People who eat a high-protein breakfast may eat about 420 fewer calories later in the day than those who skip breakfast, mostly because they eat less carbs and fat.

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Evidence from Studies

Supporting (1)

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A pilot study assessing whether the consumption of a protein‐rich breakfast improves appetite control, eating behavior, and sleep quality compared to skipping breakfast in healthy young professionals

Randomized Controlled Trial

Human

This study found that when healthy young adults ate a high-protein breakfast, they ended up eating about 420 fewer calories later in the day, mostly by eating less carbs and fat, even though the result wasn’t quite strong enough to be called definite.

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No contradicting evidence found

Source Study

A pilot study assessing whether the consumption of a protein‐rich breakfast improves appetite control, eating behavior, and sleep quality compared to skipping breakfast in healthy young professionals

Score: 46

DOI: 10.1096/fasebj.31.1_supplement.443.1

Similar Assertions

After eating a high-protein breakfast, people didn’t eat more protein later — they just ate less carbs and fat.

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The day after eating a meal with less protein than usual, people tend to eat about 60 fewer calories than normal.

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When people eating a high-protein diet skip their planned meal and choose something with less protein, they tend to eat about 260 more calories that day.

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Eating a high-protein breakfast might make people feel a bit fuller during the day, but the evidence isn't strong enough to be sure.

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When people eat a meal with less protein than usual, they tend to eat more total calories that day — and this pattern holds up even when accounting for other factors.

78%