peeing a lot tirzepatide on Tirzepatide: Causes and Management Why Does Tirzepatide Cause Diarrhea

Autonomic nerve damage disrupts involuntary body functions

3 Serena Williams Axelle Bauer Griffin/Getty Images The tennis legend revealed in summer 2025 that after having her second child she lost 31 lb by using the GLP1 drug Zepbound (tirzepatide)

Product Overview: GLP-1 S (20mg) is a research-grade peptide formulated to aid scientific exploration of GLP-1 receptor agonists in metabolic and endocrinological studies

Real-world dosing patterns and what the data shows While no clinical trial has tested five-day dosing, real-world prescribing data provides some insight into what happens when patients deviate from the weekly schedule

Clinical trials show that at 3 months, people taking tirzepatide lost an average of about 9% of their body weight

As always, be sure to chat with your healthcare provider to see if these supplements are a good fit for you