---
product_id: 6343215
title: "21st Century Vitamin C 1000mg Prolonged Release Tablets (110 Count), Ascorbic Acid Immune Support Vitamin C Supplement for Women & Men with Antioxidant Support, Non-GMO, Gluten Free, Vegan"
brand: "21st century"
price: "R403"
currency: ZAR
in_stock: true
reviews_count: 12
category: "21st Century"
url: https://www.desertcart.co.za/products/6343215-21st-century-vitamin-c-1000mg-prolonged-release-tablets-110-count
store_origin: ZA
region: South Africa
---

# Prolonged release for all-day absorption Non-GMO, Gluten-Free & Vegan 1000mg Vitamin C per tablet 21st Century Vitamin C 1000mg Prolonged Release Tablets (110 Count), Ascorbic Acid Immune Support Vitamin C Supplement for Women & Men with Antioxidant Support, Non-GMO, Gluten Free, Vegan

**Brand:** 21st century
**Price:** R403
**Availability:** ✅ In Stock

## Summary

> 💥 Unlock all-day immunity with every tablet!

## Quick Answers

- **What is this?** 21st Century Vitamin C 1000mg Prolonged Release Tablets (110 Count), Ascorbic Acid Immune Support Vitamin C Supplement for Women & Men with Antioxidant Support, Non-GMO, Gluten Free, Vegan by 21st century
- **How much does it cost?** R403 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.co.za](https://www.desertcart.co.za/products/6343215-21st-century-vitamin-c-1000mg-prolonged-release-tablets-110-count)

## Best For

- 21st century enthusiasts

## Why This Product

- Trusted 21st century brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Compact & Convenient:** Easy-to-swallow tablets designed for your busy lifestyle—just one a day.
- • **Antioxidant Powerhouse:** Protect your cells from oxidative stress with potent antioxidant support.
- • **Sustained Immune Boost:** 1000mg Vitamin C released gradually to keep your defenses active all day.
- • **Clean & Conscious Formula:** Non-GMO, gluten-free, and vegan-friendly for mindful wellness.
- • **Trusted Quality for 30+ Years:** Backed by decades of expertise and rigorous purity standards.

## Overview

21st Century Vitamin C 1000mg Prolonged Release Tablets deliver a potent, time-released dose of vitamin C to support immune health and antioxidant protection. This non-GMO, gluten-free, and vegan formula ensures clean, sustained absorption throughout the day. Trusted for over 30 years, these easy-to-swallow tablets fit seamlessly into your daily wellness routine.

## Description

21st Century Prolonged Release Vitamin C 1000 mg Tablets for Trusted Immune Health Support*Support your immune health with 21st Century Vitamin C 1000 mg tablets. Each tablet delivers a potent dose of vitamin C, an essential nutrient that helps support your body’s natural defenses*. Known for its antioxidant properties, vitamin C also helps combat free radicals, promoting overall wellness.*Prolonged release of vitamin C provides this nutrient over time, ensuring consistent absorption. This timed-release formula helps maintain immune support throughout the day. The gluten-free formula ensures that individuals with dietary restrictions can enjoy the benefits of this powerful supplement. Adults can take one tablet daily with any meal or as directed by a healthcare provider. Contains no added sugar, salt, yeast, preservatives, or artificial flavors.With over 30 years of expertise, 21st Century Vitamins maintains high standards to ensure each product supports your wellness needs. From sourcing premium ingredients to rigorous testing and production, every product meets purity benchmarks.*These statements have not been evaluated by the Food and Drug Administration. This product is not intended to diagnose, treat, cure, or prevent any disease.

Review: Great quality - Easy to swallow. I believe it has helped keep me well during this winter!
Review: Great value for the price! - This vitamin C supplement was sent to me on time and in perfect condition, complete and sealed tablets. I like that they are 1000 MG per unit, so it is easier for me to have my daily supply complete and its antioxidant properties, it also prevents forgetting when taking it, the commitments are compact, easy to swallow, without notable odor or taste, the price is very affordable .

## Features

- RELIABLE IMMUNE SUPPORT*: The 21st Century Vitamin C tablets provide 1000 mg of vitamin C (as Ascorbic Acid) that helps support the immune system and your body’s natural defenses to promote overall wellness*
- ANTIOXIDANT SUPPORT* IN A GLUTEN FREE FORMULA: Vitamin C acts as a powerful antioxidant, helping to support cells from oxidative and free radical damage
- TIME RELEASE VITAMIN C 1000MG TABLETS: Prolonged release vitamins slowly release nutrients into the body over an extended period of time for sustained absorption. Take (1) tablet daily with any meal or as directed by a healthcare provider
- CAUTION & CARE: Consult a healthcare provider before use if pregnant, nursing, on medications, have a medical condition, or are planning a medical procedure. Store safely, out of reach of children, and always check the seal for tampering
- WELLNESS THAT WORKS FOR YOU: For over 30 years, the 21st Century has been proud to offer high-quality, innovative, and trusted vitamin and supplement products to improve the health and well-being of individuals, families, and communities worldwide
- *These statements have not been evaluated by the Food and Drug Administration. This product is not intended to diagnose, treat, cure, or prevent any disease

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B0007PQAX4 |
| Age Range Description | Adult |
| Allergen Information | Gluten Free |
| Best Sellers Rank | #46,975 in Health & Household ( See Top 100 in Health & Household ) #278 in Vitamin C Supplements #2,675 in Sales & Deals |
| Brand | 21st Century |
| Brand Name | 21st Century |
| Color | No Color |
| Container Type | Bottle |
| Customer Reviews | 4.8 out of 5 stars 767 Reviews |
| Diet Type | Gluten Free |
| Dosage Form | Tablet |
| Flavor | Unflavored |
| Global Trade Identification Number | 00740985212257 |
| Item Dimensions | 2.38 x 1.75 x 3.75 inches |
| Item Form | Tablet |
| Item Weight | 6.5 ounces |
| Manufacturer | 21st Century |
| Manufacturer Part Number | 21225 |
| Model Name | 21st Century Vitamin C 1000mg Prolonged Release Tablets (110 Count), Immune Support Vitamin C Supplement, Antioxidant Support, Non-GMO & Gluten Free |
| Model Number | 21225 |
| Number of Items | 1 |
| Primary Supplement Type | Vitamin C |
| Product Benefits | Immune Support |
| Specific Uses For Product | Immunity |
| UPC | 784922867087 740985212257 |
| Unit Count | 110 Count |

## Product Details

- **Brand:** 21st Century
- **Diet Type:** Gluten Free
- **Flavor:** Unflavored
- **Item Form:** Tablet
- **Primary Supplement Type:** Vitamin C

## Images

![21st Century Vitamin C 1000mg Prolonged Release Tablets (110 Count), Ascorbic Acid Immune Support Vitamin C Supplement for Women & Men with Antioxidant Support, Non-GMO, Gluten Free, Vegan - Image 1](https://m.media-amazon.com/images/I/71hhC51EeyL.jpg)

## Available Options

This product comes in different **Size** options.

## Customer Reviews

### ⭐⭐⭐⭐⭐ Great quality
*by D***E on January 16, 2026*

Easy to swallow. I believe it has helped keep me well during this winter!

### ⭐⭐⭐⭐⭐ Great value for the price!
*by M***S on December 18, 2023*

This vitamin C supplement was sent to me on time and in perfect condition, complete and sealed tablets. I like that they are 1000 MG per unit, so it is easier for me to have my daily supply complete and its antioxidant properties, it also prevents forgetting when taking it, the commitments are compact, easy to swallow, without notable odor or taste, the price is very affordable .

### ⭐⭐⭐⭐⭐ Great buy
*by A***R on October 7, 2025*

Great price for the quantity, bottle is easy to use.

## Frequently Bought Together

- 21st Century C 1000 mg Prolonged Release Tablets 110 Count
- 21st Century Zinc 50 Mg (Chelated) Tablets, 110 Count (Pack of 1)
- 21st Century D 5000 IU Tablets, 110 Count

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**Shop now:** [https://www.desertcart.co.za/products/6343215-21st-century-vitamin-c-1000mg-prolonged-release-tablets-110-count](https://www.desertcart.co.za/products/6343215-21st-century-vitamin-c-1000mg-prolonged-release-tablets-110-count)

---

*Product available on Desertcart South Africa*
*Store origin: ZA*
*Last updated: 2026-07-13*