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  5. IIFYM Calculator (If It Fits Your Macros)
Health

IIFYM Calculator (If It Fits Your Macros)

Calculate your flexible dieting macros with this IIFYM calculator.

Specialized Calculators

Choose from 3 specialized versions of this calculator, each optimized for specific use cases and calculation methods.

Goal

2 calculators
Weight Loss
Weight Loss Macro Calculator
Calculate the optimal macronutrient ratio for healthy, sustainable weight loss.
weight lossfat losscutting+1
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Muscle Gain
Muscle Building Macro Calculator
Calculate the ideal macronutrient ratio for building muscle and strength.
muscle buildingbulkingstrength+2
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Diet

1 calculator
Ketogenic
Ketogenic Diet Macro Calculator
Calculate your optimal keto macros for ketosis and fat adaptation.
ketoketogeniclow carb+1
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Frequently Asked Questions about IIFYM Calculator (If It Fits Your Macros)

While IIFYM offers flexibility, nutritious whole foods should still make up most of your diet for optimal health.

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