Esterified C 1000 mgnone

Single Vitamin & Mineral

Brand: Highland Laboratories

Tablet or PillSingle Vitamin and MineralOn Market
Click to view full label

Net Contents

100 Vegetarian Tablet(s)

Serving Size

1 Vegetarian Tablet(s)

Servings Per Container

Not specified

Supplement Form

Tablet or Pill

Bar Code (UPC/SKU)

7 68305 32610 1

Product Version

PR 326

Label Analysis

Objective insights generated automatically from the official DSLD label — a quick, factual read of how this product is formulated and disclosed.

2Active Ingredients

2 distinct active ingredients are disclosed in Supplement Facts.

100%Amount Transparency

Every active ingredient discloses a specific amount per serving.

2% Daily Value Coverage

2 ingredients report a %DV; 1 meet or exceed 100% DV.

1Dietary Attributes

Label states: 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

  • Soy

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: 1 Vegetarian Tablet(s) · 1 per day

IngredientAmount Per Serving% Daily Value
Vitamin C(Calcium Poly Ascorbate)1000 mg1666%
Calcium(Calcium Poly Ascorbate)114 mg11%

Not Present

Other Ingredients

Vegetable StearateCelluloseMagnesium StearateSilicaCalcium Phosphate

Target Groups

Adult (18 - 50 Years)Gluten FreeDairy FreeSugar Free

Label Claims

NutrientAll Other

Directions & Suggested Use

Suggested/Recommended/Usage/Directions

One tablet daily, as a dietary supplement.

Formulation

Formula re: Contains

Acid free- 1,000 mg. Esterified C

Formulation re: Does NOT Contain

No soy, salt, yeast, gluten, milk & egg products, sugar, starch, or preservatives.

Formula re: Contains

Our continuous Release Vitamin C tablets are formulated to provide a continuous and uniform release of Vitamin C over a 6 to 8 hour period.

FDA Statements

FDA Statement of Identity

Dietary Supplement

Other Label Statements

General Statements: All Other Content

Also available in 250 count

General Statements: All Other Content

Continuous release

Seals/Symbols

GMP Quality Assured Earth Friendly

General Statements: All Other Content

% Daily Value

General Statements: All Other Content

The acid free poly ascorbate is specially bound with esterified niacin and a vegetable surfactant for maximum uptake and assimilation.

General: Product/Version Code

PR 326

Manufacturer & Distributor

Manufacturer

Highland Laboratories

Market Reference

$1.09 – $67570.00· 40 listings
  • Natures Bounty Ester-C 1000mg Tablets

    Hy-Vee4.8(2500)
    $14.99
  • AlchePharma Esterified C 1000 mg with Calcium Polyascorbate - Continuous Release Non-Acidic Vitamin C - 100 Veg Tabs

    TikTok Shop
    $37.08
  • (6 pack) Ester-C Vitamin C, Immune Support Tablets, 1000 Mg, 120 Ct

    Walmart4.8(27)
    $88.16
  • Dynamic Nutritional Associates Inc - Esterified C 1,000 - 60 Capsules

    PureFormulas.com
    $27.00
  • Ester-c 1000 mg Coated Tablets (120 Tablets)

    Walmart - Pharma Frills4.4(8)
    $19.92
  • Ester-C 1000mg

    Vita Heal4.7(158)
    $27.00
  • Ester-C 1000mg Tablets 60 Count

    HealthWarehouse.com4.7(158)
    $13.01
  • Ester-c 1000 mg Tablets

    Walmart - Vitabox
    $18.11

Where to Buy Locally

Enter your city or ZIP code to find supplement & health stores in your area that may carry this product.

Showing representative supplement & health retailers — search above for stores in your area.

  • Cinco Sentidos - Loja de Produtos Naturais, Biológicos e Dietéticos

    5.0 (4)

    Health food store

    R. Gen. Humberto Delgado, Ed. Central, Loja 1,, Loulé

  • Nutrend - Portugal

    5.0 (2)

    Vitamin & supplements store

    Rua Manuel Viegas Jacinto Nº24, 8150-177 São Brás de Alportel

  • Suplementos24.com

    5.0 (48)

    Vitamin & supplements store

    Rua Manuel Viegas Jacinto Nº 24, 8150-177 São Brás de Alportel

  • 100%mais suplementos

    5.0 (25)

    Vitamin & supplements store

    Edif. BellaVista, Largo dos Pintassilgos Lj 15/16, 8200-286 Albufeira

  • Dietética Natur Loulé

    4.5 (8)

    Health food store

    R. José da Costa Leal e Brito, 8100-618 Loulé

  • Terra Pura Faro

    4.1 (7)

    Vitamin & supplements store

    Fórum Algarve, N125 Km 103, 8009-020 Faro

  • Health Shop Natura

    4.4 (9)

    Health food store

    R. Infante Santo 3 Lj 4, 8125-507 Quarteira

  • FIT AND BEAUTY

    4.8 (11)

    Vitamin & supplements store

    R. Moto Clube de Faro 5b, 8000-123 Faro

Research & Studies

  • Determination of plasma and leukocyte vitamin C concentrations in a randomized, double-blind, placebo-controlled trial with Ester-C®

    SH Mitmesser, Q Ye, M Evans, M Combs - Springerplus, 2016 - Springer

    … Vitamin C is a water-soluble vitamin essential for human health. It provides antioxidant … daily dose of vitamin C was 1000 mg (two tablets, each tablet contained 500 mg vitamin C). PL …

    201663 citations
  • Safety and tolerance of Ester-C® compared with regular ascorbic acid

    J Gruenwald, HJ Graubaum, R Busch, C Bentley - Advances in therapy, 2006 - Springer

    … The goal of this randomized, double-blind crossover clinical trial in 50 healthy volunteers … 1000 mg vitamin C as Ester-C during phase 1 of the study followed by 1000 mg of vitamin C as …

    200626 citations
  • Enhanced 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

    … Other forms of vitamin C supplements include sodium ascorbate, calcium ascorbate, other … oral supplemental forms of vitamin C alternative to conventional ascorbic acid include Ester C …

    202520 citations
  • Acute mountain sickness; prophylactic benefits of antioxidant vitamin supplementation at high altitude

    DM Bailey, B Davies - High altitude medicine & biology, 2001 - journals.sagepub.com

    … Eighteen physically active and apparently healthy Caucasian subjects (16 males, 2 females… 250 mg of L-ascorbic acid, 100 IU of the esterified ester dl-a-tocopherol acetate, and 150 mg …

    2001230 citations
  • A softgel dietary supplement containing esterified plant sterols and stanols improves the blood lipid profile of adults with primary hypercholesterolemia: a …

    JM McKenney, BH Jenks, E Shneyvas… - Journal of the Academy …, 2014 - Elsevier

    … softgel dietary supplement providing 1.8 g/day esterified plant … are particularly useful for guiding health care professionals in … Routine clinical laboratory measurements were conducted …

    201427 citations
  • Indole-3-acetic acid esterified with waxy, normal, and high-amylose maize starches: Comparative study on colon-targeted delivery and intestinal health impact

    Q Gong, X Qu, Y Zhao, X Zhang, S Cao, X Wang… - Nutrients, 2024 - mdpi.com

    … , and one promising strategy is IAA esterified starch, which is … Methods: In the current study, IAA was esterified with three … cm −1 , represented the successful esterification of IAA on starch …

    20247 citations

Data sourced from the U.S. National Institutes of Health, Office of Dietary Supplements Dietary Supplement Label Database (DSLD) · Label entered 2017-10-21. DSLD Label ID: 79507. 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.