I've seen GLP-1 users (as well as some runners) who have grayish skin
There are also medications that may not be appropriate for people over 65 years old
The mechanistic explanation is not speculative: the glucagon receptor adds hepatic fatty-acid oxidation, adipose lipolysis and thermogenic energy expenditure that dual agonism cannot engage by design 27, and the Phase 2a MASLD readouts 8590% liver-fat reduction is a direct signature of that pathway 3
Nausea and vomiting frequently accompany it, and the pain may worsen after eating or when lying flat and ease slightly when leaning forward
This means they might contribute to weight loss through independent mechanisms that, in theory, would not directly interfere with each others primary function in terms of how they induce weight loss
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