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IIFYM Calculator
Efficiently compute personalized macro targets with this free online IIFYM calculator, perfect for bodybuilders, athletes, and fitness enthusiasts to optimize their diet plans.
Check It Yourself
About This Tool
This IIFYM calculator is a dedicated tool for bodybuilding enthusiasts looking to optimize their nutrition intake. It calculates your daily caloric needs using the Mifflin-St Jeor equation, adjusted for activity level and goals.
By inputting your body weight, age, gender, activity level, and desired outcome—whether to gain muscle, lose fat, or maintain weight—the calculator provides personalized daily macro targets for protein, carbohydrates, and fats.
These targets help users plan meals that align with their fitness objectives and support muscle growth or fat loss. The tool features a simple user interface that guides you through data entry and displays results in an easy-to-understand format, including calorie totals and macro breakdowns.
Ideal for athletes, bodybuilders, personal trainers, or anyone needing precise nutritional data, this calculator simplifies macro tracking and supports healthier, goal-oriented eating habits.
How to Use
1. Enter your body weight and age.
2. Select your gender, activity level, and goal (muscle gain, fat loss, maintain).
3. Optional: input your body fat percentage for more accurate calculations.
4. Click 'Calculate' to view personalized macro targets for your daily diet.
FAQs/Additional Resources
Find Quick Answers
What is IIFYM in bodybuilding?
How accurate is this macro calculator?
Can I use this for cutting or bulking?
Do I need to input body fat percentage?
Is this tool suitable for beginners?
User Reviews
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John Doe
CEO of Company
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John Doe
CEO of Company
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John Doe
CEO of Company
Lorem ipsum dolor sit amet, consectetur adipiscing elit, sed do eiusmod tempor incididunt ut labore et dolore magna aliqua.
John Doe
CEO of Company
Lorem ipsum dolor sit amet, consectetur adipiscing elit, sed do eiusmod tempor incididunt ut labore et dolore magna aliqua.
John Doe
CEO of Company
Lorem ipsum dolor sit amet, consectetur adipiscing elit, sed do eiusmod tempor incididunt ut labore et dolore magna aliqua.
John Doe
CEO of Company
Lorem ipsum dolor sit amet, consectetur adipiscing elit, sed do eiusmod tempor incididunt ut labore et dolore magna aliqua.
John Doe
CEO of Company
Lorem ipsum dolor sit amet, consectetur adipiscing elit, sed do eiusmod tempor incididunt ut labore et dolore magna aliqua.
John Doe
CEO of Company
Lorem ipsum dolor sit amet, consectetur adipiscing elit, sed do eiusmod tempor incididunt ut labore et dolore magna aliqua.
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