Fat Intake Calculator

Enter a daily calorie target and the percentage of calories you want to allocate to fat to calculate approximate grams.

Health information notice: Results are estimates based on general formulas and may not reflect individual circumstances. This tool is not a diagnosis or substitute for personalized advice from a qualified healthcare professional.

How the fat intake calculator works

Fat grams = daily calories × fat percentage ÷ 100 ÷ 9, because fat provides approximately 9 kcal per gram.

Formula and assumptions

Fat grams = daily calories × fat percentage ÷ 100 ÷ 9, because fat provides approximately 9 kcal per gram.

Example

Try the sample values, then change one input at a time to see how the result changes. Check that units match the labels.

Important limitations

The percentage is user-selected; this tool does not decide what is appropriate for you. Nutrition needs vary by age, health and context.

Frequently asked questions

What does this calculator do?

What does this calculator estimate? Enter a daily calorie target and the percentage of calories you want to allocate to fat to calculate approximate grams.

What should I know about the result?

The percentage is user-selected; this tool does not decide what is appropriate for you. Nutrition needs vary by age, health and context.

Results are estimates for general information only. They are not a substitute for professional advice where applicable. Found a mistake? Report an error.