---
product_id: 251311045
title: "21st Century Vitamin C 500mg Prolonged Release Tablets | Immune Support, Antioxidant Protection & Collagen Formation | 110 Tablets"
brand: "21st century"
price: "136 Lei"
currency: RON
in_stock: true
category: "21st Century"
url: https://www.desertcart.ro/products/251311045-21st-century-vitamin-c-500mg-prolonged-release-tablets-immune-support
store_origin: RO
region: Romania
---

# Powerful antioxidant support all day long 110 pure, additive-free tablets 500mg prolonged release for steady immune defense 21st Century Vitamin C 500mg Prolonged Release Tablets | Immune Support, Antioxidant Protection & Collagen Formation | 110 Tablets

**Brand:** 21st century
**Price:** 136 Lei
**Availability:** ✅ In Stock

## Summary

> 🛡️ Stay ahead of the wellness curve with 21st Century Vitamin C!

## Quick Answers

- **What is this?** 21st Century Vitamin C 500mg Prolonged Release Tablets | Immune Support, Antioxidant Protection & Collagen Formation | 110 Tablets by 21st century
- **How much does it cost?** 136 Lei with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.ro](https://www.desertcart.ro/products/251311045-21st-century-vitamin-c-500mg-prolonged-release-tablets-immune-support)

## 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

- • **Generous Supply:** 110 tablets per bottle to keep your wellness routine uninterrupted
- • **Pure & Clean Formula:** Free from sugar, salt, yeast, preservatives, artificial flavors, colors, and gluten—because your body deserves the best
- • **Steady Immune Shield:** 500mg Vitamin C released gradually to keep your defenses active all day
- • **Antioxidant Powerhouse:** Neutralizes free radicals to protect your cells and boost vitality
- • **Collagen Boosting Support:** Promotes healthy skin and joints with essential collagen formation

## Overview

21st Century Vitamin C 500mg Prolonged Release Tablets deliver a steady dose of immune-boosting antioxidant support throughout the day. With 110 pure, additive-free tablets, this gluten-free formula promotes collagen formation and protects your cells from free radicals, making it an essential daily supplement for proactive health management.

## Description

Product Description Vitamin C is an important antioxidant nutrient that helps neutralize free radicals and supports the immune system. Prolonged release vitamins slowly release nutrients into the body over an extended period of time. Set Contains: 110 Tablets

## Features

- Immune System Support.
- Unconditionally ensured for purity, freshness and label potency.
- Free from added Sugar, Salt, Yeast, Preservatives, Artificial Flavours or Colours and Gluten.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B00166U2UA |
| ASIN  | B00166U2UA |
| Age Range Description | Adult |
| Allergen Information | Gluten Free |
| Best Sellers Rank | #782 in Health ( See Top 100 in Health ) #132 in Vitamin C Supplements |
| Brand Name | 21st Century |
| Color | red |
| Container Type | Bottle |
| Country of Publication | USA |
| Country of origin  | USA |
| Customer Reviews | 4.1 4.1 out of 5 stars (392) |
| Customer reviews | 4.1 4.1 out of 5 stars (392) |
| Diet Type | Gluten Free |
| Dosage Form | 500 |
| Flavor | Unflavored |
| Global Trade Identification Number | 00740985211908 |
| Is Discontinued By Manufacturer  | No |
| Item Dimensions | 6 x 4.4 x 9.5 centimeters |
| Item Form | Tablet |
| Item Nype Name | HEALTH_PERSONAL_CARE |
| Item Weight | 0.26 Pounds |
| Item model number  | 21190 |
| Manufacturer | 21st Century |
| Manufacturer  | 21st Century |
| Manufacturer Part Number | 21190 |
| Material Type Free | Gluten Free |
| Model Name | ury C 500 mg Prolonged Release Tablets, 110 Count (21190) |
| Model Number | 21190 |
| Number of Items | 1 |
| Primary Supplement Type | Vitamin C |
| Product Benefits | Immune Support |
| Product Dimensions  | 6.03 x 4.45 x 9.53 cm; 117.75 g |
| Specific Uses For Product | Antioxidant, Immunity |
| UPC | 740985211908 |
| Unit Count | 110 Count |

## Product Details

- **Brand:** 21st Century
- **Diet type:** Gluten Free
- **Flavour:** Unflavored
- **Item form:** Tablet
- **Primary supplement type:** Vitamin C

## Images

![21st Century Vitamin C 500mg Prolonged Release Tablets | Immune Support, Antioxidant Protection & Collagen Formation | 110 Tablets - Image 1](https://m.media-amazon.com/images/I/61vgjRBMEeL.jpg)

## Available Options

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

## Questions & Answers

**Q: Does it contain soy**
A: I checked the label and it doesn't. list 'soy' as such.

**Q: Are these coated?**
A: I don't take them anymore but I think they are a smooth tablet.

**Q: I wanted the chewable tablets like it says on the description but I got the prolong lease like in the picture. Do you have the chewable ?**
A: I have chewables

**Q: Does anyone know the sugar content of these chewables? This is a factor for diabetics**
A: the sugar content is not written on the bottle.  I think you will have to go to the manufacturer for this information.

## Frequently Bought Together

- 21st Century C 500 mg Prolonged Release Tablets, 110 Count (21190)
- 21st Century Slow Release Iron Tablets, 60 Count
- 21st Century B 50 Complex Prolonged Release Tablets, 60 Count (Pack of 1)

---

## Why Shop on Desertcart?

- 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016
- 🌍 **Shop Globally** — Access 737+ million products across 21 categories
- 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price
- 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members)
- 🔒 **Secure Payments** — Trusted payment options with buyer protection
- ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews

**Shop now:** [https://www.desertcart.ro/products/251311045-21st-century-vitamin-c-500mg-prolonged-release-tablets-immune-support](https://www.desertcart.ro/products/251311045-21st-century-vitamin-c-500mg-prolonged-release-tablets-immune-support)

---

*Product available on Desertcart Romania*
*Store origin: RO*
*Last updated: 2026-08-26*