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GNC Protein Deals

Compare all GNC protein powders ranked by price per gram of protein. Find the best value GNC products.

17 products•Updated Mar 2, 2026, 7:14 AM UTC
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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 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
$49.992825g$1.79$0.071/g
GNC Pro Performance 100% Whey Protein Powder | Supports Healthy Metabolism and Lean Muscle Recovery | Chocolate Supreme | 12 Servings
GNC Pro Performance 100% Whey Protein Powder | Supports Healthy Metabolism and Lean Muscle Recovery | Chocolate Supreme | 12 Servings
GNC
$24.9912N/A$2.08N/A
GNC Pro Performance 100% Whey - Vanilla Cream (12 Servings)
GNC Pro Performance 100% Whey - Vanilla Cream (12 Servings)
GNC
$24.9912N/A$2.08N/A
GNC AMP Sustained Protein Blend - Cinnamon Toast (28 Servings)
GNC AMP Sustained Protein Blend - Cinnamon Toast (28 Servings)
GNC
$49.9928N/A$1.79N/A
GNC AMP Wheybolic Ripped - Classic Vanilla (9 Servings)
GNC AMP Wheybolic Ripped - Classic Vanilla (9 Servings)
GNC
$29.999N/A$3.33N/A
GNC AMP Wheybolic Ripped - Chocolate Fudge (22 Servings)
GNC AMP Wheybolic Ripped - Chocolate Fudge (22 Servings)
GNC
$74.9922N/A$3.41N/A
GNC AMP Wheybolic Ripped - Chocolate Peanut Butter (22 Servings)
GNC AMP Wheybolic Ripped - Chocolate Peanut Butter (22 Servings)
GNC
$74.9922N/A$3.41N/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 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
$34.99N/A40gN/AN/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 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
$29.9810N/A$3.00N/A
GNC AMP Wheybolic Ripped - Cookies and Cream (22 Servings)
GNC AMP Wheybolic Ripped - Cookies and Cream (22 Servings)
GNC
$74.9922N/A$3.41N/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 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
$69.9925N/A$2.80N/A
GNC AMP Wheybolic Ripped - Strawberries and Cream (9 Servings)
GNC AMP Wheybolic Ripped - Strawberries and Cream (9 Servings)
GNC
$34.999N/A$3.89N/A
GNC AMP Plant Isolate Protein - Chocolate Hazelnut (28 Servings)
GNC AMP Plant Isolate Protein - Chocolate Hazelnut (28 Servings)
GNC
$49.9928N/A$1.79N/A
GNC AMP Wheybolic Alpha - Classic Vanilla (22 Servings)
GNC AMP Wheybolic Alpha - Classic Vanilla (22 Servings)
GNC
$74.9922N/A$3.41N/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 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
$29.9910N/A$3.00N/A
GNC AMP Wheybolic Ripped - Cookies and Cream (9 Servings)
GNC AMP Wheybolic Ripped - Cookies and Cream (9 Servings)
GNC
$34.999N/A$3.89N/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 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
$74.99N/A40gN/AN/A

About GNC Protein Products

We track 17 GNC protein products on Amazon, with prices ranging from $24.99 to $74.99 and the best value starting at $0.07 per gram of protein. All prices are updated daily so you can always find the most current deals.

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Data sourced from Amazon. Prices updated daily. Last update: Mar 2, 2026, 7:14 AM UTC