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GLP-1 timelines · 2026

What to expect, week by week

Treatment timelines for each major GLP-1: when appetite changes, when side effects peak, when weight loss accelerates, and when you reach maintenance.

Reviewed by LoseLab Medical BoardContent reviewed May 27, 2026How we evaluate

Timeline

Wegovy week by week

semaglutide · first dose to maintenance

Timeline

Zepbound week by week

tirzepatide · first dose to maintenance

Timeline

Ozempic week by week

semaglutide · first dose to maintenance

Timeline

Mounjaro week by week

tirzepatide · first dose to maintenance

Timeline

Saxenda week by week

liraglutide · first dose to maintenance