--- product_id: 644464176 title: "GNC AMP Sustained Protein Blend| Targeted Muscle Building and Exercise Formula | 4 Protein Sources with Rapid & Sustained Release | Gluten Free |28 Servings | Strawberry Milkshake" brand: "gnc" price: "€ 45.69" currency: EUR in_stock: false reviews_count: 5 url: https://www.desertcart.hr/products/644464176-gnc-amp-sustained-protein-blend-targeted-muscle-building-and-exercise store_origin: HR region: Croatia --- # 7-hour sustained protein release 5g BCAA for rapid muscle recovery 25g protein per serving for muscle support GNC AMP Sustained Protein Blend| Targeted Muscle Building and Exercise Formula | 4 Protein Sources with Rapid & Sustained Release | Gluten Free |28 Servings | Strawberry Milkshake **Brand:** gnc **Price:** € 45.69 **Availability:** ❌ Out of Stock ## Summary > πŸ’₯ Fuel your gains from AM to PM with science-backed protein power! ## Quick Answers - **What is this?** GNC AMP Sustained Protein Blend| Targeted Muscle Building and Exercise Formula | 4 Protein Sources with Rapid & Sustained Release | Gluten Free |28 Servings | Strawberry Milkshake by gnc - **How much does it cost?** € 45.69 with free shipping - **Is it available?** Currently out of stock - **Where can I buy it?** [www.desertcart.hr](https://www.desertcart.hr/products/644464176-gnc-amp-sustained-protein-blend-targeted-muscle-building-and-exercise) ## Best For - gnc enthusiasts ## Why This Product - Trusted gnc brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - β€’ **All-Day Muscle Fuel:** 25g of sustained-release protein keeps your muscles powered for 7 hours straight. - β€’ **Versatile Anytime Shake:** Ideal for breakfast, post-workout, or between mealsβ€”fuel your day your way. - β€’ **BCAA Boosted Performance:** 5g of branched-chain amino acids per serving to accelerate muscle recovery and growth. - β€’ **Clean & Inclusive Formula:** Gluten- and soy-free, perfect for sensitive diets without compromising gains. - β€’ **Quad-Source Protein Power:** Native whey isolate, micellar casein, egg whites, and whey hydrolysate blend for rapid + lasting amino acid delivery. ## Overview GNC AMP Sustained Protein Blend delivers 25g of protein from four premium sources with a unique 7-hour sustained release formula, enhanced by 5g of BCAAs per serving. Gluten- and soy-free, this strawberry milkshake-flavored supplement supports muscle building, recovery, and performance anytime during the day, backed by GNC’s 85+ years of nutritional expertise. ## Description GNC AMP Sustained is an innovative dietary supplement containing four protein sources, including native whey isolate, micellar casein, egg whites, and whey hydrolysate, delivering seven hours of sustained protein release throughout the day. Our unique blend harnesses the power of two distinct protein sources; Rapid release protein for immediate muscle fuel and 7-hour sustained protein for on-demand muscle fuel, support, and recovery. Our formula delivers the complete range of protein your body requires to perform like never before. Our ripped whey protein blend delivers essential BCAA's, fueling anabolic muscle support, performance, and recovery. It has shown increased muscle strength and size by up to 30% in just eight weeks. Our recipe is gluten-free and offered in several delicious flavor profiles. It mixes easily into 8 fl. oz. of cold water or any other beverage. Consume in the morning and pre or post-workout. For max results, reference usage benefits and consume two scoops twice daily. Do not consume close to bedtime. For over 85 years, GNC has been the leading global health and wellness brand providing the best in performance inspired nutrition. We are committed to meeting the highest standards while applying the most up-to-date advances in nutritional science. Above all else, GNC aims to inspire people to live well. These statements have not been evaluated by the Food and Drug Administration. This product is not intended to diagnose, treat, cure, or prevent any disease. Review: I like it - Great chocolate flavor. It makes a,great snack but it is great for post workout because I get very hungry when I burn calories. One shake helps recovery and helps the hunger Review: Good product. - Great taste and easy digestion. ## Features - ON-GOING MUSCLE SUPPORT: 25g of 7-hour sustained protein release for ongoing muscle fuel, support and recovery - SCIENTIFICALLY BLENDED: Contains native whey isolate, native micellar casein, egg whites and whey hydrolysate - RAPID + SUSTAINED RELEASE OF AMINO ACIDS: 5g of BCAA per serving - ANYTIME SUPPLEMENT: For breakfast, between meals, after workouts or on non-training days - PLUS: Gluten- and soy-free formula ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B07P5ZZVC1 | | Age Range Description | Adult | | Age range (description) | Adult | | Allergen Information | Gluten Free, Soy Free | | Brand | GNC | | Brand Name | GNC | | Customer Reviews | 4.4 out of 5 stars 133 Reviews | | Diet Type | Gluten Free | | Diet type | Gluten Free | | Flavor | Strawberry Milkshake | | Flavour | Strawberry Milkshake | | Item Dimensions | 17.8 x 17.8 x 25.4 centimeters | | Item Weight | 2.62 Pounds | | Item weight | 2.62 Pounds | | Manufacturer | GNC | | Manufacturer Part Number | 414794 | | Model Number | 414794 | | Number of Items | 1 | | UPC | 048107199494 | ## Product Details - **Brand:** GNC - **Flavour:** Strawberry Milkshake - **Item weight:** 31.6 Ounces - **Diet type:** Gluten Free - **Number of Items:** 1 ## Images ![GNC AMP Sustained Protein Blend| Targeted Muscle Building and Exercise Formula | 4 Protein Sources with Rapid & Sustained Release | Gluten Free |28 Servings | Strawberry Milkshake - Image 1](https://m.media-amazon.com/images/I/61aij4qIWEL.jpg) ![GNC AMP Sustained Protein Blend| Targeted Muscle Building and Exercise Formula | 4 Protein Sources with Rapid & Sustained Release | Gluten Free |28 Servings | Strawberry Milkshake - Image 2](https://m.media-amazon.com/images/I/61LfqnPWspL.jpg) ![GNC AMP Sustained Protein Blend| Targeted Muscle Building and Exercise Formula | 4 Protein Sources with Rapid & Sustained Release | Gluten Free |28 Servings | Strawberry Milkshake - Image 3](https://m.media-amazon.com/images/I/41NaKKBccTL.jpg) ## Customer Reviews ### ⭐⭐⭐⭐⭐ I like it *by C***A on 17 December 2025* Great chocolate flavor. It makes a,great snack but it is great for post workout because I get very hungry when I burn calories. One shake helps recovery and helps the hunger ### ⭐⭐⭐⭐⭐ Good product. *by A***. on 1 November 2022* Great taste and easy digestion. ### ⭐⭐⭐ Flavor- strawberry milkshake *by T***S on 9 March 2023* Gotta be the most disgusting strawberry flavor out there. Tastes like cough syrup. Maybe I can blend a few things in with it to make it taste better. ## Frequently Bought Together - GNC AMP Sustained Protein Blend | Targeted Muscle Building and Exercise Formula | 4 Protein Sources with Rapid & Sustained Release | Gluten Free | Strawberry Milkshake | 28 Servings - Nutricost Creatine Monohydrate Micronized Powder 500G, 5000mg Per Serv (5g) - 100 Servings, 17.9 Oz --- ## Why Shop on Desertcart? - πŸ›’ **Trusted by 1.3+ Million Shoppers** β€” Serving international shoppers since 2016 - 🌍 **Shop Globally** β€” Access 737+ million products across 21 categories - πŸ’° **No Hidden Fees** β€” All customs, duties, and taxes included in the price - πŸ”„ **15-Day Free Returns** β€” Hassle-free returns (30 days for PRO members) - πŸ”’ **Secure Payments** β€” Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** β€” Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.hr/products/644464176-gnc-amp-sustained-protein-blend-targeted-muscle-building-and-exercise](https://www.desertcart.hr/products/644464176-gnc-amp-sustained-protein-blend-targeted-muscle-building-and-exercise) --- *Product available on Desertcart Croatia* *Store origin: HR* *Last updated: 2026-08-15*