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W 100% Whey Isolate Protein Chocolate Flavor

Biochem
4.6
★ ★ ★ ★ ★
(475 ratings)
Potassium 190 mg
Phosphorus 60 mg
Protein 20 Gram(s)
Protein (unspecified) 20 Gram(s)
Product Image
Score76
A transparent 20 g whey-isolate serving offers convenient, lean protein, while the modest mineral amounts add little for targeted heart support.
How scoring works
Quantity:30 Ounce(s) • (28 servings)
Goals:

Score 76

A transparent 20 g whey-isolate serving offers convenient, lean protein, while the modest mineral amounts add little for targeted heart support.
How scoring works
$49.99($1.78 per serving)
Vitacost
$ 49.99
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$ 49.99
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$ 49.99
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Analysis

Whey protein isolate supplies 20 g of protein in a serving with only 0.5 g of fat. The named protein form and stated dose make its main purpose clear, supporting convenient protein intake after training or between meals.

The serving also contains 190 mg of potassium and 60 mg of phosphorus, but those amounts are secondary to the protein. Their chemical sources are not identified, so the product should not be chosen primarily for mineral or heart-focused support.

Stevia provides sweetness without a large sugar contribution, while the chocolate format may make regular use easier for people who enjoy flavored powders. Value is reasonable only for someone who specifically wants whey isolate, because the serving is less compelling as a general mineral supplement.

Who is it for
  • Adults seeking a lean whey-isolate protein powder
  • Active people adding protein after exercise
  • Users who prefer a stevia-sweetened chocolate powder
Best for
  • Convenient complete-protein intake
  • Post-workout or between-meal protein
  • Low-fat whey supplementation

Pros

  • Provides 20 g of whey protein isolate
  • Contains only 0.5 g of fat per serving
  • Clearly identifies the main protein form and dose
  • Modest carbohydrate content for a flavored powder

Cons

  • Potassium is too low for focused electrolyte use
  • Phosphorus is a minor contribution rather than a targeted dose
  • Mineral chemical sources are not identified
  • Not designed for direct heart-focused support

Warnings

  • Whey protein isolate is milk-derived and is unsuitable for people with a milk allergy.
  • The 20 g whey serving may cause digestive discomfort in people who do not tolerate dairy proteins well.
  • People following a clinician-directed potassium or phosphorus restriction should count the listed amounts toward daily intake.

Nutrient quality

92 Highest impact

A well-regarded protein source supports strong ingredient quality. The main protein dose is meaningful and coherent.

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Ingredient transparency

82 Highest impact

Active amounts are clearly disclosed. Missing directions and inactive ingredients keep the supplied label incomplete.

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Customer satisfaction

60 Moderate impact

The supplied average is generally favorable and rests on a limited review count. No review text was provided to assess recurring complaints or firsthand experiences.

.

Value for money

62 Moderate impact

Serving value is poor for the disclosed formula. A focused protein profile supports value.

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Ingredients

IngredientAmount per serving
Calories
120 Calorie(s)
Total Fat
0.5 Gram(s)
Cholesterol
10 mg
Total Carbohydrates
8 Gram(s)
Protein
20 Gram(s)
Calcium
80 mg
Iron
1 mg
Phosphorus
60 mg
Magnesium
22 mg
Sodium
55 mg
Potassium
190 mg
Protein (Whey Protein Isolate)
20 Gram(s)
Stevia extract
75 mg
Gluten Free Adults 18–50 Kosher Vegetarian
Report overview
Potassium · 190 mg OverallScore31
F Active Ingredient Quality & BioavailabilityC Dose, Safety & Label TransparencyF Value

The serving provides a moderate amount of potassium but falls short of the collection's effective-dose benchmark. Its chemical form is not disclosed, limiting confidence in form quality and metabolic utility. The relatively high serving cost also makes it inefficient when potassium is the main goal.

Phosphorus · 60 mg OverallScore27
F Active Ingredient Quality & BioavailabilityC- Dose, Safety & Label TransparencyF Value

The phosphorus source is not named, so its form and bone relevance remain uncertain. The 60 mg amount is below the targeted supplemental range and appears secondary to the whey protein formula. Two scoops are still manageable, but the high serving cost offers poor mineral-focused value.

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Sources

Published studies used for the product analysis and the top-ranked studies for each ingredient and goal.

  1. Potassium intake and risk of stroke in women with hypertension and nonhypertension in the Women's Health Initiative.
    Seth A; Mossavar-Rahmani Y; Kamensky V; Silver B; Lakshminarayan K; Prentice R; Van Horn L; Wassertheil-Smoller S · Stroke · 2015
    Cohort study90,137 participantsHeart Health forPotassium
  2. Associations between sodium, potassium, and blood pressure: results from the Hispanic Community Health Study/Study of Latinos, a prospective cohort study.
    Swift SL; Sotres-Alvarez D; Raij L; Wassertheil-Smoller S; Schneiderman N; Llabre M; Zeki Al Hazzouri A; Rundek T; Van Horn L; Daviglus M; Castaneda S; Youngblood M; Mossavar-Rahmani Y; Elfassy T · The American journal of clinical nutrition · 2024
    Cohort study11,429 participantsHeart Health forPotassium
  3. Serum potassium levels provide prognostic information in symptomatic heart failure beyond traditional clinical variables.
    Toledo CC; Vellosa Schwartzmann P; Miguel Silva L; da Silva Ferreira G; Bianchini Cardoso F; Citelli Ribeiro V; Paim LR; Antunes-Correa LM; Carvalho Sposito A; Matos Souza JR; Modolo R; Nadruz W; Fernandes de Carvalho LS; Coelho-Filho OR · ESC heart failure · 2021
    Cohort study178 participantsHeart Health forPotassium
  4. Potassium intake, stroke, and cardiovascular disease a meta-analysis of prospective studies.
    D'Elia L; Barba G; Cappuccio FP; Strazzullo P · Journal of the American College of Cardiology · 2011
    Meta-analysis247,510 participants11 studies pooledHeart Health forPotassium
  5. Oral potassium supplementation for management of essential hypertension: A meta-analysis of randomized controlled trials.
    Poorolajal J; Zeraati F; Soltanian AR; Sheikh V; Hooshmand E; Maleki A · PloS one · 2017
    Meta-analysis1,213 participants23 studies pooledHeart Health forPotassium
  6. Effect of Potassium Supplementation on Endothelial Function: A Systematic Review and Meta-Analysis of Intervention Studies.
    D'Elia L; Cappuccio FP; Masulli M; La Fata E; Rendina D; Galletti F · Nutrients · 2023
    Meta-analysis332 participants5 studies pooledHeart Health forPotassium
  7. Long-Term Potassium Monitoring and Dynamics in Heart Failure and Risk of Mortality.
    Núñez J; Bayés-Genís A; Zannad F; Rossignol P; Núñez E; Bodí V; Miñana G; Santas E; Chorro FJ; Mollar A; Carratalá A; Navarro J; Górriz JL; Lupón J; Husser O; Metra M; Sanchis J · Circulation · 2019
    Cohort study2,164 participantsHeart Health forPotassium
  8. Finerenone, Serum Potassium, and Clinical Outcomes in Heart Failure With Mildly Reduced or Preserved Ejection Fraction.
    Vardeny O; Vaduganathan M; Claggett BL; Desai AS; Jhund PS; Lam CSP; Senni M; Shah SJ; Voors AA; Zannad F; Pitt B; Matsumoto S; Merkely B; Zieroth S; Yilmaz MB; Lay-Flurrie J; Viswanathan P; Horvat-Broecker A; Scalise A; McMurray JJV; Solomon SD · JAMA cardiology · 2025
    Randomized trial6,001 participantsHeart Health forPotassium
  9. Magnesium and Potassium Supplementation for Systolic Blood Pressure Reduction in the General Normotensive Population: A Systematic Review and Subgroup Meta-Analysis for Optimal Dosage and Treatment Length.
    Behers BJ; Behers BM; Stephenson-Moe CA; Vargas IA; Meng Z; Thompson AJ; Melchor J; Wojtas CN; Rosario MA; Baker JF; Deevers AC; Mouratidis RW; Sweeney MJ · Nutrients · 2024
    Meta-analysisHeart Health forPotassium
  10. Effect of high potassium diet on endothelial function.
    Blanch N; Clifton PM; Petersen KS; Willoughby SR; Keogh JB · Nutrition, metabolism, and cardiovascular diseases : NMCD · 2015
    Randomized trial35 participantsHeart Health forPotassium