Sugar Intake Limit Calculator

Your daily free-sugar limit in grams and teaspoons. Free, private and instant.

How to use the Sugar Limit

  1. Choose sex: Male or Female.
  2. Enter daily calories (kcal).
  3. Enter your added sugar today (optional) - optional.
  4. Press Calculate to get an instant result with a colour scale, chart and plain-English explanation.

About the Sugar Limit

The sugar intake limit calculator shows how much free (added) sugar fits your calorie needs. The WHO recommends under 10% of calories and ideally under 5%, and the American Heart Association sets 36 g for men and 25 g for women.

Also known as: sugar calculator, how much sugar per day, added sugar limit, free sugars calculator.

Worked example

Daily sugar limit: 50 g (Free sugars limit). Keep free (added) sugar under about 50 g a day, and ideally under 25 g.

Formula and cut-offs

WHO limit = calories x 10% / 4 g. WHO ideal = calories x 5% / 4 g. AHA: men 36 g, women 25 g. 1 teaspoon of sugar is about 4 g.

Frequently asked questions

How much sugar is too much?

More than 10% of daily calories from free sugars, about 50 g on 2,000 kcal, is too much; under 5% is better.

Does fruit count as added sugar?

Whole fruit does not count. Juice, syrups, honey and sugar added to foods and tea do.

How many teaspoons is 25 grams?

About 6 teaspoons.

What is the daily sugar limit on a 2000 kcal diet?

Daily sugar limit: 50 g (Free sugars limit). Keep free (added) sugar under about 50 g a day, and ideally under 25 g. Enter your own numbers above for a personal result.

Sources and references

Written and checked by the MediHub editorial team against the sources above. Read how we build and review our calculators.

More health calculators

Last updated . This calculator is for education only and is not medical advice. See the medical disclaimer.