--- product_id: 536895931 title: "- Researched Nutritionals HistaQuel Histamine Support, 120 Capsules | Histamine & Mast Cell Support, Stinging Nettle, Black Cumin Seed Oil, Clinically Researched Flavonoid & Herbal Formula" brand: "researched nutritionals" price: "¥23325" currency: JPY in_stock: true category: "Researched Nutritionals" url: https://www.desertcart.jp/products/536895931-researched-nutritionals-histaquel-histamine-support-120-capsules-histamine-and-mast store_origin: JP region: Japan --- # Herbal histamine blocker complex 120 vegetarian, non-GMO capsules Clinically researched flavonoids - Researched Nutritionals HistaQuel Histamine Support, 120 Capsules | Histamine & Mast Cell Support, Stinging Nettle, Black Cumin Seed Oil, Clinically Researched Flavonoid & Herbal Formula **Brand:** researched nutritionals **Price:** ¥23325 **Availability:** ✅ In Stock ## Summary > 🌿 Unlock your immune edge with nature’s smartest histamine support! ## Quick Answers - **What is this?** - Researched Nutritionals HistaQuel Histamine Support, 120 Capsules | Histamine & Mast Cell Support, Stinging Nettle, Black Cumin Seed Oil, Clinically Researched Flavonoid & Herbal Formula by researched nutritionals - **How much does it cost?** ¥23325 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.jp](https://www.desertcart.jp/products/536895931-researched-nutritionals-histaquel-histamine-support-120-capsules-histamine-and-mast) ## Best For - researched nutritionals enthusiasts ## Why This Product - Trusted researched nutritionals brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Superior Absorption:** Quercetin phytosome delivers 20x better absorption than standard quercetin supplements for maximum efficacy. - • **Powerful Herbal Defense:** HistaCheck Complex harnesses black cumin seed and stinging nettle to naturally block histamine receptors. - • **Clean & Conscious Formula:** Vegetarian, non-GMO, and free from common allergens—crafted for mindful wellness seekers. - • **Advanced Mast Cell Support:** Clinically backed Mast Cell Secure Complex promotes balanced histamine production for immune harmony. - • **Trusted Quality & Convenience:** 120 capsules per bottle, designed for daily immune support with a 4.7-star rating from health-conscious users. ## Overview Researched Nutritionals HistaQuel offers a scientifically formulated blend of six clinically researched flavonoids and herbs, including quercetin phytosome and black cumin seed extract, designed to support healthy mast cell function and regulate histamine response. This vegetarian, non-GMO supplement provides 120 capsules per bottle, delivering superior absorption and allergen-free immune support trusted by thousands. ## Description Buy Researched Nutritionals HistaQuel Histamine Support, 120 Capsules | Histamine & Mast Cell Support, Stinging Nettle, Black Cumin Seed Oil, Clinically Researched Flavonoid & Herbal Formula on desertcart.com ✓ FREE SHIPPING on qualified orders ## Features - Healthy Mast Cell and Histamine Support - HistaQuel provides a multi-faceted, systemic approach to immune support. It uses two proprietary complexes, and is designed to help support healthy mast cell function and histamine response.* - What Is A Mast Cell? - Mast cells help generate and release histamine. HistaQuel's Mast Cell Secure Complex uses clinically researched ingredients like quercetin phytosome and fisetin supplements to promote healthy histamine production and absorption.* - Herbal Histamine Blocker Complex - The HistaCheck complex uses black cumin seed extract and stinging nettle leaf to block histamine receptors (via competitive inhibition) and support your immune system's response to allergens.* - Six Clinically Researched Flavonoids & Herbs - Histaquel uses flavonoids supplements from herbs like black cumin seeds. The quercetin supplements in this formula have also demonstrated 20 times increased absorption compared to standard Quercetin (in published research).* - Vegetarian and Non-GMO - This mast cell and histamine supplement is manufactured without milk, eggs, fish, crustacean shellfish, tree nuts, peanuts, wheat, soy, or gluten. Produced in a facility that may process other ingredients containing these allergens. ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B0C2WKSJ8P | | ASIN | B0C2WKSJ8P | | Age Range Description | Adult | | Best Sellers Rank | #42,814 in Health & Household ( See Top 100 in Health & Household ) #23 in Nettle Herbal Supplements | | Brand Name | Researched Nutritionals | | Container Type | Bottle | | Customer Reviews | 4.7 4.7 out of 5 stars (135) | | Date First Available | April 18, 2023 | | Diet Type | Vegetarian | | Dosage Form | Capsule | | Flavor | Unflavored | | Global Trade Identification Number | 00893295002596 | | Item Dimensions | 2.5 x 2.5 x 4.5 inches | | Item Form | Capsule | | Item Highlight | Histamine & Mast Cell Support, Stinging Nettle, Black Cumin Seed Oil, Clinically Researched Flavonoid & Herbal Formula | | Item Weight | 4 ounces | | Item model number | RN167 | | Manufacturer | Researched Nutritionals | | Manufacturer | Researched Nutritionals | | Manufacturer Part Number | RN167 | | Material Features | GMO Free | | Material Type Free | GMO Free | | Model Number | RN167 | | Number of Items | 1 | | Primary Supplement Type | Mast Cell Support Capsules | | Product Benefits | Mast Cell Support | | Product Dimensions | 2.5 x 2.5 x 4.5 inches; 4 ounces | | Special Ingredients | Mast Cell Secure Complex, HistaCheck Complex | | Total Servings Per Container | 120 | | UPC | 893295002596 | | Unit Count | 120 Count | ## Product Details - **Brand:** Researched Nutritionals - **Diet Type:** Vegetarian - **Flavor:** Unflavored - **Item Form:** Capsule - **Item Weight:** 4 ounces - **Item dimensions L x W x H:** 2.5 x 2.5 x 4.5 inches - **Primary Supplement Type:** Mast Cell Support Capsules - **Product Benefits:** Mast Cell Support - **Special Ingredients:** Mast Cell Secure Complex, HistaCheck Complex - **Unit Count:** 120 Count ## Images ![- Researched Nutritionals HistaQuel Histamine Support, 120 Capsules | Histamine & Mast Cell Support, Stinging Nettle, Black Cumin Seed Oil, Clinically Researched Flavonoid & Herbal Formula - Image 1](https://m.media-amazon.com/images/I/710NGJ47A-L.jpg) ## Frequently Bought Together - Researched Nutritionals Flavanoids Supplements & Herbs for Immune Support - HistaQuel - with Stinging Nettle Leaf & Black Seed Oil to Promote a Healthy Histamine Response (120 Capsules) - Researched Nutritionals ATP 360 Mitochondrial Supplements - ATP Supplements with Coq 10 & Vitamins for Energy Support - Help Repair Mitochondrial Membranes (90 Capsules) - Researched Nutritionals CytoQuel with N-Acetyl Cysteine, Herbal Supplements & Turmeric Extract - Promote Healthy Cytokine Function for Immune Support, Sleep & Physical Comfort (90 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.jp/products/536895931-researched-nutritionals-histaquel-histamine-support-120-capsules-histamine-and-mast](https://www.desertcart.jp/products/536895931-researched-nutritionals-histaquel-histamine-support-120-capsules-histamine-and-mast) --- *Product available on Desertcart Japan* *Store origin: JP* *Last updated: 2026-09-10*