Weight Loss Calculators
Free tools by Dr. Matthew Weiner to help you understand your weight loss options. Based on published clinical research for patients comparing surgery, medication, and nutrition pathways.
Phoenix-area patients can use these calculators before reviewing our medical weight loss Phoenix guide or bariatric surgery guide for Phoenix patients.
GLP-1 Weight Loss Calculator
Predict how much weight you could lose on Tirzepatide (Zepbound) or Semaglutide (Wegovy) based on clinical trial data.
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Bariatric Surgery Calculator
Compare predicted outcomes for Gastric Bypass (RYGB), Sleeve Gastrectomy (VSG), and surgery + GLP-1 combinations. Factors in your unique medical history.
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Want personalized guidance beyond these calculators?