GNC Protein Deals
Compare all GNC protein powders ranked by price per gram of protein. Find the best value GNC products.
27 products•Updated 2026-01-11
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| Image | Product | Price | Servings | Protein | Price/Serving | Price/Protein | Link |
|---|---|---|---|---|---|---|---|
 | GNC Pro Performance 100% Casein Protein Powder, 25g Protein, Supports Sustained Muscle Strength, Recovery, Slow Digesting, Gluten Free, 3rd Party Tested, Vanilla Cream, 28 Servings GNC | $49.99 | 28 | 25g | $1.79 | $0.071/g | |
 | GNC AMP Mass XXX, Clinically Proven Weight Gainer Protein Powder, Improves Strength and Size, 780 Calories, 50g Protein, Micronized Amino Acids, Creatine, Betaine, Chocolate, 13 Servings, 6 Pounds GNC | $84.99 | 13 | 50g | $6.54 | $0.131/g | |
 | GNC Pro Performance 100% Whey Protein Powder - Chocolate Supreme, 64 Servings, Supports Healthy Metabolism and Lean Muscle Recovery GNC | $64.23 | 64 | N/A | $1.00 | N/A | |
 | GNC Pro Performance 100% Whey - Creamy Strawberry (25 Servings) GNC | $44.99 | 25 | N/A | $1.80 | N/A | |
 | GNC Pro Performance 100% Whey Protein Powder | Supports Healthy Metabolism and Lean Muscle Recovery | Chocolate Supreme | 12 Servings GNC | $24.99 | 12 | N/A | $2.08 | N/A | |
 | GNC Pro Performance 100% Whey - Vanilla Cream (12 Servings) GNC | $24.98 | 12 | N/A | $2.08 | N/A | |
 | GNC AMP Sustained Protein Blend - Cinnamon Toast (28 Servings) GNC | $49.99 | 28 | N/A | $1.79 | N/A | |
 | GNC AMP Sustained Protein Blend - Cinnamon Toast (28 Servings) GNC | $49.99 | 28 | N/A | $1.79 | N/A | |
 | GNC AMP Sustained Protein Blend - Cinnamon Toast (28 Servings) GNC | $49.99 | 28 | N/A | $1.79 | N/A | |
 | GNC AMP Wheybolic Ripped - Classic Vanilla (9 Servings) GNC | $34.99 | 9 | N/A | $3.89 | N/A | |
 | GNC AMP Wheybolic Ripped - Chocolate Fudge (22 Servings) GNC | $74.50 | 22 | N/A | $3.39 | N/A | |
 | GNC AMP Wheybolic Ripped - Chocolate Peanut Butter (22 Servings) GNC | $74.99 | 22 | N/A | $3.41 | N/A | |
 | GNC AMP Wheybolic Clinically Proven Protein Powder, 40g Whey Protein, BCAA, Leucine, Increases Muscle Strength, Muscle Building, 3rd Party Tested, Gluten Free, Chocolate Fudge, 25 Servings GNC | $69.99 | 25 | N/A | $2.80 | N/A | |
 | GNC AMP Wheybolic Clinically Proven Protein Powder, 40g Whey Protein, BCAA, Leucine, Increases Muscle Strength, Muscle Building, 3rd Party Tested, Gluten Free, Banana Milkshake, 25 Servings GNC | $69.99 | 25 | N/A | $2.80 | N/A | |
 | GNC AMP Wheybolic Ripped Protein Powder & Thermogenic Supplement, Increases Muscle Strength & Size, Energy & Endurance, 40g Protein, 6.2g Leucine, 15g EAA, Caffeine, Chocolate Fudge, 9 Serving GNC | $34.99 | N/A | 40g | N/A | N/A | |
 | GNC AMP Wheybolic Clinically Proven Protein Powder, 40g Whey Protein, BCAA, Leucine, Increases Muscle Strength, Muscle Building, 3rd Party Tested, Gluten Free. Cookies and Cream, 10 Servings GNC | $29.99 | 10 | N/A | $3.00 | N/A | |
 | GNC AMP Wheybolic Ripped - Cookies and Cream (22 Servings) GNC | $74.99 | 22 | N/A | $3.41 | N/A | |
 | GNC AMP Wheybolic Clinically Proven Protein Powder, 40g Whey Protein, BCAA, Leucine, Increases Muscle Strength, Muscle Building, 3rd Party Tested, Gluten Free, Classic Vanilla, 10 Servings GNC | $29.75 | 10 | N/A | $2.98 | N/A | |
 | GNC AMP Wheybolic Clinically Proven Protein Powder, 40g Whey Protein, BCAA, Leucine, Increases Muscle Strength, Muscle Building, 3rd Party Tested, Gluten Free, Chocolate Fudge, 33 Servings GNC | $89.98 | 33 | N/A | $2.73 | N/A | |
 | GNC AMP Wheybolic Clinically Proven Protein Powder, 40g Whey Protein, BCAA, Leucine, Increases Muscle Strength, Muscle Building, 3rd Party Tested, Gluten Free, Classic Vanilla, 25 Servings GNC | $69.99 | 25 | N/A | $2.80 | N/A | |
 | GNC AMP Wheybolic Ripped - Strawberries and Cream (9 Servings) GNC | $34.99 | 9 | N/A | $3.89 | N/A | |
 | GNC AMP Plant Isolate Protein - Chocolate Hazelnut (28 Servings) GNC | $49.99 | 28 | N/A | $1.79 | N/A | |
 | GNC AMP Wheybolic Alpha - Chocolate Fudge (22 Servings) GNC | $74.99 | 22 | N/A | $3.41 | N/A | |
 | GNC AMP Wheybolic Alpha - Classic Vanilla (22 Servings) GNC | $74.99 | 22 | N/A | $3.41 | N/A | |
 | GNC AMP Wheybolic Clinically Proven Protein Powder, 40g Whey Protein, BCAA, Leucine, Increases Muscle Strength, Muscle Building, 3rd Party Tested, Gluten Free, Strawberries and Cream, 10 Servings GNC | $29.98 | 10 | N/A | $3.00 | N/A | |
 | GNC AMP Wheybolic Ripped - Cookies and Cream (9 Servings) GNC | $34.99 | 9 | N/A | $3.89 | N/A | |
 | GNC AMP Wheybolic Alpha Clinically Proven Protein Powder, Muscle Strength, Size & Power, Boost Testosterone, 40g Protein, 6.2g Leucine, 15g EAAs, Creatine, 3rd Party Tested, Strawberries and Cream, 22 GNC | $74.99 | N/A | 40g | N/A | N/A |
Data sourced from Amazon. Prices updated daily. Last update: 2026-01-11