Peptides
Short chains of amino acids — the most-studied and most-hyped corner of the library.
BPC-157Injury & recoveryCompoundEarly
CerebrolysinCognitionCompoundEarly
DihexaCognitionCompoundSpeculative
EpitalonAgingCompoundEarly
FDA peptide reclassification 2026ReferenceRegulatorySpeculative
GHK-CuInjury & recovery · AgingCompoundPromising
GLP-1 agonistsMetabolic healthCompoundProven
GLP-1 drugs and muscle preservationMetabolic healthGuideEarly
MOTS-cMetabolic health · AgingCompoundEarly
Peptide bioregulators (Khavinson)AgingCompoundSpeculative
Peptide evidence gradingReferenceMethodSpeculative
Peptide gray-market enforcementReferenceRegulatoryEarly
Peptide sources and qualityReferenceGuideSpeculative
Peptides for injuryInjury & recoveryGuideEarly
Peptides for traumaTrauma & stressGuideSpeculative
SelankTrauma & stress · CognitionCompoundPromising
SemaxCognitionCompoundPromising
SS-31 (elamipretide)AgingCompoundPromising
TB-500 (thymosin beta-4)Injury & recoveryCompoundEarly
TB-500 and BPC-157 togetherInjury & recoveryGuideEarly
Therapeutic peptidesInjury & recovery · AgingGuideEarly
ThymalinChronic infection · AgingCompoundSpeculative
Thymosin alpha-1Chronic infectionCompoundEarly