Of note is that tirzepatide was reported to cause biased signaling at GLP-1R in favor of cAMP response over -arrestin recruitment 35
Hence, GLP-1R is able to couple not only to G s , but also to other G subtypes including G i and G q
Only go to a board-certified plastic surgeon or dermatologist for this kind of treatment, though: Overstimulating the scar, with lasers that are too aggressive, can have the opposite effect, causing it to raise up or grow abnormally into a larger, firmer keloid
Therefore, it is structurally and pharmacologically distinct from earlier dual-receptor compounds like Tirzepatide (GLP-1 + GIP) and single-receptor compounds like Semaglutide (GLP-1 only)
Many people use them together without issues, but if your skin is sensitive, you may prefer to use Vitamin C in the morning and Niacinamide at night
By slowing digestion and increasing feelings of fullness, these medications help people eat less and lose weight over time