How GLP-1 Medications Work and Why Food Choices Still Matter GLP-1 medications work by influencing several key systems in the body: They slow gastric emptying, meaning food stays in the stomach longer They increase feelings of fullness after smaller meals They reduce hunger signals in the brain They improve insulin sensitivity and blood sugar control While these effects reduce calorie intake, they also change how the body tolerates food
Thyroid tumors Both drugs increased the risk of thyroid tumors in rat studies
Moreover, several second-generation medicines shown substantial cardiovascular advantages in extensive outcome studies, therefore enhancing their therapeutic efficacy beyond basic glucose regulation (Nauck and Meier 2019)
Zhou J, Zheng Y, Xu B, Long S, Zhu LE, Liu Y, et al
Patients with type 2 diabetes who had incomes above $80,000 were also less likely to discontinue therapy
The advantages: lower cost, more precise dose flexibility (you control exactly how much you draw), and generally better availability