Home/ Supplements/ Vitamin C/ Ester-C 500 mg With Citrus Bioflavoinds

Ester-C 500 mg With Citrus Bioflavoinds

product on market Capsule American Health Safety: 100/100
100/100

This product looks safe

  • No ingredients exceed tolerable upper intake levels
  • 33% of ingredients have research evidence
A Label Compliance Grade

What the Evidence Says

AI-generated · Qwen 3.6 · methodology

Vitamin C and citrus bioflavonoids are supported by moderate evidence for antioxidant support and immune function. Calcium is strongly linked to the maintenance of bone density and skeletal health. These ingredients are generally recognized as safe for consumption at the provided dosages.

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

Label

Product Label

Label for Ester-C 500 mg With Citrus Bioflavoinds
Open Full PDF View on NIH DSLD →
Details

Label Data

2 Vegetarian Capsule(s)
Serving Size
120
Servings
Other Combinations
Product Type
33%
Evidence Coverage
Ingredients

Supplement Facts — Evidence Check

Vitamin C
1000 mg (1111% DV)
Calcium
110 mg (8% DV)
Market median: 500.0mg (283 products) 174 studies (A:0, B:62)

Other Ingredients

Cellulose Stearic Acid
Claims

Label Claims — Verification

Unverified Nutrient
Unverified All Other
Unverified Structure/Function
Info

Product Information

Directions for Use

Directions: For adults, take two (2) vegetarian capsules once daily, preferably with a meal.

Warnings & Precautions

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

Discontinue use and consult your doctor if adverse reactions occur.

Keep out of reach of children.

Do not use if seal under cap is broken or missing.

Formulation Notes

Ester-C is a unique, breakthrough Vitamin C Formula containing naturally occurring metabolites. Metabolites help enhance the retention of vitamin C by your white blood cells, an important part of your immune system. Ester-C's water-based manufacturing process neutralizes pH, making it non-acidic and gentle on the stomach. In a daily 1,000 mg dose, Ester-C delivers 24-hour immune support...so once a day is all you need. Added Citrus Bioflavonoids may help your body better absorb and utilizes vitamin C.

No gluten, no yeast, no wheat, no milk, or milk derivatives, no lactose, no soy, no egg, no grapefruit, no sugar, no artificial color, no artificial flavor, no sodium. Non-GMO

Suitable for Vegans

Non-Acidic Gentle and Non-Acidic 24 hr immune support

Unique Vitamin C Formula 500 mg citrus bioflavonoids

Additional Information

Store at room temperature.

Metadata

Product Details

UPC / SKU0 76630 16967 7
DSLD Entry Date2024-08-22
Product TypeOther Combinations
FormCapsule
DSLD ID317670
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
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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.