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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Evidence from Studies

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Self-selected meal composition alters the relationship between same-day caloric intake and appetite scores in humans during a long-term ad-libitum feeding study

Cross-Sectional Study

Human

2023 Mar

When people on a high-protein diet ate one meal with less protein than usual, they ended up eating about 262 more calories that day—even though they didn’t feel hungrier. This suggests what’s in a single meal can change how much you eat overall.

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Source Study

Self-selected meal composition alters the relationship between same-day caloric intake and appetite scores in humans during a long-term ad-libitum feeding study

Score: 51

DOI: 10.1007/s00394-022-03040-5

Similar Assertions

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.

91%

What you eat in one meal matters more for how many calories you eat that day than how hungry or full you feel.

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Eating a meal with less protein makes you eat more calories — but not because you’re hungrier. Something else about the meal is making you eat more.

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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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How full or hungry people feel doesn’t explain why they eat more or less after choosing their own meal.

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