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GLP-1 receptors exist in the parietal cortex, hypothalamus and medulla of human brains and the GLP-1 analogue liraglutide alters brain activity related to highly desirable food cues in individuals with diabetes: a crossover, randomised, placebo-controlled trial

They can boost energy levels, support immune function, enhance athletic performance, and more

No side effects were observed, and daytime alertness was consistent [4]

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However, its use may be restricted or prohibited in certain competitive sports organizations or athletic associations due to its potential performance-enhancing properties