Health & weight-loss calculators
Five free calculators that cover the numbers most weight-loss plans actually use — BMI, metabolic rate, calorie target, protein needs, and waist-to-hip ratio.
BMI Calculator
Body Mass Index with GLP-1 eligibility notes.
Open calculator →BMR Calculator
Basal Metabolic Rate using the Mifflin–St Jeor equation.
Open calculator →Calorie Calculator
Daily calorie target for losing, maintaining, or gaining weight.
Open calculator →Protein Calculator
Daily protein target based on bodyweight and goals.
Open calculator →Waist-to-Hip Calculator
Health risk screening from waist-to-hip ratio.
Open calculator →