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Ester-C Effervescent 1000 mg Natural Lemon Lime

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

This product looks safe

  • No ingredients exceed tolerable upper intake levels
  • 53% of ingredients have research evidence
A Label Compliance Grade

What the Evidence Says

AI-generated · Qwen 3.6 · methodology

Vitamin C, thiamine, and riboflavin are essential nutrients with strong evidence supporting their roles in immune function and energy metabolism. These ingredients contribute to cellular health and antioxidant activity. The overall evidence coverage for this specific formulation is limited.

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

Label

Product Label

Label for Ester-C Effervescent 1000 mg Natural Lemon Lime
Open Full PDF View on NIH DSLD →
Details

Label Data

10 Gram(s)
Serving Size
21
Servings
Other Combinations
Product Type
53%
Evidence Coverage
Ingredients

Supplement Facts — Evidence Check

Calories
20 Calorie(s)
Total Carbohydrates
5 Gram(s) (2% DV)
Vitamin C
1026 mg (1710% DV)
0.38 mg (25% DV)
Within RDA (0.3× RDA) 76 studies (A:0, B:33)
0.43 mg (25% DV)
Within RDA (0.3× RDA) 13 studies (A:0, B:1)
5 mg (25% DV)
Within RDA (0.4× RDA) 196 studies (A:5, B:63)
10 mg (500% DV)
7.7× RDA — above typical dose (UL: 100 mg) 114 studies (A:3, B:35)
12.5 mcg (3% DV)
Market median: 667.0mg (446 products) 226 studies (A:10, B:105)
25 mcg (417% DV)
10.4× RDA — above typical dose 139 studies (A:1, B:44)
2.5 mg (25% DV)
Within RDA (0.5× RDA) 2 studies — no high-quality reviews
Calcium
150 mg (15% DV)
150 mg (15% DV)
Within RDA (0.2× RDA) 13 studies (A:0, B:3)
60 mg (15% DV)
Within RDA (0.1× RDA) 316 studies (A:8, B:159)
2 mg (13% DV)
Within RDA (0.2× RDA) 263 studies (A:6, B:134)
0.5 mg (25% DV)
Within RDA (0.2× RDA) 9 studies — no high-quality reviews
5 mcg (4% DV)
Within RDA (0.1× RDA) 199 studies (A:1, B:55)
Sodium
55 mg (2% DV)
Potassium
280 mg (8% DV)
Antioxidant Health Proprietary Blend
45 mg

Other Ingredients

Fructose Malic Acid Citric Acid natural Lemon Lime flavor Silica Vegetable Cellulose
Claims

Label Claims — Verification

Unverified Nutrient
Unverified All Other
Unverified Structure/Function
Info

Product Information

Directions for Use

Directions: For adults, pour packet into 4-6 fl. oz. of water once daily. Stir or shake.

Take once a day!

Once a day is all you need

Just take one packet daily with 4-6 fl. oz. of water and you are good to go!

Taken once a day, Ester-C has your immune health covered.

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 any adverse reactions occur.

Not intended for use by persons under the age of 18. Keep out of reach of children.

Do not use if packet is torn or open.

Formulation Notes

Patented Vitamin C formula B vitamins to support energy metabolism

100% vegetarian

Non-GMO No artificial sweeteners

Along with essential vitamins, such as B-6 and B-12 to support energy metabolism and vital electrolytes to aid in metabolic hydration, Ester-C Effervescent Formula has got you covered.

No gluten, no yeast, no wheat, no milk or milk derivatives, no lactose, no soy, no egg, no grapefruit, no artificial sweetener or flavor.

Suitable for vegetarians.

Non-GMO.

Additional Information

Product No. 51267 B58878 01C GAE

Plus electrolytes 24-hour immune support

Natural lemon lime flavor packets

It supports circulation, is beneficial to joints and connective tissues, helps fight the premature aging of cells, and forms the basis for healthy skin.

Store at room temperature.

Metadata

Product Details

UPC / SKU0 76630 51267 1
DSLD Entry Date2018-03-23
Product TypeOther Combinations
FormPowder
DSLD ID83267
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.