---
product_id: 429215613
title: "Syntrax Matrix Sustained‑Release Protein Powder Blend, Milk Chocolate 5 lb | Whey Protein, Micellar Casein, Egg Albumin"
brand: "syntrax"
price: "S$207"
currency: SGD
in_stock: true
reviews_count: 8
category: "Syntrax"
url: https://www.desertcart.sg/products/429215613-syntrax-matrix-sustained-release-protein-powder-blend-milk-chocolate-5
store_origin: SG
region: Singapore
---

# Sustained-release protein for steady recovery Micellar Casein & Egg White for complete amino profile rBST-Free, Grass-Fed Whey for clean nutrition Syntrax Matrix Sustained‑Release Protein Powder Blend, Milk Chocolate 5 lb | Whey Protein, Micellar Casein, Egg Albumin

**Brand:** syntrax
**Price:** S$207
**Availability:** ✅ In Stock

## Summary

> 💪 Fuel your grind with the smoothest, cleanest sustained-release protein blend!

## Quick Answers

- **What is this?** Syntrax Matrix Sustained‑Release Protein Powder Blend, Milk Chocolate 5 lb | Whey Protein, Micellar Casein, Egg Albumin by syntrax
- **How much does it cost?** S$207 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.sg](https://www.desertcart.sg/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

- • **Pure & Premium 🥛:** Sourced from rBST-free, grass-fed whey ensuring clean, hormone-free protein that aligns with your health-conscious lifestyle.
- • **Steady Muscle Fuel ⏳:** Time-released protein blend delivers amino acids gradually to maximize muscle recovery and growth all day long.
- • **Complete Amino Support 🥚:** Combines micellar casein and egg white protein for a comprehensive amino acid profile that supports sustained muscle repair.
- • **Mixes Instantly & Smoothly 🥄:** Ultra-instantized formula dissolves effortlessly with just a spoon—no clumps, no hassle, just smooth deliciousness.
- • **Irresistible Milk Chocolate Flavor 🍫:** Enjoy a rich, crave-worthy taste that turns your protein shake into a daily treat, making consistency effortless.

## Overview

Syntrax Nutrition Matrix is a 5 lb sustained-release protein blend featuring rBST-free, grass-fed whey, micellar casein, and egg white protein. Designed for steady amino acid delivery, it supports muscle recovery and growth with 23g of premium protein per serving. This ultra-instantized milk chocolate formula mixes smoothly with just a spoon, offering 73 servings of clean, hormone-free nutrition perfect for pre-, during, or post-workout fueling.

## 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!

Review: High Quality, Good Taste, Easy Mix - Top quality
Review: Love the taste! - Great taste! My go to for many years now. New packaging design. I’m a milk chocolate fan. I put some ice cubes in, water, half a scoop of protein, and half a banana to start my day. I finish it quickly!

## Features

- Sustained-Release Protein Blend: Features a time-released formula that provides steady amino acid delivery to support muscle recovery and growth.
- Premium Whey Source: Contains rBST-Free, Grass-Fed Whey protein for high-quality nutrition without artificial growth hormones
- Undenatured Micellar Casein and Egg White Protein provide a comprehensive amino acid profile for optimal muscle support
- Best-Tasting Protein supplement that mixes smoothly in water, milk or your favorite beverage.
- Mixes Instantly without clumping, requiring only a spoon for easy preparation and smooth consistency

## 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 | #28,557 in Health & Household ( See Top 100 in Health & Household ) #151 in Sports Nutrition Whey Protein Powders |
| Brand | Syntrax |
| Brand Name | Syntrax |
| Customer Reviews | 4.7 out of 5 stars 51 Reviews |
| Diet Type | Halal, Kosher, Vegetarian |
| Flavor | Milk Chocolate |
| Global Trade Identification Number | 00810007540559 |
| Item Dimensions | 9 x 6 x 14 inches |
| 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 | Consume Before, During, or After Workouts, Extra Protein, Muscle Growth, Muscle Recovery, Weight Management |
| 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 | Whey Protein, Micellar Casein, Egg Albumin - Image 1](https://m.media-amazon.com/images/I/71oyjYON0WL.jpg)

## Available Options

This product comes in different **Size, Flavor** options.

## Customer Reviews

### ⭐⭐⭐⭐⭐ High Quality, Good Taste, Easy Mix
*by R***T on June 1, 2026*

Top quality

### ⭐⭐⭐⭐⭐ Love the taste!
*by A***R on March 2, 2026*

Great taste! My go to for many years now. New packaging design. I’m a milk chocolate fan. I put some ice cubes in, water, half a scoop of protein, and half a banana to start my day. I finish it quickly!

### ⭐⭐⭐⭐⭐ Good just mix it up good
*by U***H on March 12, 2026*

I like the macros and the taste is good not very chemically . You do have to mix pretty aggressively so don’t expect to use a spoon . Texture is fine when mixed properly.

## 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

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*Product available on Desertcart Singapore*
*Store origin: SG*
*Last updated: 2026-08-14*