Compound A Select compound… 5-Amino-1MQ Amlexanox AOD-9604 Argireline BPC-157 Buserelin Carnosine CJC-1295 Cortexin Crystagen Dihexa DSIP Epithalon Follistatin 344 FOXO4-DRI GHK GHK-Cu GHRP-2 GHRP-6 Glandokort Gonadorelin hCG HGH Fragment 176-191 Humanin IGF-1 DES IGF-1 LR3 Ipamorelin Kisspeptin KPV Liraglutide Livagen LL-37 Melanotan I Melanotan II MK-677 MOTS-c NAD+ Noopept NSI-189 Oxytocin P21 PEG-MGF Pramlintide PT-141 Retatrutide Retinalamin Selank Semaglutide Semax Sermorelin SS-31 Svetinorm TB-500 Tesamorelin Tesofensine Thymalin Thymosin Alpha-1 Tirzepatide Triptorelin Ventfort Vesugen Vilon VIP
vs
Compound B Select compound… 5-Amino-1MQ Amlexanox AOD-9604 Argireline Buserelin Carnosine Cerebrolysin CJC-1295 Cortexin Crystagen Dihexa DSIP Epithalon Follistatin 344 FOXO4-DRI GHK GHK-Cu GHRP-2 GHRP-6 Glandokort Gonadorelin hCG HGH Fragment 176-191 Humanin IGF-1 DES IGF-1 LR3 Ipamorelin Kisspeptin KPV Liraglutide Livagen LL-37 Melanotan I Melanotan II MK-677 MOTS-c NAD+ Noopept NSI-189 Oxytocin P21 PEG-MGF Pramlintide PT-141 Retatrutide Retinalamin Selank Semaglutide Semax Sermorelin SS-31 Svetinorm TB-500 Tesamorelin Tesofensine Thymalin Thymosin Alpha-1 Tirzepatide Triptorelin Ventfort Vesugen Vilon VIP
Molecular weight
1419.53 g/mol
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Half-life
~4 hours (stable in gastric juice — unique among peptides)
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Admin routes
subcutaneous intramuscular oral topical
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Research areas
Tendon/ligament repair Gut healing (IBD, ulcers, leaky gut) Muscle injury recovery Neuroprotection Bone fracture healing Wound healing Organ protection (liver, pancreas, heart)
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Typical dosing
250–500 mcg · 1-2x daily · 4-12 weeks
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FDA status
Not FDA-approved. Category 2 per FDA's 503A bulk drug substance framework (demonstrably difficult to compound). Previously Category 1 as of Feb 2026 reclassification — verify current status.
not-FDA-approved
WADA status
Prohibited (S0 category — non-approved substances, effective January 2022)
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