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Isopure Whey Protein Isolate Unflavored

4.4
★ ★ ★ ★ ★
(43129 ratings)
Sodium 230 mg
Protein (unspecified) 25 Gram(s)
Whey Protein
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Score80
A practical choice for a very lean, unflavored protein serving, but the label detail and electrolyte coverage leave clear trade-offs. It is not a substitute for a dedicated electrolyte mix after heavy sweating.
How scoring works
Powder
Quantity:1 lb(s) • (16 servings)
Goals:

Score 80

A practical choice for a very lean, unflavored protein serving, but the label detail and electrolyte coverage leave clear trade-offs. It is not a substitute for a dedicated electrolyte mix after heavy sweating.
How scoring works

Also available as

1 option
3 servings Sodium 230 mg, Protein (unspecified) 25 Gram(s) • 3 lb(s) • 47 servings $90.89 ($1.93 per serving)
$29.99($1.87 per serving)
iHerb
$ 34.11
Amazon
$ 34.11
Vitacost
$ 29.99
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Analysis

25 g of whey isolate delivers a concentrated protein serving with no listed fat or carbohydrate. That lean profile fits people who want protein without adding much else to a meal or shake.

230 mg of sodium can contribute to lighter replenishment but remains below what many heavy-sweat situations call for. No supporting potassium or magnesium is listed, so it should not be treated as a complete electrolyte formula.

The unflavored isolate has a very lean macro profile, although directions and inactive ingredients are not supplied. Value is acceptable, though lower-cost options may deliver similar protein.

Who is it for
  • A very lean, unflavored protein serving
  • People adding protein to meals or snacks
  • People who prefer a measured powder serving
Best for
  • Daily protein intake
  • Low-fat protein shakes
  • Protein nutrition rather than electrolyte replacement

Pros

  • 25 g protein is a meaningful serving
  • 0 g fat and 0 g carbohydrate keep the macro profile focused
  • Nutrition amounts are clearly disclosed

Cons

  • Too little sodium for demanding sweat replacement
  • Full inactive-ingredient details are not provided
  • Value trails stronger options in the set

Warnings

  • The milk-derived protein is unsuitable for anyone with a milk-protein allergy.
  • The 230 mg sodium amount should not be relied on for heavy-sweat electrolyte replacement.
  • The supplied facts omit the complete inactive-ingredient list, so sweeteners, flavors, and other potential sensitivities cannot be assessed.

Nutrient quality

93 Highest impact

Whey isolate and a high protein share support strong form and dose quality. The formula appears focused, though the supplied facts omit amino-acid and processing details.

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Ingredient transparency

78 High impact

Protein and core nutrition amounts are clearly disclosed, and the title identifies whey isolate. The complete ingredient statement, processing details, and mixing directions are not supplied.

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Customer satisfaction

69 High impact

The supplied average rating is favorable and supported by a very large review pool. No review text is available to assess recurring complaints or firsthand taste, texture, or mixability.

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Value for money

77 High impact

The lean isolate form and full protein amount support good price justification. The premium isolate form supports fair value, though the smaller package has a moderately high serving cost.

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Ingredients

IngredientAmount per serving
Calories
100 Calorie(s)
Total Fat
0 Gram(s)
Cholesterol
10 mg
Sodium
230 mg
Total Carbohydrates
0 Gram(s)
Protein
25 Gram(s)
Calcium
30 mg
Gluten Free Adults 18–50
Report overview
Sodium · 230 mg OverallScore67
D Active Ingredient Quality & BioavailabilityA- Dose, Safety & Label TransparencyB- Value

The label does not identify the sodium source, which limits confidence in its quality. The sodium amount suits lighter replenishment but falls short of the preferred athletic range. Cost is high for sodium alone, but much of it reflects the product's protein content.

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