Blog
The science behind your numbers
Every number Bud gives you comes from a published guideline. Here is how each one is worked out, with the sources - and calculators you can try yourself.
Method · Nutrition science
Daily calorie & macro calculator
How your calories, protein, carbs, fat and fibre are worked out: ICMR-NIN's 2020 method for Indians, WHO's limits for fat and fibre, and the guidelines behind weight loss, diabetes care, muscle building and GLP-1 medication.
Read and calculate →Method · Body measurements
BMI calculator
How body mass index is calculated, what the WHO categories mean, the healthy weight range for your height, and the lower cut-offs suggested for Indians.
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