Injections can be done in the belly, upper arm, or thigh
It plays key roles in: Metabolism and energy production Muscle maintenance Reducing inflammation Supporting sleep and recovery And importantly, many people with obesity, insulin resistance, or type 2 diabetes have low levels of glycine which may contribute to metabolic dysfunction
A Lilly spokesperson said the company is completing seven additional trials on retatrutide, which are expected to be completed in 2026
These reactions may include erythema (redness), pruritus (itching), swelling, or discomfort at the subcutaneous injection site
Similar effects have been observed in liver tissue, kidney tissue, and brain tissue