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Best Protein Powder

GNC AMP

AMP Wheybolic Alpha

GNC AMP AMP Wheybolic Alpha is a whey blend protein powder with 50 g of protein per About 2 scoops (73.1 g). It scores 60/100 on the TBPP Quality Score. It is Informed Choice and Informed Protein.

Informed ChoiceInformed ProteinProprietary blend
Our score
60/100
Methodology v1.0
Protein
50g
About 2 scoops (73.1 g)
Sugar
2g
Per serving
Protein by weight
68%
Per serving
$2.69
$1.35 per 25 g protein

Nutrition per serving

Chocolate Fudge flavor, from the label.

Nutrition per serving
Serving sizeAbout 2 scoops (73.1 g)
Protein50 g
Calories250
Carbohydrates6 g
Sugar2 g
Fat1.5 g
Sodium230 mg
Protein by weight68%
Leucine6.2 g
BCAAsNot verified

How it scored

60 of 100 points. How we score

CriterionPointsWhy
Protein density14 / 3068% of each scoop is protein
Third-party testing15 / 25Independently tested for contaminants or label accuracy
Label transparency10 / 20uses a proprietary blend
Sugar10 / 102 g sugar per serving
Ingredient simplicity6 / 10Mix of natural and artificial flavors or sweeteners
Verified label data5 / 57 of 7 label values verified

Formula and label

Formula and label
TypeWhey Blend
Protein sourcesWhey Protein Isolate, Whey Protein Concentrate, Collagen Peptides (Bovine)
Third-party testingInformed Choice, Informed Protein
SweetenersSucralose, Steviol Glycosides
Proprietary blendYes
Added free amino acidsNo
DietaryGluten-Free, Soy-Free
AllergensMilk
Made byGNC AMP (GNC Holdings) · USA
Sold atGNC

Price

$69.99–$124.99 for 26 servings. About $2.69 per serving, or $1.35 per 25 g of protein.

Sizes: 13 servings, 26 servings

Flavors (4)

  • Chocolate Fudge
  • Classic Vanilla
  • Cookies & Cream
  • Strawberries & Cream

Sources

Nutrition from the Chocolate Fudge 26-serving label text on GNC.com item 450071 (2026-10-14): about 2 scoops 73.1 g, 250 kcal, 1.5 g fat, 6 g carbs, 2 g sugar, 230 mg sodium, 50 g protein, 6.2 g L-leucine. Ingredients: whey protein isolate, whey protein concentrate, cocoa, natural and artificial flavors, sucralose, salt, sunflower lecithin, gums, steviol glycosides; Contains: milk. The leucine line has no stated added L-leucine on this label and none appears in the ingredient list, so added_amino_acids is false. Contains the Tesnor proprietary blend (400 mg). Prices from GNC.com schema.org offers: $69.99 for 13 servings, $124.99 for 26 servings. Informed Protein and Informed Choice per GNC.com; gluten-free, no soy per GNC.com.

Good to know

Last checked 2026-10-14. Labels change, so check the package before buying if you have allergies. If you are pregnant, nursing or buying for a child, ask your doctor before adding a supplement.

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Sugar
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Sugar
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Our score
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