---
product_id: 3782363
title: "Dr Clark Vitamin C Powder Ascorbic Acid - Immune Support Supplement, Gluten Free, Potent antioxidant, Supports Brain Function, Promotes Tissue Formation and Repair, 454gm | 16oz"
brand: "dr clark store"
price: "£41.93"
currency: GBP
in_stock: true
reviews_count: 8
category: "Dr Clark Store"
url: https://www.desertcart.co.uk/products/3782363-dr-clark-vitamin-c-powder-ascorbic-acid-immune-support-supplement
store_origin: GB
region: United Kingdom
---

# 454g (16oz) potent antioxidant powder Supports neurotransmitter production 1000mg pure ascorbic acid per serving Dr Clark Vitamin C Powder Ascorbic Acid - Immune Support Supplement, Gluten Free, Potent antioxidant, Supports Brain Function, Promotes Tissue Formation and Repair, 454gm | 16oz

**Brand:** dr clark store
**Price:** £41.93
**Availability:** ✅ In Stock

## Summary

> 🍊 Elevate your wellness game with Dr. Clark’s Vitamin C — because your body deserves the best!

## Quick Answers

- **What is this?** Dr Clark Vitamin C Powder Ascorbic Acid - Immune Support Supplement, Gluten Free, Potent antioxidant, Supports Brain Function, Promotes Tissue Formation and Repair, 454gm | 16oz by dr clark store
- **How much does it cost?** £41.93 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.co.uk](https://www.desertcart.co.uk/products/3782363-dr-clark-vitamin-c-powder-ascorbic-acid-immune-support-supplement)

## Best For

- dr clark store enthusiasts

## Why This Product

- Trusted dr clark store brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Pure & Clean:** Gluten-free, preservative-free powder with zero fillers—just pure Vitamin C you can trust.
- • **Collagen Catalyst:** Promote youthful skin, strong nails, and tissue repair through natural collagen synthesis.
- • **Heart Health Hero:** Support flexible arteries and reduce plaque buildup for a vibrant cardiovascular system.
- • **Brain Boost Formula:** Enhance memory and cognitive clarity as you age with essential neurotransmitter support.
- • **Immune Shield Power:** Fortify your defenses against colds and flu with clinically potent Vitamin C.

## Overview

Dr. Clark Vitamin C Powder delivers 1000mg of pure ascorbic acid per serving in a 454g gluten-free, preservative-free formula designed to boost immune defense, support brain function, enhance collagen production, and promote cardiovascular health. Trusted by thousands for its clean ingredients and potent antioxidant benefits.

## Description

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Review: Great product! - Can’t say enough about this wonderful product. I’ve been using it for years and now I’m taking increased dosages to protect or enhance my immune system. The taste is fine, doesn’t upset my stomach, it absorbs well and is affordable.
Review: So sour, so good - I love coming home after a workout and having a nice glass of vitamin C water. Refreshing and healthy!

## Features

- FORTIFY THE IMMUNE SYSTEM - Vitamin C ascorbic acid powder is one of the top go-to immune support supplements from Dr. Clark's Store. Help your body combat against annoying common colds, sore throats, and flu. Keeping your body strong is the best way to live a healthier life.
- IMPROVE YOUR BRAIN FUNCTION - Our ascorbic acid Vitamin C Supplement can aid memory and thinking as you age. Vitamin C is essential for the brain and produces neurotransmitters responsible for signaling thoughts, emotions, and commands to other parts of the body.
- BOOST COLLAGEN PRODUCTION - Vitamin C supports the natural production of collagen in the body responsible for keeping your bones, skin, nails, and tissues strong. Taking ascorbic acid Vitamin C powder can not only keep you healthy but also aid in repairing your tissues if damaged.
- ENHANCE CARDIOVASCULAR HEALTH - Follow a healthier lifestyle with our high potency pure Vitamin C supplement. Vitamin C can be helpful in shielding your arteries from damage by providing flexibility to them and reducing plaque build-up. Overall cutting down on high cholesterol levels.
- GO FOR NATURAL - Dr. Clark's vitamin c supplement powder is created from preservative-free ingredients (Vitamin C (Pure Ascorbic Acid) free from manufacturing agents, colorings, binders, fillers, and release agents.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B004SJ3PKG |
| Age Range Description | Adult |
| Best Sellers Rank | #200,549 in Health & Household ( See Top 100 in Health & Household ) #908 in Vitamin C Supplements |
| Brand | Dr Clark Store |
| Brand Name | Dr Clark Store |
| Customer Reviews | 4.7 out of 5 stars 80 Reviews |
| Diet Type | Gluten Free |
| Dosage Form | Powder |
| Flavor | Vitamin C Powder |
| Global Trade Identification Number | 00652384100632 |
| Item Form | Powder |
| Item Weight | 1 Pounds |
| Manufacturer | Dr Clark Store |
| Manufacturer Part Number | 4252997 |
| Number of Items | 1 |
| Primary Supplement Type | Vitamin C |
| Product Benefits | Immune Support |
| Specific Uses For Product | Dietary supplement |
| UPC | 767644252997 652384100632 |
| Unit Count | 16 Ounce |

## Product Details

- **Brand:** Dr Clark Store
- **Diet Type:** Gluten Free
- **Flavor:** Vitamin C Powder
- **Item Form:** Powder
- **Primary Supplement Type:** Vitamin C

## Images

![Dr Clark Vitamin C Powder Ascorbic Acid - Immune Support Supplement, Gluten Free, Potent antioxidant, Supports Brain Function, Promotes Tissue Formation and Repair, 454gm | 16oz - Image 1](https://m.media-amazon.com/images/I/51-76rhUiXL.jpg)

## Questions & Answers

**Q: Has this been tested for glyphosate or other pesticides?  Heavy metals?**
A: Not that I know of for sure.

**Q: Is this made from gmo corn like most vitamin c supplements?**
A: Our Vitamin C is derived from Non-GMO corn kernels. Thank you for your question.

## Customer Reviews

### ⭐⭐⭐⭐⭐ Great product!
*by R***E on April 29, 2020*

Can’t say enough about this wonderful product. I’ve been using it for years and now I’m taking increased dosages to protect or enhance my immune system. The taste is fine, doesn’t upset my stomach, it absorbs well and is affordable.

### ⭐⭐⭐⭐⭐ So sour, so good
*by C***T on May 31, 2019*

I love coming home after a workout and having a nice glass of vitamin C water. Refreshing and healthy!

### ⭐⭐⭐⭐⭐ Quick service, Excellent product!
*by R***E on August 6, 2015*

I received my order so quickly! The product tastes pretty good, and I know the high standard of the Dr. Clark brand so I am super happy, and will buy from Karolina Corrales again! Thank you so much! FYI Dr. Clark store is known for pure highest quality products.

## Frequently Bought Together

- Dr Clark Vitamin C Powder Ascorbic Acid - Immune Support Supplement, Gluten Free, Potent antioxidant, Supports Brain Function, Promotes Tissue Formation and Repair, 454gm | 16oz
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*Product available on Desertcart United Kingdom*
*Store origin: GB*
*Last updated: 2026-06-29*