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Best Protein Powder

Allmax

IsoNatural Pure Whey Protein Isolate

Allmax IsoNatural Pure Whey Protein Isolate is a whey isolate protein powder with 27 g of protein per 1 rounded scoop (31 g). It scores 75/100 on the TBPP Quality Score. We found no third-party testing certification.

No third-party testing found
Our score
75/100
Methodology v1.0
Protein
27g
1 rounded scoop (31 g)
Sugar
1g
Per serving
Protein by weight
87%
Per serving
$2.24
$2.08 per 25 g protein

Nutrition per serving

Vanilla flavor, from the label.

Nutrition per serving
Serving size1 rounded scoop (31 g)
Protein27 g
Calories120
Carbohydrates2 g
Sugar1 g
Fat0 g
Sodium55 mg
Protein by weight87%
LeucineNot verified
BCAAsNot verified

How it scored

75 of 100 points. How we score

CriterionPointsWhy
Protein density30 / 3087% of each scoop is protein
Third-party testing0 / 25No verified independent testing program
Label transparency20 / 20Fully disclosed formula, no amino spiking
Sugar10 / 101 g sugar per serving
Ingredient simplicity10 / 10Natural flavors and sweeteners
Verified label data5 / 57 of 7 label values verified

Formula and label

Formula and label
TypeWhey Isolate
Protein sourcesWhey Protein Isolate
Third-party testingNone found
SweetenersStevia
Proprietary blendNo
Added free amino acidsNo
DietaryGluten-Free, Soy-Free, Kosher
AllergensMilk
Made byAllmax · Canada
Sold atAllmax (brand site)

Price

$64.99 for 2 lb. About $2.24 per serving, or $2.08 per 25 g of protein.

Sizes: 2 lb, 5 lb

Flavors (3)

  • Unflavored
  • Vanilla
  • Chocolate

Sources

Nutrition from NIH DSLD 296142 (IsoNatural Pure Whey Protein Isolate Vanilla 2 lb, entered 2023-09-25, UPC 665553223223): 1 rounded scoop (31 g), 29 servings, 120 kcal, 0 g fat, 55 mg sodium, 2 g carbs, 0 g fibre, 1 g sugars, 27 g protein. Ingredients: whey protein isolate, natural flavors, inulin, guar gum, stevia leaf extract, lecithin; contains milk (whey). Label claims gluten free, soy free, COR Kosher Dairy, no artificial colors/flavors. The brand page (2026-10-14) matches 27 g protein, 120 kcal, zero sugar/fat, stevia-sweetened. Informed Choice testing appears on the label but was not confirmed on the certifier site. Price $64.99 for 2 lb ($149.99 for 5 lb) on the brand store.

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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