starting dose for semaglutide A, Trial design. was self-injected once weekly with the Semaglutide vs tirzepatide dosage chart:

10.1038/s41586-018-0356-z 130 YaoC.WilsonM

Doctors choose a medication based on a persons health, weight loss goals, and previous attempts with other treatments

As for why GLP-1s might cause hair loss, the most likely explanation is the rapid or substantial weight loss that people can experience while on them, according to the authors

Yes, GLP-1 and GLP/GIP medications are prescription drugs

Individuals with Fitzpatrick skin types I or II (very fair, minimal natural melanin) often require higher initial doses (0.50.75mg) to overcome the naturally low baseline tyrosinase activity in their melanocytes

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