phrase General Slang

IIFYM

IFF-im · phrase · slang

'If it fits your macros' — flexible dieting.

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Definitions

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'If It Fits Your Macros': a flexible-dieting approach where any food is fine as long as it fits your daily calorie and macronutrient targets.

“Pop-tarts pre-workout? IIFYM, bro.”
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IIFYM In A Sentence

Pop-tarts pre-workout? IIFYM, bro.

Origin & Usage

Acronym from the flexible-dieting movement of the early 2010s.

People Also Ask

What does IIFYM mean?

It stands for 'If It Fits Your Macros' — a flexible-dieting philosophy where no food is off-limits as long as it fits within your daily calorie and macro targets.

Does IIFYM actually work?

Yes for body composition, because fat loss and gain come down to calories and macros regardless of food source. It does not guarantee good micronutrient intake or health, though.

How do you pronounce IIFYM?

Most people say it as 'if-im' or spell out 'if it fits your macros'; there is no single official pronunciation.

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