About half of the people who finished a 12-week diet program were still sticking to their diet plan six months later, whether it was eating within a certain time window or cutting calories.

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Pro

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Against

Evidence from Studies

Supporting (1)

58

Community contributions welcome

58

Post-intervention sustainability of time-restricted eating versus caloric restriction: a secondary analysis

Cohort Study

Human

2026 Feb

The study looked at two diet plans and found that about half of the people were still following them 6 months later, which matches the claim.

Contradicting (0)

0

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No contradicting evidence found

Gold Standard Evidence Needed

According to GRADE and EBM methodology, here is what ideal scientific evidence would look like to definitively prove or disprove this specific claim, ordered from strongest to weakest evidence.

Source Study

Post-intervention sustainability of time-restricted eating versus caloric restriction: a secondary analysis

Score: 58

DOI: 10.1038/s41366-025-01968-2

Similar Assertions

People with obesity who kept up either time-restricted eating or cutting calories on their own after a 12-week program didn’t gain much weight back over the next 3 to 6 months.

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58

73%

People who are obese and eat only during an 8-hour window each day—without counting calories—stick to this routine 87% of the time for a full year, which suggests it’s a practical way to manage weight long-term.

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68

72%

People with obesity who tried time-restricted eating kept their weight steady after finishing the program, but those who cut calories lost about 1.6 kilos a month later—though they gained it back within three months.

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71%