GLP-1 Weight Loss for Longevity™ Program
At HormoneSynergy® Longevity Medicine, our physician-led GLP-1 Weight Loss for Longevity™ Program in Portland and Lake Oswego, Oregon combines modern metabolic medicine with personalized lifestyle strategy to support sustainable fat loss, lean muscle preservation, and long-term metabolic health.
When medically appropriate, our program may incorporate GLP-1 medications such as semaglutide or tirzepatide alongside advanced body composition testing, metabolic monitoring, nutrition strategy, and physician-guided coaching. The goal is not simply to help patients lose weight, but to improve body composition, insulin sensitivity, cardiometabolic health, and long-term healthspan through an Evidence-Based Preventive Longevity Medicine approach.
Why this program is different:
We focus on fat loss with muscle protection, objective metabolic tracking, and long-term sustainability rather than short-term scale changes alone.
Who This Program Is Designed For
- Adults seeking a physician-supervised, science-based weight loss program
- Individuals struggling with weight regain after previous diets, coaching programs, or medication attempts
- Patients who want body composition tracking rather than relying on scale weight alone
- Those looking to improve metabolic health, insulin resistance, visceral fat, and long-term disease prevention
- Individuals who want structured support, accountability, and a more personalized medical approach
- Men and women who want a longevity-focused plan rather than a generic weight loss program
What’s Included in the Program
- GLP-1 medications when appropriate: semaglutide or tirzepatide may be considered based on medical history, goals, and clinical suitability
- Advanced body composition analysis: DEXA baseline testing plus SECA BIA trend monitoring to track fat mass, lean mass, and visceral fat
- Continuous Glucose Monitoring (CGM): optional metabolic insight to help personalize nutrition and identify glucose patterns
- Personalized nutrition strategy: protein-forward, anti-inflammatory nutrition designed to support satiety, muscle retention, and metabolic resilience
- Strength and aerobic training guidance: protect lean mass, improve insulin sensitivity, and support long-term body recomposition
- Evidence-informed supplement guidance: select supplements may be recommended when appropriate, including omega-3s, magnesium, vitamin D, K2, and targeted metabolic support
- 1:1 guided coaching: accountability, progress reviews, habit strategy, and treatment adjustments over time
Our 4-Phase Weight Loss for Longevity™ Framework
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Phase 1 — Comprehensive Assessment
Medical history, metabolic evaluation, body composition testing, laboratory review, and optional CGM to establish your baseline. -
Phase 2 — Active Fat Loss
Personalized nutrition, movement strategy, structured follow-up, and GLP-1 therapy when medically appropriate to improve appetite regulation and metabolic control. -
Phase 3 — Body Recomposition
Greater emphasis on strength training, protein intake, recovery, and preservation of lean muscle while reducing excess fat mass. -
Phase 4 — Long-Term Maintenance
Relapse prevention, long-term accountability, metabolic re-evaluation, and medication step-down when clinically appropriate.
Why Muscle Preservation Matters During Weight Loss
Many weight loss programs focus almost entirely on the number on the scale. At HormoneSynergy®, we focus on what the body is actually losing. Preserving lean muscle is essential for metabolic health, strength, long-term weight maintenance, physical function, and healthy aging. That is why our program emphasizes body composition testing, adequate protein intake, resistance training, and physician-guided monitoring throughout the process.
Safety, Eligibility & Monitoring
- Ongoing supervision and medication adjustments when needed (additional fee after 3 months)
- Review and body composition monitoring to guide decisions
- Individualized treatment planning based on medical history, symptoms, goals, and risk factors
- Long-term focus on metabolic health rather than short-term appetite suppression alone
Why Patients Choose HormoneSynergy®
- Physician-led care integrating metabolic medicine, preventive cardiology, hormone optimization, and longevity medicine
- Objective measurements including DEXA, SECA BIA, and optional CGM to track meaningful progress
- Lifestyle-first structure designed to support sustainable results beyond medication
- Longevity-centered strategy aligned with broader healthspan, body composition, and cardiometabolic goals
- Local reach serving patients in Portland, Lake Oswego, Oregon
Educational Video
Watch Dr. Kathryn Retzler’s Weight Loss for Longevity™ Presentation to better understand the metabolic drivers of weight gain, the role of body composition, and how physician-guided care can support sustainable fat loss and improved metabolic health.
Dr. Kathryn Retzler presents “Weight Loss for Longevity™”
Related Services & Support
This program is part of our broader longevity care model. Depending on your needs, your plan may also connect with services related to metabolic health, preventive cardiology, hormone optimization, and advanced longevity assessment.
Start Your Weight Loss for Longevity™ Journey
If you are ready to improve metabolic health, reduce excess body fat, protect lean muscle, and build a more sustainable plan for long-term health, HormoneSynergy® can help you create a physician-guided program built around your biology and goals.
HormoneSynergy® Longevity Medicine • Portland & Lake Oswego • Serving Patients Across Oregon and the United States