Bmi Calculator
Free Online Bmi Calculator (2026)
Calculate your BMI and use the result as one screening input in a broader weight-management conversation. BMI is useful context, but it does not by itself decide whether a person qualifies for Ozempic, Wegovy, or Mounjaro.
How to Use This Calculator
Enter your height and weight to get a BMI result for screening and tracking purposes. For adults, BMI is a useful starting point, but it is only one consideration among history, symptoms, exam findings, and lab data.
Save the result if you want to compare it over time, but do not treat the number as a prescription decision on its own. Medication eligibility depends on diagnosis, comorbidities, and the specific product label.
What BMI Can Tell You
Step-by-Step Instructions
What BMI Can And Cannot Tell You
BMI is a screening tool for adults 20 and older. It helps estimate weight status, but it does not measure body fat directly and it does not decide medication eligibility by itself.
For GLP-1 therapies, the product label matters. Ozempic is a type 2 diabetes medicine; Wegovy is indicated for obesity or overweight with weight-related comorbidity; Mounjaro is also a type 2 diabetes medicine. BMI may start the conversation, but it does not end it.
If you are using this calculator to track change over time, consistent measurements matter. Use the same scale, the same conditions, and the same time of day when possible so the trend is meaningful.
Frequently Asked Questions
Enter your height and weight and the calculator will compute BMI. It is a screening result, not a diagnosis or medication decision.
Yes. All Shotlee calculators are free to use with no registration required.
It uses the standard BMI formula, so the arithmetic is accurate. What BMI cannot do is predict individual body composition or determine medication eligibility on its own.
No. BMI is only one factor. The final decision depends on the diagnosis, comorbidities, and the specific drug label or prescribing guidance.
Monthly is a reasonable cadence for most people tracking weight trends. Use the same conditions each time so the trend is easier to interpret.
That is normal. A changing BMI can help you and your clinician see whether a protocol, lifestyle change, or medication is moving in the right direction.
Save Your Calculations in Shotlee
Track your complete protocol with free dose logging and calculation history.