How many calories are in Costco Tuna?

Costco Tuna contains 190 calories per 100g serving, with 42g of protein, 0g of carbohydrates, and 3g of fat.

Is Costco Tuna good for fat loss?

Costco Tuna has a macro efficiency score of 0.88 (scale: 0–1.0). It provides 88% of its calories from protein, making it an excellent choice for fat loss goals.

0.88

Verified Asset

High Efficiency

Keto Protocol

Costco Tuna.

Metabolic profile analysis. Technical breakdown of Costco Tuna and its impact on skeletal muscle retention and daily energy expenditure.

Total Energy190kcal

Bio-Protein42g

Carbohydrates0g

Total Lipids3g

Nutritional Efficiency Report

Costco Tuna is a moderate-calorie food with elite-protein content. At 190 kcal per 100g, it delivers 42g of protein — representing 88% of its total caloric load. Carbohydrates account for 0% and fats for 14% of calories.

"Efficiency Score 0.88 — 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."

At only 0g net carbs per 100g, it fits strict ketogenic and carnivore protocols.

Protocol Compatibility

Ketosis Impact

At only 0g net carbs per 100g, it fits strict ketogenic and carnivore protocols.

Thermic Effect (TEF)

Protein content of 42g 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 Costco Tuna, these related data nodes are most relevant to your nutrition architecture:

High Protein Foods Keto Verified Assets Fat Loss Foods Database

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Use the clinical weekly planner to distribute Costco Tuna across your metabolic windows.

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1. Biological Metrics

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2. Dietary Logic

Institutional Disclaimer: The nutritional data provided for Costco Tuna 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.