Free nutrition calculators

Quick, honest tools to work out your numbers. Then let forme track them for you.

TDEE calculator

Your maintenance calories, plus a daily target and macros for losing, maintaining or gaining.

A safe, realistic timeline from your current weight to your goal, with the weeks and a target date.

Turn a daily calorie target into protein, carbs and fat grams, protein-first, with a few approaches.

How many calories to eat a day to lose weight at a safe pace, and the size of your deficit.

How many grams of protein to eat a day for your weight and goal, in the evidence-backed range.

The calories your body burns at rest, the foundation your daily target is built on.

Your body mass index and what the range means, with an honest take on the number's limits.

A sensible daily water estimate from your bodyweight and exercise, in litres and glasses.

Skip the maths

forme works out your TDEE, calories and macros, then tracks your day from a scan with a personal food score.