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First human clinical data (2025): Lee et al

Record at the same time each day for accurate comparison

However, despite recent reports of off-label uses that have popped up in the news over the past few months, the only FDA-approved use for methylene blue is for the treatment of methemoglobinemia, a rare condition that restricts the ability of red blood cells to deliver oxygen throughout the body

Disadvantages include no additional support for common GLP-1 side effects

The key allegations included deceptive trade practices, false advertising, and misleading consumers about the nature and testing of compounded products

Researchers interested in understanding the broader context of GLP-1 receptor agonist research can explore how tirzepatide compares to other compounds in this class through our semaglutide versus tirzepatide comparison , the mazdutide comparison , and our overview of peptides for weight loss more broadly