Compare
Peptides compared, head to head
Pairs that people weigh against each other, compared on the evidence in people, legal status, half-life and documented risks. Every cell has a source. None of them is a recommendation.
- Repair & recoveryTier B vs B BPC-157 vs GHK-Cu BPC-157: untested for tendon and joint healing · GHK-Cu: mixed results for firmer skin and fewer wrinkles (creams and serums) Compare the evidence →
- Repair & recoveryTier B vs D BPC-157 vs TB-500 BPC-157: untested for tendon and joint healing · TB-500: untested for tendon, ligament, muscle and bone healing Compare the evidence →
- Growth hormone axisTier C vs B CJC-1295 vs ipamorelin CJC-1295: untested for fat loss, muscle and healing · Ipamorelin: untested for fat loss, muscle and sleep Compare the evidence →
- Growth hormone axisTier B vs B Ipamorelin vs MK-677 Ipamorelin: untested for fat loss, muscle and sleep · MK-677 (ibutamoren): mixed results for building muscle and lean mass Compare the evidence →
- Growth hormone axisTier B vs B Ipamorelin vs Sermorelin Ipamorelin: untested for fat loss, muscle and sleep · Sermorelin: mixed results for anti-aging Compare the evidence →
- Skin & tanningTier B vs A Melanotan II vs PT-141 Melanotan II: untested for tanning with less or no sun · PT-141 (bremelanotide): mixed results for low sexual desire in women and men Compare the evidence →
- Weight lossTier A vs A Orforglipron vs semaglutide Orforglipron: benefit shown for weight loss in adults with obesity or overweight · Semaglutide: benefit shown for long-term weight management Compare the evidence →
- Weight lossTier A vs A Retatrutide vs tirzepatide Retatrutide: benefit shown for weight loss in obesity or overweight · Tirzepatide: benefit shown for weight loss and weight maintenance Compare the evidence →
- Brain & sleepTier B vs B Selank vs Semax Selank: mixed results for anxiety relief · Semax: untested for focus and memory in healthy people Compare the evidence →
- Weight lossTier A vs A Semaglutide vs liraglutide Semaglutide: benefit shown for long-term weight management · Liraglutide: benefit shown for long-term weight management Compare the evidence →
- Weight lossTier A vs A Semaglutide vs tirzepatide Semaglutide: benefit shown for long-term weight management · Tirzepatide: benefit shown for weight loss and weight maintenance Compare the evidence →
- Growth hormone axisTier B vs A Sermorelin vs Tesamorelin Sermorelin: mixed results for anti-aging · Tesamorelin: mixed results for reducing deep belly fat Compare the evidence →