When activated, these receptors trigger several beneficial effects: Enhanced insulin secretion in response to elevated blood glucose levels Suppression of glucagon release , reducing hepatic glucose production Delayed gastric emptying , which promotes satiety and reduces appetite Direct effects on appetite centres in the hypothalamus, leading to reduced food intake Commonly prescribed GLP-1 receptor agonists available in the UK include semaglutide (Ozempic, Wegovy, Rybelsus), dulaglutide (Trulicity), liraglutide (Victoza, Saxenda), and exenatide (Byetta, Bydureon)
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Louis study), weight regain averages almost two-thirds of lost weight by the end of year one and 75% thereafter, according to a 2026 study in the National Library of Medicine
Trachtenberg, J
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