Predict Your Weight Loss and Health Gains with Expert-Backed App
Developed by Dr. El Djouzi, this calculator helps you estimate results from various weight loss approaches based on 15 years of solid clinical research.
Explore the calculator's features and discover Dr. El Djouzi's expertise below
Why Use Our Calculator?
Our weight loss projections are backed by clinical data and years of experience.
Evidence-Based Projections
Our calculator is powered by 15+ years of clinical research and thousands of patient outcomes.
Personalized Results
Get customized weight loss projections based on your specific health profile and conditions.
Compare All Options
Easily compare surgical and medication interventions side-by-side to make informed decisions.
Health Improvement Metrics
See how weight loss can improve or resolve conditions like diabetes, hypertension, and sleep apnea.
Patient Success Stories
See real results from our patients and their weight loss journeys
Your Privacy & Trust Matter to Us
We take your information security seriously and are committed to transparency.
Meet Dr. Sofiane El Djouzi
Board Certified, Fellowship trained Bariatric & Metabolic Surgeon
Dr. El Djouzi is a distinguished surgeon with dual board certifications in surgery and obesity medicine, bringing over 15 years of transformative care through his advanced fellowship training in bariatric, metabolic, and endoscopic techniques. Having performed thousands of successful minimally invasive and robotic weight loss procedures, he combines technical mastery with heartfelt compassion in every patient interaction.
His multilingual approach and unwavering focus on sustainable outcomes are complemented by his research contributions in peer-reviewed medical journals. Dr. El Djouzi practices at the University of Chicago/AdventHealth prestigious MBSAQIP-accredited Center of Excellence, where his patient-centered philosophy integrates cutting-edge surgical expertise with comprehensive lifestyle support to maximize long-term success, further cementing his reputation as a pioneering leader in obesity treatment.
This calculator's algorithms were developed from several published, peer-reviewed scientific papers reporting the outcomes of individuals who underwent these weight loss pathways. The numbers shown are projections based on those published averages, with an acceptable range of variability — they are estimates, not guarantees, and your individual results may fall above or below the projected values.
This tool is for informational purposes only and does not constitute medical advice, diagnosis, or treatment. Only a full evaluation with a qualified provider such as Dr. El Djouzi can determine which option, if any, is appropriate for you. Last reviewed: 2026.