Semaglutide remains in the body for several weeks after the last dose, and animal studies showed potential fetal risks
The mechanism of action includes stimulating insulin secretion in a glucose-dependent manner, suppressing glucagon release , slowing gastric emptying , and acting centrally on the hypothalamus and brainstem to increase satiety and reduce appetite
Tirzepatide is the leading choice for weight loss, demonstrating average reductions of 12-17% in body weight, offering additional benefits for blood sugar control, but raises potential safety concerns
The FDA banned routine compounding of semaglutide in May 2025 after the drug shortage ended
The gut microbiome influences many aspects of metabolic health including digestive signaling, short-chain fatty acid production, immune communication, and gut barrier integrity
These medications work by mimicking the action of naturally occurring GLP-1, an incretin hormone released from the intestine in response to food intake