--- product_id: 429215613 title: "Syntrax Matrix Sustained‑Release Protein Powder Blend, Milk Chocolate 5 lb" brand: "syntrax" price: "789.21 DT" currency: TND in_stock: true category: "Syntrax" url: https://www.desertcart.tn/products/429215613-syntrax-matrix-sustained-release-protein-powder-blend-milk-chocolate-5 store_origin: TN region: Tunisia --- # Sustained-release protein delivery Multi-source protein complex rBST-free, grass-fed whey Syntrax Matrix Sustained‑Release Protein Powder Blend, Milk Chocolate 5 lb **Brand:** syntrax **Price:** 789.21 DT **Availability:** ✅ In Stock ## Summary > 💪 Elevate your gains with the protein blend that works as hard as you do! ## Quick Answers - **What is this?** Syntrax Matrix Sustained‑Release Protein Powder Blend, Milk Chocolate 5 lb by syntrax - **How much does it cost?** 789.21 DT with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.tn](https://www.desertcart.tn/products/429215613-syntrax-matrix-sustained-release-protein-powder-blend-milk-chocolate-5) ## Best For - syntrax enthusiasts ## Why This Product - Trusted syntrax brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Instant Mixability:** Ultra-instantized formula dissolves effortlessly with just a spoon—no blender needed - • **All-Day Muscle Fuel:** Advanced sustained-release blend keeps amino acids flowing for hours - • **Lean & Low-Carb Power:** Zero sugar and low carbs to fuel lean muscle without the extra bulk - • **Clean & Premium Protein:** rBST-free, grass-fed whey ensures top-tier nutrition and purity - • **Complete Recovery Matrix:** Combines whey, micellar casein, egg white, and glutamine peptides for total muscle support ## Overview Syntrax Matrix is a 5 lb sustained-release protein powder featuring a multi-source complex of ultrafiltered whey, micellar casein, native egg white protein, and glutamine peptides. Designed for continuous amino acid delivery, it supports muscle recovery and growth with premium rBST-free, grass-fed whey, zero sugar, and low carbs. Perfectly instantized for easy mixing, it’s a top choice for fitness enthusiasts seeking clean, long-lasting protein nutrition. ## Description Matrix is a sustained release protein blend that derives from ultrafiltered whey protein, ultrafiltered micellar casein, native egg white protein and glutamine peptides. Matrix is thoroughly instantized so that every scoop dissolves perfectly in your favorite beverage using only a spoon for vigorous stirring. Matrix is available in 11 amazing flavors! ## Features - Multi-Source Protein Complex: Features Undenatured Micellar Casein and Egg White Protein for comprehensive muscle recovery and growth - Sustained-Release Protein Blend: Advanced formula delivers a continuous stream of amino acids throughout the day for optimal muscle support - Premium Quality Ingredients: Contains rBST-Free, Grass-Fed Whey for superior protein nutrition and quality assurance - Low Carb Nutrition: Zero sugar and low carbohydrate content supports lean muscle development and fitness goals - Complete Protein Matrix: Combines ultrafiltered whey protein, micellar casein, native egg white protein, and glutamine peptides for comprehensive amino acid profile ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B09Y2C33YM | | Age Range Description | Adult | | Allergen Information | Egg may contain, Milk may contain, Soy may contain, Wheat may contain | | Best Sellers Rank | #34,292 in Health & Household ( See Top 100 in Health & Household ) #180 in Sports Nutrition Whey Protein Powders | | Brand | Syntrax | | Brand Name | Syntrax | | Customer Reviews | 4.7 out of 5 stars 55 Reviews | | Diet Type | Halal, Kosher | | Flavor | Milk Chocolate | | Global Trade Identification Number | 00810007540559 | | Item Dimensions | 9 x 6 x 14 inches | | Item Highlight | 73 Servings - Supports Lean Muscle Growth & Recovery, Micellar Casein & Egg White Protein for Use Anytime | | Item Weight | 5 pounds | | Manufacturer | Si03, Inc. | | Manufacturer Part Number | SM5MC | | Material Type Free | rBST-Free | | Model Name | av2023-Syntrax-syntrax matrix native grassfed undenatured whey protein micellar casein and egg albumin with glutamine peptides-3f6731c2 | | Model Number | SM5MC | | Number of Items | 1 | | Package Type Name | Pouch | | Product Benefits | Extra Protein Support, Supports Muscle Endurance, Supports Muscle Growth, Supports Muscle Health | | Protein | 23 g | | Protein Source | Blend | | Recommended Uses For Product | Pre-Workout | | Servings per Container | 73 | | Supplement Formulation | Multi-Supplement | | Total Servings Per Container | 73 | | UPC | 810007540559 | | Unit Count | 80 Ounce | ## Product Details - **Brand:** Syntrax - **Flavor:** Milk Chocolate - **Item Weight:** 5 Pounds - **Material Type Free:** rBST-Free - **Servings per Container:** 73 ## Images ![Syntrax Matrix Sustained‑Release Protein Powder Blend, Milk Chocolate 5 lb - Image 1](https://m.media-amazon.com/images/I/71oyjYON0WL.jpg) ![Syntrax Matrix Sustained‑Release Protein Powder Blend, Milk Chocolate 5 lb - Image 2](https://m.media-amazon.com/images/I/71sq8gX2UeL.jpg) ![Syntrax Matrix Sustained‑Release Protein Powder Blend, Milk Chocolate 5 lb - Image 3](https://m.media-amazon.com/images/I/818yA9tIHlL.jpg) ![Syntrax Matrix Sustained‑Release Protein Powder Blend, Milk Chocolate 5 lb - Image 4](https://m.media-amazon.com/images/I/71BbB+4MhpL.jpg) ![Syntrax Matrix Sustained‑Release Protein Powder Blend, Milk Chocolate 5 lb - Image 5](https://m.media-amazon.com/images/I/61Hne2XAwWL.jpg) ## Available Options This product comes in different **Size, Flavor** options. ## Frequently Bought Together - Syntrax Nutrition Matrix Protein Powder, Sustained-Release Protein Blend, Milk Chocolate, 5 lbs - Syntrax Matrix Whey Protein, Peanut Butter Cookie, 5 Pound --- ## 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.tn/products/429215613-syntrax-matrix-sustained-release-protein-powder-blend-milk-chocolate-5](https://www.desertcart.tn/products/429215613-syntrax-matrix-sustained-release-protein-powder-blend-milk-chocolate-5) --- *Product available on Desertcart Tunisia* *Store origin: TN* *Last updated: 2026-09-29*