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Recovery & Performance PeptidesRecovery research and practical context
Source comparison

Sermorelin vs Tesamorelin

Tesamorelin is the compound with the strongest clinical evidence for peptide-driven fat loss. It is a full-length GHRH analog (44 amino acids versus sermorelin's 29) with an added trans-3-hexenoic acid group that extends its half-life to 26-38 minutes. Tesamor

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  • Tesamorelin is the compound with the strongest clinical evidence for peptide-driven fat loss. It is a full-length GHRH analog (44 amino acids versus sermorelin's 29) with an added trans-3-hexenoic acid group that extends its half-life to 26-38 minutes.
  • Tesamorelin received FDA approval in 2010 for reducing visceral adipose tissue in HIV-positive patients with lipodystrophy. In placebo-controlled trials, tesamorelin reduced trunk fat by 15-18% over 26 weeks and visceral adipose tissue by approximately 15% as measured by CT scan (Falutz et al., 2007). This is the strongest clinical evidence any GHRH analog has for targeted visceral fat reduction.
  • Sermorelin is less potent per milligram and has a shorter half-life, but it is substantially cheaper and more widely available through compounding pharmacies. Users who want the most evidence-backed option for visceral fat specifically should consider tesamorelin. Those who want a cost-effective GH restoration approach with good overall body composition benefits will find sermorelin sufficient.
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