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#GLP-1 class

Coverage of the GLP-1 receptor agonist family and its successors.

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Sex differences in semaglutide muscle loss

A July 2026 study finds female ob/ob mice are protected from semaglutide-induced muscle loss while males are not. What the finding means and what it does not.

3 Jul 2026 · PeptideMethods Editorial Team · 4 min read
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ONWARDS 8: icodec plus semaglutide in T2D

ONWARDS 8 found that adding weekly semaglutide to weekly insulin icodec cut HbA1c by 1.23 points and body weight by 3.85 kg, with low hypoglycaemia rates.

3 Jul 2026 · PeptideMethods Editorial Team · 4 min read
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Tirzepatide, CAVI, and arterial stiffness

A 2026 retrospective cohort found tirzepatide reduced CAVI from borderline to normal, alongside weight loss and glycaemic improvements, over 12.7 months.

3 Jul 2026 · PeptideMethods Editorial Team · 4 min read
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Dapagliflozin plus semaglutide: BMI classes

A 328-patient Saudi cohort: proportional BMI response to dapagliflozin is uniform across obesity classes; semaglutide add-on helps most in class I.

2 Jul 2026 · PeptideMethods Editorial Team · 4 min read
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GLP-1 drugs and micronutrient risk

How GLP-1 receptor agonists and dual incretin drugs create vitamin and mineral gaps, which nutrients are most at risk, and what monitoring looks like.

2 Jul 2026 · PeptideMethods Editorial Team · 4 min read
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GLP-1 neuro research: what 20 years shows

A 2026 bibliometric analysis mapped 1,202 publications on GLP-1 receptor agonists in neurodegenerative disease from 2006 to 2025.

2 Jul 2026 · PeptideMethods Editorial Team · 3 min read
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Incretins after bariatric surgery

A US cohort of 208,155 post-bariatric patients: tirzepatide beat semaglutide on weight loss (17.2% vs 12.0%). No significant cardiovascular signal either way.

2 Jul 2026 · PeptideMethods Editorial Team · 4 min read
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Orforglipron for sleep apnea: ATTAIN-OSA

ATTAIN-OSA is testing an oral GLP-1 pill against sleep apnea. Here is what the 712-participant protocol measures and how it compares to SURMOUNT-OSA.

2 Jul 2026 · PeptideMethods Editorial Team · 5 min read
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Semaglutide and OA: beyond weight loss

A 2026 preclinical study shows semaglutide reduces cartilage damage and joint pain without weight change, via GLP-1R activation of autophagy in chondrocytes.

2 Jul 2026 · PeptideMethods Editorial Team · 5 min read
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Semaglutide in schizophrenia: HISTORI trial

Three randomised trials show semaglutide cuts weight and blood sugar in antipsychotic-treated patients without worsening psychiatric symptoms.

2 Jul 2026 · PeptideMethods Editorial Team · 5 min read
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Tirzepatide vs semaglutide: real-world data

A 511-patient real-world study in Mayo Clinic Proceedings found tirzepatide produced 16.6% vs 13.4% mean weight loss for semaglutide over 12 months.

2 Jul 2026 · PeptideMethods Editorial Team · 3 min read
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Bofanglutide vs semaglutide in Chinese T2D

Ann Intern Med Phase 2b: bofanglutide 18 mg biweekly cut HbA1c by 2.28 points versus 1.60 for semaglutide 1 mg weekly in Chinese patients with type 2 diabetes.

30 Jun 2026 · PeptideMethods Editorial Team · 4 min read