--- product_id: 96069223 title: "Life Extension Vitamin C and Bio-Quercetin, Immune Support, 250 Tablets" brand: "life extension" price: "฿2747" currency: THB in_stock: true reviews_count: 13 category: "Life Extension" url: https://www.desertcart.co.th/products/96069223-life-extension-vitamin-c-and-bio-quercetin-immune-support-250 store_origin: TH region: Thailand --- # 62x more absorbable quercetin with fenugreek fiber 250 vegetarian tablets - 250-day supply 1000 mg Vitamin C + Bio-Quercetin for heart & immune support Life Extension Vitamin C and Bio-Quercetin, Immune Support, 250 Tablets **Brand:** life extension **Price:** ฿2747 **Availability:** ✅ In Stock ## Summary > 💥 Elevate your immune game with science-backed Vitamin C + Bio-Quercetin! ## Quick Answers - **What is this?** Life Extension Vitamin C and Bio-Quercetin, Immune Support, 250 Tablets by life extension - **How much does it cost?** ฿2747 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.co.th](https://www.desertcart.co.th/products/96069223-life-extension-vitamin-c-and-bio-quercetin-immune-support-250) ## Best For - life extension enthusiasts ## Why This Product - Trusted life extension brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Clean & Conscious:** Non-GMO, gluten-free, vegetarian tablets crafted with premium, pure ingredients in the USA. - • **Long-Term Wellness:** 250 tablets for a sustained, daily boost—because your health deserves consistency. - • **Heart-Smart Formula:** Supports cardiovascular health with antioxidant protection and collagen promotion. - • **Immune Powerhouse Duo:** Vitamin C and Bio-Quercetin team up to supercharge your immune defenses. - • **Next-Level Absorption:** Fenugreek fiber boosts quercetin bioavailability by up to 62x—maximizing every dose. ## Overview Life Extension Vitamin C and Bio-Quercetin delivers a potent 1000 mg of vitamin C combined with a clinically proven, highly absorbable Bio-Quercetin formula enhanced by fenugreek fiber for up to 62x better absorption. Designed to support immune function, cardiovascular health, and antioxidant protection, this gluten-free, vegetarian supplement offers a 250-day supply of premium, non-GMO tablets made in the USA. ## Description Vitamin C and Bio-Quercetin® is a special formula for cardiovascular health and immune function support. It delivers 1000 mg of vitamin C and 15 mg of Bio-Quercetin®. Vitamin C and Bio-Quercetin® contains 250 vegetarian tablets, enough for a 250-day supply. This formula is made with gluten-free, vegetarian and non-GMO ingredients. Review: Supplements - Great quality, easy to swallow Review: Excellent results. - Quality products easy to digest. ## Features - Immune support supplement – Quercetin complements vitamin C’s immune-friendly benefits. So, we’ve combined our highly absorbable quercetin with vitamin C to help encourage healthy immune system function. - Quercetin and vitamin C for a healthy ticker – Vitamin C can help support certain aspects of heart health. And we added quercetin to help protect from oxidative stress. - Highly absorbable quercetin – We combined quercetin with fibers from fenugreek seeds to help increase bioavailability. In a clinical study, quercetin formulated with fenugreek fibers was up to 62x more available than traditional quercetin. - Ingredients matter – We use the finest raw ingredients chosen for quality and purity. The majority of our products are non-GMO, gluten-free and manufactured in the USA with globally sourced ingredients, and a Certificate of Analysis is available for each. - Live your healthiest life – We believe the answers to a healthier life are within reach, and that scientific research is the key to getting us there. That’s why so many of our formulas feature specific ingredients and amounts based on scientific studies. ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B07KVX6B5N | | Age Range Description | Adult | | Allergen Information | Gluten Free | | Best Sellers Rank | #16,239 in Health & Household ( See Top 100 in Health & Household ) #114 in Vitamin C Supplements | | Brand | Life Extension | | Brand Name | Life Extension | | Color | Off-white to Off-white | | Container Type | Bottle | | Customer Reviews | 4.7 out of 5 stars 2,770 Reviews | | Diet Type | Gluten Free, Vegetarian | | Dosage Form | Tablet | | Flavor | Unflavored | | Global Trade Identification Number | 00737870222729 | | Item Dimensions | 3.1 x 3.1 x 5.81 inches | | Item Form | Tablet | | Item Nype Name | Vitamin C with Bio-Quercetin Phytosome | | Item Weight | 13.44 ounces | | Manufacturer | Life Extension HPC | | Manufacturer Part Number | 02227 | | Material Type Free | Gluten Free | | Model Name | Vitamin C and Bio-Quercetin® | | Model Number | 02227 | | Number of Items | 1 | | Primary Supplement Type | Bio-Quercetin, Vitamin C | | Product Benefits | Encourages healthy immune system function with highly-absorbable Bio-Quercetin, Promotes collagen formation and healthy iron uptake, Protects against oxidation with 1,000 mg of vitamin C, Supports cardiovascular health Product Benefits Encourages healthy immune system function with highly-absorbable Bio-Quercetin, Promotes collagen formation and healthy iron uptake, Protects against oxidation with 1,000 mg of vitamin C, Supports cardiovascular health See more | | Special Ingredients | Bio-Quercetin ® Proprietary Blend, Vitamin C (as ascorbic acid) | | Specific Uses For Product | Anti-Aging & Longevity, General Health & Wellness, Immune Support | | Supplement Formulation | Individual Supplement | | UPC | 737870222729 | | Unit Count | 250 Count | ## Product Details - **Brand:** Life Extension - **Diet Type:** Gluten Free, Vegetarian - **Flavor:** Unflavored - **Item Form:** Tablet - **Primary Supplement Type:** Bio-Quercetin, Vitamin C ## Images ![Life Extension Vitamin C and Bio-Quercetin, Immune Support, 250 Tablets - Image 1](https://m.media-amazon.com/images/I/7149LKnKu4L.jpg) ## Available Options This product comes in different **Size** options. ## Questions & Answers **Q: What does quercetin do?** A: Quercetin is a flavonoid (plant pigment) that’s been shown to help support a healthy immune response and already-healthy blood pressure by promoting endothelial health. It can also help protect against oxidative stress. **Q: Is Bio-Quercetin the same as quercetin?** A: No. Quercetin is a traditional plant compound that’s not always easy for the body to absorb. Bio-Quercetin is our special combo of quercetin with fenugreek seed fibers that helps make quercetin up to 62x more bioavailable than traditional quercetin. **Q: Why take vitamin C and quercetin together?** A: Quercetin complements vitamin C, inhibiting oxidative stress to support heart health and immune function. **Q: Is it OK to take quercetin every day?** A: Yes, in general, it’s safe to take quercetin daily. Always follow the instructions on the label. If you’re concerned about adding quercetin to your routine, speak with your doctor to see what’s best for you. ## Customer Reviews ### ⭐⭐⭐⭐⭐ Supplements *by K***R on June 5, 2026* Great quality, easy to swallow ### ⭐⭐⭐⭐⭐ Excellent results. *by M***S on May 14, 2026* Quality products easy to digest. ### ⭐⭐⭐⭐⭐ Vitamins! Great quality *by A***R on May 16, 2026* Love this brand ! ## Frequently Bought Together - Life Extension Vitamin C & Bio-Quercetin Phytosome – Vitamin C Plus Ultra-Absorbable Quercetin for Immune Support – Gluten-Free, Non-GMO, Vegetarian – 250 Vegetarian Tablets - Life Extension Zinc Caps, zinc 50 mg, zinc citrate, Support the body's immune defenses, ultra-absorbable, vegetarian, non-GMO, gluten-free, 90 vegetarian capsules, 90 Count (Pack of 1) - Life Extension BioActive Complete B-Complex, Heart, Brain and Nerve Support, Healthy Energy, Metabolism, Complete B Complex, 60 Vegetarian Capsules --- ## 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.co.th/products/96069223-life-extension-vitamin-c-and-bio-quercetin-immune-support-250](https://www.desertcart.co.th/products/96069223-life-extension-vitamin-c-and-bio-quercetin-immune-support-250) --- *Product available on Desertcart Thailand* *Store origin: TH* *Last updated: 2026-08-20*