🥑 Fat Intake Calculator

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Fill in the details and click Calculate to see your results.

Formula at a glance

Fat Intake formula: Fat (g) = Calories × Fat % ÷ 9
How the fat intake works: Fat (g) = Calories × Fat % ÷ 9

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📘 About the Fat Intake

Fat supplies energy, helps you absorb vitamins A, D, E and K, and supports hormones. Guidelines suggest that fat provides about 20–35% of daily calories.

Enter your daily calories and the percentage from fat to see the daily fat target in grams.

🧮 Formula

Daily fat
Fat (g) = Calories × Fat % ÷ 9

Where

  • 1 gram of fat provides 9 calories

✏️ Worked examples

2,000 kcal, 30% fat

You enter
Total Daily Calories2,000 kcal
% of Calories from Fat30%
GoalMaintain weight
You get
Daily fat intake67 g a day
Healthy range (20–35% of calories)44 – 78 g
Saturated fat limit (under 10%)less than 22 g
Trans fatas little as possible (under 2.2 g)
Per meal (3 meals)22 g
Calories from fat600 kcal
Based on2,000 kcal for maintenance

67 g a day; healthy range 44 – 78 g.

Try this example →

2,000 kcal for weight loss

You enter
Total Daily Calories2,000 kcal
% of Calories from Fat25%
GoalLose weight (−500 kcal)
You get
Daily fat intake42 g a day
Healthy range (20–35% of calories)33 – 58 g
Saturated fat limit (under 10%)less than 17 g
Trans fatas little as possible (under 1.7 g)
Per meal (3 meals)14 g
Calories from fat375 kcal
Based on1,500 kcal for weight loss (−500 kcal)

42 g a day; saturated fat less than 17 g.

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🧭 How to use this calculator

What you enter

  • Total Daily Calories (kcal)
  • % of Calories from Fat
  • Goal

What you get

  • Daily Fat Intake (g)
  • Healthy Range From (g)
  • Healthy Range To (g)
  • Saturated Fat Limit (g)

❓ Frequently asked questions

Which fats are healthiest?

Prefer unsaturated fats from nuts, seeds, olive and mustard oil and fish, and limit saturated and trans fats.

Why does fat have more calories than carbs?

Fat gives 9 calories a gram against 4 for carbohydrate or protein.

Is low-fat always better?

No. Too little fat can affect hormones and vitamin absorption.

How much fat should I eat per day?

20–35% of your calories: 44–78 g on a 2,000 kcal diet, with less than 22 g saturated fat.

How much fat should I eat to lose weight?

Keep fat at 20–30% of your reduced calorie target. On 1,500 kcal that is about 33–50 g a day.

How many calories are in 1 gram of fat?

9 kcal — more than twice carbohydrate or protein (4 kcal per gram).

What people are saying
★★★★★
Anonymous · 28 Sep 2026