--- product_id: 487595685 title: "Peak Immune 4 - Immune System Booster – Rice Bran and Shitake Mushroom Supplement for Natural Immune Support (Ultra Strength)" brand: "daiwa health development" price: "735 zł" currency: PLN in_stock: true reviews_count: 5 url: https://www.desertcart.pl/products/487595685-peak-immune-4-immune-system-booster-rice-bran-and-shitake store_origin: PL region: Poland --- # RBAC Rice Bran Power Shiitake Mushroom Enzyme 300% Boost in Immune Cells Peak Immune 4 - Immune System Booster – Rice Bran and Shitake Mushroom Supplement for Natural Immune Support (Ultra Strength) **Brand:** daiwa health development **Price:** 735 zł **Availability:** ✅ In Stock ## Summary > 🛡️ Elevate your immunity game with nature’s ultra-strength secret! ## Quick Answers - **What is this?** Peak Immune 4 - Immune System Booster – Rice Bran and Shitake Mushroom Supplement for Natural Immune Support (Ultra Strength) by daiwa health development - **How much does it cost?** 735 zł with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.pl](https://www.desertcart.pl/products/487595685-peak-immune-4-immune-system-booster-rice-bran-and-shitake) ## Best For - daiwa health development enthusiasts ## Why This Product - Trusted daiwa health development brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Superior to AHCC:** Outperforms AHCC by significantly increasing nitric oxide for enhanced immune response - • **Daily Natural Defense:** Gentle, non-GMO ingredients designed for consistent, everyday immune resilience - • **Patented Natural Formula:** Exclusive Daiwa process ensures potent, long-lasting immunity support - • **Triple Immune Cell Activation:** Boost B-, T-, and NK-cell counts up to 3x for next-level defense - • **Scientifically Backed Immunity:** Backed by 75+ studies proving powerful immune system enhancement ## Overview DAIWA HEALTH DEVELOPMENT Peak Immune 4 is a premium immune booster combining patented RBAC rice bran and shiitake mushroom enzyme to naturally amplify B-, T-, and NK-cell activity by up to 300%. Clinically supported and non-GMO, this supplement outperforms AHCC by enhancing nitric oxide production, making it a cutting-edge choice for daily immune resilience and longevity. ## Description ["https://m.media-desertcart.com/images/S/aplus-media-library-service-media/e4609fe9-30ee-4850-a5c8-ba8373cd38bc.__CR1,0,1940,1200_PT0_SX970_V1___.jpg", "https://m.media-desertcart.com/images/S/aplus-media-library-service-media/9922bdb1-70d1-4782-9948-fd032cd104c8.__CR1,0,1940,1200_PT0_SX970_V1___.jpg", "https://m.media-desertcart.com/images/S/aplus-media-library-service-media/c9cbca4b-a692-489f-9c1a-e19da1c146bd.__CR1,0,1940,1200_PT0_SX970_V1___.jpg", "https://m.media-desertcart.com/images/S/aplus-media-library-service-media/be724d62-2ebc-422a-b5d8-fe0bfd767bf8.__CR1,0,1940,1200_PT0_SX970_V1___.jpg", "https://m.media-desertcart.com/images/S/aplus-media-library-service-media/fa471dbe-6261-4498-99c0-0376f0b20cae.__CR1,0,1940,1200_PT0_SX970_V1___.jpg", "https://m.media-desertcart.com/images/S/aplus-media-library-service-media/653d2a3f-2faf-447f-8b37-a28470cd22ef.__CR0,0,1940,1200_PT0_SX970_V1___.jpg"] ## Features - A NATURAL IMMUNITY BOOST: PeakImmune4 is a immune support supplement derived from RBAC rice bran, a natural form of immune defense that also enhances NK cell function with over 75 studies proving its effectiveness and strength* - BETTER THAN AHCC: Our PeakImmune4 immunity supplement may double B- and T- cell counts and triple NK cell function. PeakImmune4 also significantly increases nitric oxide production over AHCC* - NATURAL IMMUNE SUPPORT FOR DAILY USE: PeakImmune4 immune support supplement contains purified water extract of rice bran combined with shiitake mushroom enzyme for a completely natural immune booster - PATENTED NATURAL PROCESS: Daiwa Health Development has a unique formula for our immune support which can help natural and learned immunity fight off common and complex ailments, promoting health and longevity - HIGH QUALITY INGREDIENTS: Daiwa’s innovative and patented natural process for producing PeakImmune4 is non-GMO and designed to promote optimal T cell activity ## Technical Specifications | Specification | Value | |---------------|-------| | Asin | B08NTLQ2G9 | | Manufacturer | DAIWA HEALTH DEVELOPMENT | | Manufacturer Reference | DH-PI4-30 | | Product Dimensions | 4.6 x 4.39 x 10.59 cm; 40 g | ## Product Details - **Brand:** DAIWA HEALTH DEVELOPMENT - **Diet type:** Vegan - **Flavour:** Unflavored - **Item dimensions L x W x H:** 46 x 44 x 106 millimeters - **Item form:** Capsule - **Item weight:** 0.04 Kilograms - **Primary supplement type:** RBAC Rice Bran and Mycelia Extract from Shiitake Mushroom - **Product benefits:** Immune Support - **Special ingredients:** RBAC (Rice Bran Arabiloxylan Compund) - **Unit count:** 30.0 Count ## Images ![Peak Immune 4 - Immune System Booster – Rice Bran and Shitake Mushroom Supplement for Natural Immune Support (Ultra Strength) - Image 1](https://m.media-amazon.com/images/I/71iq2Rrd8DL.jpg) ## Customer Reviews ### ⭐⭐⭐⭐⭐ Worked as advertised. *by on Reviewed in the United States 16 February 2026* Worked as advertised. ### ⭐⭐⭐⭐⭐ Great product, too expensive *by on Reviewed in the United States 15 September 2025* The product is great! I can not longer afford it because of the increase in price. No doubt there are quality substitutions at a reasonable price. ### ⭐ Do not recommend *by on Reviewed in the United States 21 September 2025* Serious allergic reaction, be careful! ## Frequently Bought Together - Daiwa PeakImmune4 Natural Immune Support Supplement with RBAC Rice Bran and Mycelia Extract from Shiitake Mushrooms - Ultra Strength - Daiwa Plasmanex 1 - Blood and Vein Circulation Supplements – Balance Circulation, Encourage Healthy Legs and Veins - 60 Vegan 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.pl/products/487595685-peak-immune-4-immune-system-booster-rice-bran-and-shitake](https://www.desertcart.pl/products/487595685-peak-immune-4-immune-system-booster-rice-bran-and-shitake) --- *Product available on Desertcart Poland* *Store origin: PL* *Last updated: 2026-06-09*