---
product_id: 47698738
title: "Klaire Labs SFI Health Ester-C - 500 mg Buffered Vitamin C - Non-Acidic Form Designed to Be Gentle On The Stomach - Immune & Antioxidant Support - Hypoallergenic (100 Capsules)"
brand: "sfi health"
price: "€ 61.97"
currency: EUR
in_stock: true
url: https://www.desertcart.fi/products/47698738-klaire-labs-sfi-health-ester-c-500-mg-buffered-vitamin
store_origin: FI
region: Finland
---

# Hypoallergenic & allergen-free 500 mg buffered Vitamin C Gentle, non-acidic formula Klaire Labs SFI Health Ester-C - 500 mg Buffered Vitamin C - Non-Acidic Form Designed to Be Gentle On The Stomach - Immune & Antioxidant Support - Hypoallergenic (100 Capsules)

**Brand:** sfi health
**Price:** € 61.97
**Availability:** ✅ In Stock

## Summary

> 🛡️ Elevate your immunity—gentle, pure, and proven protection!

## Quick Answers

- **What is this?** Klaire Labs SFI Health Ester-C - 500 mg Buffered Vitamin C - Non-Acidic Form Designed to Be Gentle On The Stomach - Immune & Antioxidant Support - Hypoallergenic (100 Capsules) by sfi health
- **How much does it cost?** € 61.97 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.fi](https://www.desertcart.fi/products/47698738-klaire-labs-sfi-health-ester-c-500-mg-buffered-vitamin)

## Best For

- sfi health enthusiasts

## Why This Product

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

## Key Features

- • **Pure & Clean Wellness:** Free from common allergens and artificial additives, ensuring a hypoallergenic, clean supplement.
- • **Doctor-Recommended Quality:** Developed in collaboration with healthcare practitioners for reliable, effective supplementation.
- • **Powerful Antioxidant Defense:** Supports immune health and fights oxidative stress with a unique vitamin C complex.
- • **Clinically Trusted Since 1969:** Formulated with patented mineral ascorbates and metabolites, backed by decades of healthcare expertise.
- • **Stomach-Friendly Immunity Boost:** Buffered Ester-C delivers 500 mg of vitamin C without acidity, perfect for sensitive stomachs.

## Overview

Klaire Labs SFI Health Ester-C offers a patented, buffered 500 mg vitamin C formula designed to be gentle on the stomach. Hypoallergenic and free from common allergens and artificial additives, this supplement supports immune and antioxidant health with a clinically trusted, non-acidic vitamin C complex developed alongside healthcare professionals since 1969.

## Description

Klaire Labs SFI Health Ester-C - 500 mg Buffered Vitamin C - Non-Acidic Form Designed to Be Gentle On The Stomach - Immune & Antioxidant Support - Hypoallergenic (100 Capsules)

## Features

- Ester-C is a buffered, non-acidic form of vitamin C that is gentle on the stomach.*
- Created by a unique process resulting in a patented mixture of mineral ascorbates and vitamin C metabolites.
- May be more comfortably digested by those who have difficulty tolerating regular vitamin C.*
- Hypoallergenic* product free of the following common allergens: milk/ casein, eggs, fish, shellfish, tree nuts, peanuts, wheat, gluten, and soybeans. Contains no artificial colors, flavors, or preservatives.
- Trusted by healthcare practitioners since 1969, Klaire Labs products are developed closely with physicians and are intended to be used as directed by a healthcare practitioner.

## Product Details

- **Brand:** SFI Health
- **Item Form:** Capsule
- **Primary Supplement Type:** Vitamin C Capsules
- **Diet Type:** Gluten Free
- **Flavor:** Unflavored

## Images

![Klaire Labs SFI Health Ester-C - 500 mg Buffered Vitamin C - Non-Acidic Form Designed to Be Gentle On The Stomach - Immune & Antioxidant Support - Hypoallergenic (100 Capsules) - Image 1](https://m.media-amazon.com/images/I/61cIetc6JcL.jpg)

## Frequently Bought Together

- Klaire Labs Ester-C - 500 mg Buffered Vitamin C - Non-Acidic Form Designed to Be Gentle On The Stomach - Immune & Antioxidant Support - Hypoallergenic (100 Capsules)
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**Shop now:** [https://www.desertcart.fi/products/47698738-klaire-labs-sfi-health-ester-c-500-mg-buffered-vitamin](https://www.desertcart.fi/products/47698738-klaire-labs-sfi-health-ester-c-500-mg-buffered-vitamin)

---

*Product available on Desertcart Finland*
*Store origin: FI*
*Last updated: 2026-02-21*