---
product_id: 467300852
title: "Thorne Vitamin C with Flavonoids - Blend of Vitamin C (500 mg) and Citrus Bioflavonoids - Supports Immune System, Collagen Formation, and Antioxidant Protection - 90 Capsules"
brand: "thorne"
price: "$59.10"
currency: USD
in_stock: true
reviews_count: 13
category: "Thorne"
url: https://www.desertcart.us/products/467300852-thorne-vitamin-c-with-flavonoids-blend-of-vitamin-c-500
store_origin: US
region: United States of America
---

# 75 mg Citrus Bioflavonoids antioxidant boost Supports collagen for skin & bones 500 mg Vitamin C for immune defense Thorne Vitamin C with Flavonoids - Blend of Vitamin C (500 mg) and Citrus Bioflavonoids - Supports Immune System, Collagen Formation, and Antioxidant Protection - 90 Capsules

**Brand:** thorne
**Price:** $59.10
**Availability:** ✅ In Stock

## Summary

> 🍊 Boost your glow & guard your health — the smart supplement for unstoppable pros!

## Quick Answers

- **What is this?** Thorne Vitamin C with Flavonoids - Blend of Vitamin C (500 mg) and Citrus Bioflavonoids - Supports Immune System, Collagen Formation, and Antioxidant Protection - 90 Capsules by thorne
- **How much does it cost?** $59.10 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.us](https://www.desertcart.us/products/467300852-thorne-vitamin-c-with-flavonoids-blend-of-vitamin-c-500)

## Best For

- thorne enthusiasts

## Why This Product

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

## Key Features

- • **Trusted Quality:** GMP-certified, third-party tested, and backed by science for pure, reliable wellness
- • **Glow from Within:** Promotes collagen formation for radiant skin, strong bones, and healthy gums
- • **Immune Powerhouse:** 500 mg Vitamin C + 75 mg citrus bioflavonoids to fortify your defenses daily
- • **Nature’s Synergy:** Vitamin C paired with natural flavonoids for enhanced antioxidant protection
- • **Millennial Must-Have:** Gluten-free, easy-to-swallow capsules designed for your busy, health-conscious lifestyle

## Overview

Thorne’s Vitamin C with Flavonoids delivers a potent 500 mg dose of vitamin C combined with 75 mg of citrus bioflavonoids per capsule, supporting immune function, collagen production, and antioxidant defense. Crafted in the USA with GMP-certified quality and third-party testing, this gluten-free formula is designed for adults seeking scientifically backed, natural wellness support in a convenient capsule form.

## Description

Digestive Support Immune Support

Review: Great source of vitamin c - Great quality source of vitamin c. Easy to swallow and perfect to boost the immune system
Review: Best supplement in my routine - Always thought I was getting plenty of vitamin C In my diet but I saw a huge improvement from taking these. Probably more than any supplement before (besides when I was vitamin d deficient). Saw an immediate brightening in my undereyes and my skin health has improved loads

## Features

- Immune & Antioxidant Support: Each capsule contains 500 mg vitamin C (ascorbic acid) and 75 mg citrus bioflavonoids. Vitamin C contributes to the normal function of the immune system and the protection of cells from oxidative stress
- Collagen & Tissue Formation: Vitamin C contributes to normal collagen formation for healthy skin, cartilage, bones, teeth, and gums
- Naturally Paired Ingredients: Combines vitamin C with flavonoids found in fruits and vegetables for enhanced antioxidant support
- Science-Backed & GMP Certified: Every Thorne supplement is crafted using evidence-based research, GMP-certified manufacturing, third-party testing, and with a commitment to product purity and safety, supporting individual wellbeing

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B09FYFM7N3 |
| Age Range Description | Adult |
| Benefits | Immune Support |
| Best Sellers Rank | 12,484 in Health & Personal Care ( See Top 100 in Health & Personal Care ) 89 in Vitamin C |
| Brand | THORNE |
| Brand Name | THORNE |
| Colour | Orange |
| Country Of Origin | USA |
| Customer Reviews | 4.8 out of 5 stars 3,454 Reviews |
| Diet Type | Gluten Free |
| Diet type | Gluten Free |
| Dosage Form | Capsule |
| Flavour | Citrus,Fish |
| Item Dimensions | 6.6 x 6.6 x 11.4 centimetres |
| Item Form | Capsule |
| Item Weight | 0.18 Pounds |
| Item form | Capsule |
| Manufacturer | Thorne Research |
| Manufacturer Part Number | C154 |
| Model Number | C154 |
| Number of Items | 1 |
| Primary Supplement Type | Vitamin C |
| Primary supplement type | Vitamin C |
| Product benefits | Immune Support |
| Special Ingredients | Citrus Bioflavanoids |
| Specific Uses For Product | Antioxidant,Blend,Collagen Production,Hair Health,Immune Support,Skin |
| UPC | 693749012481 |
| Unit Count | 90.00 count |

## Product Details

- **Brand:** THORNE
- **Diet type:** Gluten Free
- **Flavour:** Citrus,Fish
- **Item form:** Capsule
- **Primary supplement type:** Vitamin C

## Images

![Thorne Vitamin C with Flavonoids - Blend of Vitamin C (500 mg) and Citrus Bioflavonoids - Supports Immune System, Collagen Formation, and Antioxidant Protection - 90 Capsules - Image 1](https://m.media-amazon.com/images/I/61NqKHVeZXL.jpg)
![Thorne Vitamin C with Flavonoids - Blend of Vitamin C (500 mg) and Citrus Bioflavonoids - Supports Immune System, Collagen Formation, and Antioxidant Protection - 90 Capsules - Image 2](https://m.media-amazon.com/images/I/71qIbdZO8iL.jpg)
![Thorne Vitamin C with Flavonoids - Blend of Vitamin C (500 mg) and Citrus Bioflavonoids - Supports Immune System, Collagen Formation, and Antioxidant Protection - 90 Capsules - Image 3](https://m.media-amazon.com/images/I/71jS+oeeNbL.jpg)
![Thorne Vitamin C with Flavonoids - Blend of Vitamin C (500 mg) and Citrus Bioflavonoids - Supports Immune System, Collagen Formation, and Antioxidant Protection - 90 Capsules - Image 4](https://m.media-amazon.com/images/I/81OsxRNF1gL.jpg)
![Thorne Vitamin C with Flavonoids - Blend of Vitamin C (500 mg) and Citrus Bioflavonoids - Supports Immune System, Collagen Formation, and Antioxidant Protection - 90 Capsules - Image 5](https://m.media-amazon.com/images/I/81D+ZcIXj7L.jpg)

## Questions & Answers

**Q: What makes Thorne supplements high quality?**
A: Thorne produces high-quality supplements through rigorous testing, well-researched ingredient sourcing, and strict manufacturing standards. We avoid unnecessary additives, binders, and fillers that may interfere with nutrient absorption.

**Q: How does Thorne test its supplements for quality?**
A: To confirm the purity of our ingredients, the potency of our formulas, and the absence of all contaminants, we carry out a minimum of four rounds of testing on every product we manufacture. 100+ Thorne employees are dedicated to ensuring quality.

**Q: Are Thorne supplements clinically tested and safe?**
A: Thorne partners with researchers and conducts clinical trials to support the efficacy of our products. Our team of doctors and medical experts substantiate each ingredient in every formula based on extensive clinical research and medical literature.

**Q: Why are Thorne products more expensive than other supplements?**
A: When it comes to the health of our customers, we never settle. Thorne products may be priced higher than some others because of our commitment to quality at every step. We don’t simply meet the standard in dietary supplements — we set the standard.

**Q: Where are Thorne supplements made and where are the ingredients sourced from?**
A: Located in South Carolina, Thorne manufactures supplements in the USA using globally sourced ingredients. When it comes to ingredient sourcing, we seek out only the highest-quality ingredients, selecting each one for its purity and effectiveness.

## Customer Reviews

### ⭐⭐⭐⭐⭐ Great source of vitamin c
*by M***S on 12 December 2025*

Great quality source of vitamin c. Easy to swallow and perfect to boost the immune system

### ⭐⭐⭐⭐⭐ Best supplement in my routine
*by A***R on 11 August 2025*

Always thought I was getting plenty of vitamin C In my diet but I saw a huge improvement from taking these. Probably more than any supplement before (besides when I was vitamin d deficient). Saw an immediate brightening in my undereyes and my skin health has improved loads

### ⭐⭐⭐⭐⭐ Great
*by A***R on 20 March 2026*

Best product, highly recommend

## Frequently Bought Together

- THORNE Vitamin C - Blend of Vitamin C and Citrus Bioflavonoids from Oranges - Support Immune System, Production of Cellular Energy, Collagen Production and Healthy Tissue* - Gluten-Free - 90 Capsules
- THORNE Vitamin D-5000 - Vitamin D3 Supplement - Support Healthy Bones, Teeth, Muscles, Cardiovascular, and Immune Function* - NSF Certified for Sport - Dairy-Free, Soy-Free - 60 Capsules
- THORNE Zinc Picolinate 15mg - Highly Absorbable Zinc Supplement - Supports Wellness, Immune System, Eye, Skin, and Reproductive Health* - Gluten-Free, Soy-Free, Dairy-Free - 60 Capsules

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*Product available on Desertcart United States of America*
*Store origin: US*
*Last updated: 2026-07-05*