Ester-C 500 mg with Citrus Bioflavonoids®
Other CombinationsBrand: American Health
Functions
Net Contents
90 Vegetarian Tablet(s)
Serving Size
2 Vegetarian Tablet(s)
Servings Per Container
45
Supplement Form
Tablet or Pill
Bar Code (UPC/SKU)
0 76630 16971 4
Product Version
Prod No. 16971 B16970 14G 14-10519AHS
Label Analysis
Objective insights generated automatically from the official DSLD label — a quick, factual read of how this product is formulated and disclosed.
3 distinct active ingredients are disclosed in Supplement Facts.
Label includes a proprietary blend, so some individual amounts are not itemized.
2 ingredients report a %DV; 1 meet or exceed 100% DV.
Label states: Vegan, Vegetarian, Non-GMO, Gluten-Free.
This analysis is generated algorithmically from label data for educational reference only. It is not a product endorsement, ranking, or medical advice.
Allergen Guide
Free From
- Milk
- Egg
- Wheat
- Soy
- Gluten
Allergen flags are parsed automatically from the official label's claims and statements. Always verify against the physical product label before use, especially if you have a severe allergy.
Supplement Facts
Serving Size: 2 Vegetarian Tablet(s) · 1 per day
| Ingredient | Amount Per Serving | % Daily Value |
|---|---|---|
| Vitamin C(Ester-C Calcium Ascorbate) | 1000 mg | 1111% |
| Calcium(Ester-C Calcium Ascorbate) | 110 mg | 8% |
| Citrus Bioflavonoids Complex | 400 mg | — |
| Citrus Bioflavonoids(Citrus spp.) | — | — |
| sweet Orange | — | — |
| Tangerine | — | — |
| Lime | — | — |
| Lemon | — | — |
| Acerola | — | — |
| Rutin | — | — |
| Hesperidin Complex(Citrus spp.) | — | — |
| naturally occurring Vitamin C Metabolites | — | — |
Not Present
Other Ingredients
Target Groups
Label Claims
Directions & Suggested Use
Suggested/Recommended/Usage/Directions
Directions: For adults, take two (2) vegetarian tablets once daily, preferably with a meal.
Warnings & Precautions
Precautions re: Pregnant or Nursing or Prescription Medications
Warning: If you are pregnant, nursing, taking any medications or have any medical condition, consult your doctor before use.
Precautions re: All Other
Discontinue use and consult your doctor if any adverse reactions occur.
Precautions re: Children
Keep out of reach of children.
Precautions re: All Other
Do not use if seal under cap is broken or missing.
Storage
Storage
Store at room temperature.
Formulation
Formula re: Contains
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 has a neutral 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 utilize Vitamin C.
Formulation re: Does NOT Contain
No gluten, no yeast, no wheat, no milk or milk derivatives, no lactose, no soy, no egg, no grapefruit, no sugar, no starch, no artificial color, no artificial flavor, no sodium. Non-GMO.
Formulation re: Vegetarian/Vegan
Suitable for Vegans
Formulation re: Other
Non-Acidic Gentle and Non-Acidic
Formula re: Contains
Unique vitamin C formula
Formulation re: Vegetarian/Vegan
Vegetarian
Formulation re: Other
24-Hour Immune Support
FDA Statements
FDA Disclaimer Statement
These statements have not been evaluated by the FDA. This product is not intended to diagnose, treat, cure or prevent any disease.
FDA Statement of Identity
Dietary Supplement
Other Label Statements
Brand IP Statement(s) re: (c), (TM), (SM)
Ester-C and Ester-C are registered TMs of The Ester C Company.
Brand IP Statement(s) re: (c), (TM), (SM)
Copyright 2019 American Health, Inc.
Manufacturer & Distributor
Manufacturer
American Health, Inc.
Ronkonkoma, NY, 11779, U.S.A.
866-646-8576
Market Reference
American Health Ester C with Citrus Bioflavonoids
Vitacost.com4.8(3600)$34.99AMERICAN HEALTH ESTER-C
Swanson Health Products4.9(6200)$25.89AMERICAN HEALTH Ester-C 500 mg 120 Capsules
Vitacost.com4.9(2000)$13.29American Health Ester-C 500 mg Vegetarian Tablets 450 CT
The Vitamin Shoppe$43.99AMERICAN HEALTH Ester C 500MG CTRS
Pronto Home Delivery4.8(17)$25.29American Health Ester C Capsules
Healthquest Vitamins4.9(1400)$19.99Ester-C Vitamin C
Walmart - Pharma Frills4.8(155)$16.12American Health Ester-C Immune Support, 24 Hour, 500 mg, Vegetarian Coated Tablets
Instacart$9.09
Where to Buy Locally
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Novomins
4.9 (480)E-commerce service
Suite 1000, 405 King's Rd, London SW10 0BB
British Supplements
3.4 (274)Vitamin & Supplements Shop
34, New House, 67-68 Hatton Garden, London EC1N 8JY
GreenVits
4.2 (5)Vitamin & Supplements Shop
53A London Rd, Stanmore HA7 4PA
Charge Products
3.0 (2)Vitamin & Supplements Shop
Office 1, Charge Products, Industrial Estate, Unit 1, 8 Towerfield Rd, Towerfield Cl, Southend-on-Sea SS3 9QE
London Supplements
3.7 (84)Vitamin & Supplements Shop
13, Waverley Industrial Park Waverley Industrial Estate, Hailsham Dr, Harrow HA1 4TR
Supplemented
4.7 (192)Vitamin & Supplements Shop
Online Retail Ltd Box 1031A, Surbiton, Kingston upon Thames KT1 9AH
EverBiotics
5.0 (1)Health and beauty shop
49 Methuen Rd, London HA8 6EU
Multivitamins & More
5.0 (1)Health food shop
23 Kingfisher Dr, Banbury OX16 9YD
Research & Studies
Comparison of the absorption and excretion of three commercially available sources of vitamin C
CS Johnston, B Luo - Journal of the American Dietetic Association, 1994 - jandonline.org
… The three test forms of vitamin C, each containing 500 mg … -rutin-buckwheat citrus bioflavonoids was purchased in a 100… tablets of Ester-C and ascorbic acid with bioflavonoids were 3.3 …
199458 citationsVitamin C: more than just immunity: warding off colds and flu is just the tip of the iceberg for this powerful nutrient
J Challem - Better Nutrition, 2011 - go.gale.com
… AMERICAN HEALTH ESTER-C is the only product featuring Ester-C, a patented, non-acidic, and … C One tablet provides 500 mg of vitamin C along with 200 mg of citrus bioflavonoids. …
20111 citationsEnhanced Vitamin C delivery: A systematic literature review assessing the efficacy and safety of alternative supplement forms in healthy adults
PC Calder, RB Kreider, DL McKay - Nutrients, 2025 - mdpi.com
… to conventional ascorbic acid include Ester C ® , which is a … (fatty acids) and citrus bioflavonoids with ascorbic acid. … 24 h after ingestion of a single 500 mg dose of each form. Both …
202520 citationsThe dietary combination of Quercetin and resveratrol supplementation may improve exercise tolerance in young untrained males by modulating IL-6 and NGAL …
Z Punduk, AA Hismiogullari, O Yavuz… - American Journal of …, 2015 - academia.edu
… of 500 mg Vegetable … bioflavonoid quercetin in a synergistic formula with Ester-C® Plus ad Bromelain. It contains, vitamin C(as Ester-C® calcium ascorbate, 500 mg), calcium (as Ester-C…
20154 citationsFact sheet for health professionals
D Vitamin - Natl. Institutes Heal. Off. Diet. Suppl. Available …, 2017 - samanpharmed.com
… Ester-C® and ascorbic acid produced the same vitamin C plasma concentrations, but Ester-C… received supplements of 500 mg vitamin C, 400 IU vitamin E, and 15 mg beta-carotene for …
2017119 citationsVitamin C Lipid Metabolites
DBM Gene Bruno - naturalpractitionermag.com
… Higher doses (>500 mg) result in less vitamin C being … complex with select citrus bioflavonoids and lipid metabolites. … Ester-C extended neurites 0 percent and 15 percent at one …
Data sourced from the U.S. National Institutes of Health, Office of Dietary Supplements Dietary Supplement Label Database (DSLD) · Label entered 2021-06-23. DSLD Label ID: 248791. This information is provided for educational reference only and is not medical advice. Always follow the product label and consult a doctor or pharmacist before use.
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