Weight regain after discontinuation is a major concern with all GLP-1 medications
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Mechanistically, even small stimulation of GLP-1 receptors can: Reduce hunger and cravings, making it easier to stick to a reduced-calorie eating pattern Smooth out blood sugar spikes after meals, which may reduce energy crashes and rebound hunger Support improvements in weight-related markers such as HbA1c, especially when combined with lifestyle changes However, it is important to be clear about the evidence
Gastroenterology 141 (1), 150156
If your GIP receptors have desensitized alongside your GLP-1 receptors, switching to a pure GLP-1 agonist removes the GIP stimulus entirely, allowing those receptors to recover while you maintain GLP-1 mediated appetite suppression with a different agonist profile
This is why body-composition-focused care matters