Intraportal GLP-1 stimulates insulin secretion predominantly through the hepatoportal-pancreatic vagal reflex pathways
In April 2026, twelve peptide nominations came off Category 2 after the original nominators withdrew them
In BELIEVE, adults living with obesity, with a body mass index (BMI) of 30 kg/m 2 or BMI 27 kg/m 2 along with 1 obesity-associated comorbidity, were randomized to one of nine arms over 48 weeks: placebo, bimagrumab alone (10 or 30 mg/kg), semaglutide alone (1 or 2.4 mg), and combination therapy arms with low-low, low-high, high-low, and high-high dose combinations of the two agents
Dysfunction of lipid sensor GPR120 leads to obesity in both mouse and human
The ultimate goal is consistent, effective dosing with minimal waste
Tirzepatide appears to preserve lean muscle better than many crash diets, but muscle loss can still happen if people: eat too little protein avoid strength training lose weight too aggressively become inactive To support lean muscle preservation during weight loss, many providers recommend: prioritizing protein intake resistance training several times per week staying hydrated avoiding extremely restrictive diets Maintaining muscle mass is important because muscle supports: metabolism strength mobility energy levels long-term weight maintenance How Long Does It Take Tirzepatide to Burn Fat