People mainly take GLP-1 for mood, energy, performance. Based on 12 first-hand reports and 1,037 meta-analyses & systematic reviews in the medical literature. Ranked #512 of 1,974 overall.
Of reports that state an outcome, 100% are positive.
Of the people who reported each effect, the share who said it got better.
Systematic reviews and meta-analyses from PubMed, with their published conclusions.
3+ meta-analyses or systematic reviews and 10+ randomized controlled trials in humans. The grade measures how much human research exists — read the conclusions below for what it found.
Conclusion: Potent GLP-1 RAs, such as tirzepatide and semaglutide, demonstrate greater overall weight loss but are associated with a significant reduction in lean mass.
PubMed 39719170 ↗Conclusion: Treatment with GLP-1 receptor agonists has beneficial effects on cardiovascular, mortality, and kidney outcomes in patients with type 2 diabetes.
PubMed 31422062 ↗Conclusion: GLP-1 RAs demonstrated significant weight, BMI, and waist circumference reduction benefits in this meta-analysis.
PubMed 39841962 ↗Conclusion: In this systematic review and meta-analysis of 18 trials, GLP-1 RAs significantly improved glycemic, weight, and cardiometabolic outcomes in children and adolescents with T2D or obesity. Available data over a relatively short follow-up suggested suicidal ideation or behaviors were not significantly different, although GI AEs warrant attention in long-term management.
PubMed 40952752 ↗As stated by users — not a recommendation. Follow the label or your doctor.
How often each side effect came up across all reports.
Verbatim quotes, shortened only — each links to the original discussion.
“I felt better, for certain. Think the insulin clearing the excess sugar's really imrove your well being.”
“GLP-1: because of its effect on dopamine receptors, it delays things a bit.”
“Took glp for cutting for 5-6 months and it lowered it the best.”
“GLP-1 can help to protect against excitotoxic neuron damage”
“He’s not pro GLP-1’s because it’s a bandaid solution to a larger issue, and it’s a very expensive band-aid.”
User data from public discussions; research from PubMed. Information only, not medical advice — talk to a doctor before starting, stopping or combining anything. Data updated October 2, 2026. How we rate