Health tools
Make nutrition decisions from real numbers
Calculators we built ourselves on published nutrition formulas, not tied to selling anything. Run one and take the number away with you.
Free to useNo sign-upNo personal data stored
01
Which protein suits you
Four short questions on what you can eat, your goal, the texture you like and how your digestion copes — then we match you to a protein group.
Take the quiz
02
Daily protein calculator
Pick why you take protein, enter your weight and activity level, and get a daily target in grams plus how far short you are today.
Start calculating
03
Daily calorie calculator
Work out your BMR and TDEE for your goal, with protein, carbohydrate and fat split into grams you can use straight away.
Start calculating
04
Daily fibre calculator
See your daily fibre target, tick off what you have eaten today, and see how many grams you still need.
Start calculating
05
Compare protein sources and cost per gram
For the same protein, how many eggs, how many grams of chicken breast, and what you pay per gram of protein. Edit the prices to match what you actually buy.
Open the comparison
06
Daily water calculator
Based on your weight and training, split into how much to drink in the morning and the afternoon.
Start calculating
07
Healthy weight range for your height
Enter weight, height and age to get the healthy range, the energy your body uses per day, and guidance based on international public-health advice.
Check now
08
How much sunscreen to apply
The SPF on the label is measured at a standard amount. Pick where you apply it to see how many grams that is, how many fingertips, and how long a tube lasts.
Start calculating
Read before you use these
These tools give estimates for healthy adults and are not medical advice. If you have a medical condition, particularly of the kidneys or heart, or are pregnant or breastfeeding, speak to a doctor or dietitian before changing your intake.
Want a more specific answer?
Message our team directly. We will look at your actual goal and constraints, not just an average number.