How many calories are in Whey Protein Isolate?

Whey Protein Isolate contains 372 calories per 100g serving, with 88g of protein, 6g of carbohydrates, and 0g of fat.

Is Whey Protein Isolate good for fat loss?

Whey Protein Isolate has a macro efficiency score of 0.95 (scale: 0–1.0). It provides 95% of its calories from protein, making it an excellent choice for fat loss goals.

0.95

Verified Asset

High Efficiency

Whey Protein Isolate.

Metabolic profile analysis. Technical breakdown of Whey Protein Isolate and its impact on skeletal muscle retention and daily energy expenditure.

Total Energy372kcal

Bio-Protein88g

Carbohydrates6g

Total Lipids0g

Nutritional Efficiency Report

Whey Protein Isolate is a calorie-dense food with elite-protein content. At 372 kcal per 100g, it delivers 88g of protein — representing 95% of its total caloric load. Carbohydrates account for 6% and fats for 0% of calories.

"Efficiency Score 0.95 — this asset ranks in the top tier of the DataFood database for protein delivery per calorie. Optimal for fat loss, lean bulking, and body recomposition phases."

With 6g of carbs per 100g, it suits cyclical keto and low-carb approaches.

Protocol Compatibility

Ketosis Impact

With 6g of carbs per 100g, it suits cyclical keto and low-carb approaches.

Thermic Effect (TEF)

Protein content of 88g per 100g triggers a significant Thermic Effect of Food. The body expends approximately 20–30% of protein calories during digestion, yielding a net caloric benefit compared to equivalent fat or carbohydrate sources.

Expand Your Protocol.

Based on the metabolic profile of Whey Protein Isolate, these related data nodes are most relevant to your nutrition architecture:

High Protein Foods Fat Loss Foods Database

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Use the clinical weekly planner to distribute Whey Protein Isolate across your metabolic windows.

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2. Dietary Logic

Institutional Disclaimer: The nutritional data provided for Whey Protein Isolate is derived from clinical databases and algorithmic estimation. This report is for metabolic infrastructure planning only and does not constitute medical advice. Consult a clinical nutritionist before implementing aggressive deficit protocols.