Multiple studies have demonstrated that water fasting for up to 21 days is well-tolerated [1, 2], although large studies on time frames longer than this have been limited and, to our knowledge, not incorporated the use of glucagon-like peptide-1 receptor agonists (GLP-1) for appetite suppression
Proper hydration, a balanced diet, and gradual dose increases may help minimize symptoms
S.WozniakK
As a dietitian who has worked with thousands of people using GLP-1 medications, I encourage patients to build meals around a lean proteinlike grilled chicken, turkey, or fishpaired with a high-fiber food such as beans, greens, or vegetables. This approach aligns with updated food pyramid guidance from the U.S
For skin whitening, changes may become noticeable within a few weeks to months