B: 62)
This product: 200mg

Other Ingredients

Ester-C Calcium Ascorbate Citrus Bioflavonoids Complex Cellulose Stearic Acid Croscarmellose Sodium Crospovidone Calcium Carbonate Magnesium Stearate Corn Starch Silicon Dioxide Povidone Polyethylene Glycol Acacia

Label Claims — Verification

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

Target Groups

Adult (18 - 50 Years) Gluten Free

Product Information

📋 Directions for Use

Suggested use: Take one tablet daily with a full glass of water, preferably after a meal.

⚠️ Warnings & Precautions

If pregnant, nursing or taking any medications, consult your healthcare professional before taking this product.

Keep out of the reach of children.

🧪 Formulation Notes

NO PRESERVATIVES ADDED NO LACTOSE NO ARTIFICIAL COLOR OR FLAVOR NO GLUTEN

High Potency Ester-C 500 mg Vitamin C With Bioflavonoids

Additional Information

Keep in a cool dry place, tightly closed.

FRESHNESS AND POTENCY GUARANTEED THROUGH:

QUALITY Promise We are committed to your satisfaction and guarantee the quality of this product.

Ester-C(R) promotes maximum intracellular concentrations of vitamin C. This enhances the healthful benefits of vitamin C.* Bioflavonoids help neutralize damaging free radicals and enhance the antioxidant benefits of vitamin C.* Some scientific evidence suggest that consumption of antioxidant vitamins may reduce the risk of certain forms of cancer. However FDA has determined that this evidence is limited and not conclusive.

No artificial colors have been added to this formula, the product may vary in color.

Manufactured under U.S. Patent Nos. 4,822,816 and 5,070,085 and corresponding foreign patents. Other patents pending.

immune health

enhanced antioxidant protection, boosts immune system, gentle on digestive system*

QUALITY Promise We are committed to your satisfaction and guarantee the quality of this product.

USP has tested and verified ingredients, potency, and manufacturing process. USP sets official standards for dietary supplements. See www.uspverified.org

EAL30330A06

Product Details

UPC / SKU 0 41163 26611 7
DSLD Entry Date 2012-04-26
Product Type Other Combinations
Form Tablet or Pill
Brand Equaline
DSLD ID 7462
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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