Mixed
Highly effective anti-obesity medications (heAOMs) achieving 15% or more weight reduction can cause 'excessive weight reduction' leading to psychosocial challenges, nutrient deficiencies, and lean body mass loss, requiring proactive management including body composition analysis and behavioral support.
If you are taking a powerful weight loss medication and losing weight rapidly (15% or more), you need to monitor more than just your weight. Ask your doctor for a body composition analysis to ensure you aren't losing too much muscle or essential fat. Prioritize protein intake and resistance training to protect your muscle. Be prepared for changes in your social relationships and mental health, and seek support if you feel isolated or if friends/family react negatively to your changes.
This has prompted an emerging new challenge of 'too much weight loss' with some of these highly effective anti-obesity medications (heAOM)... Clinicians might best recognize that the definition of 'excessive weight reduction' may have both objective and subjective considerations, with body composition analyses often essential to accurately assess adiposity.
Why this rating
Based on a roundtable consensus of experts and observational clinical experience rather than a controlled randomized trial.
Source
Obesity Pillars roundtable: Excessive weight reduction with highly effective anti-obesity medications (heAOMs)
Harold Bays et al. · Obesity Pillars · 2022
DOI 10.1016/j.obpill.2022.100039
Related findings · Mixed
- Bariatric surgery (VSG and RYGB) is the most effective and sustainable treatment for obesity, producing marked and sustained weight loss that non-surgical interventions cannot match.Strong
- Severely protein-deficient diets (2–3% energy) induce lean body mass loss and metabolic imbalance, whereas adequate protein intake (0.66 g/kg/d minimum) is a prerequisite for maintaining muscle, bone, and physiological function.Strong
- For patients with Class III obesity (BMI >39.9 kg/m2), metabolic bariatric surgery (MBS) is significantly more effective than any currently approved medication, with BilioPancreatic Diversion (BPD) showing the highest estimated weight loss.Strong
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