Eating earlier in the day helps the body switch more easily between burning carbs and fat, which is a sign of better metabolic health.

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Pro

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Against

Evidence from Studies

Supporting (1)

65

Community contributions welcome

65

Early Time-Restricted Feeding Reduces Appetite and Increases Fat Oxidation but Does Not Affect Energy Expenditure in Humans

Randomized Controlled Trial

Human

2019 Aug

This study found that eating only in the morning helps the body switch more easily from burning carbs to burning fat, which is exactly what the claim says — even if the exact number in the claim isn’t matched, the overall effect is real.

Contradicting (0)

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No contradicting evidence found

Source Study

Early Time-Restricted Feeding Reduces Appetite and Increases Fat Oxidation but Does Not Affect Energy Expenditure in Humans

Score: 65

DOI: 10.1002/oby.22518

Similar Assertions

When people eat only between 8 a.m. and 2 p.m., their bodies burn more fat, especially at night, as shown by a measurable drop in a metabolic marker called npRQ.

65

0

83%

Eating all your food early in the day doesn’t make you burn more calories overall in a 24-hour period, even if you fast longer.

65

0

73%

Eating earlier doesn’t make people move more or less during the day—activity levels stay the same.

65

0

73%