Side-by-side peptide comparisons.
Head-to-head research summaries of popular peptide compounds. Mechanism, study data, and research considerations - for laboratory research purposes only.
MOTS-C vs NAD+: Mitochondrial Signaling Peptide vs Redox Coenzyme
MOTS-C vs NAD+ for lab research: a 16-residue mitochondrial-derived peptide vs a redox coenzyme. Structure, pathways studied, handling and molar amounts.
GHK-Cu vs KPV: Copper-Binding Tripeptide vs Alpha-MSH Fragment
GHK-Cu vs KPV for lab research: a Cu(II)-binding tripeptide studied for matrix signaling versus an alpha-MSH fragment studied for NF-kB pathways.
NAD+ vs NMN (and NR): The Coenzyme and Its Salvage-Pathway Precursors
NAD+ vs NMN (and NR) for lab research: the coenzyme vs its salvage-pathway precursors. Structure, NAMPT, NRK and NMNAT, ectoenzymes and stability.
Semaglutide vs Tirzepatide
Semaglutide vs tirzepatide for in-vitro research: GLP-1 mono-agonist versus dual GIP/GLP-1 agonist, compared on structure, signaling and handling.
Tirzepatide vs Retatrutide
Tirzepatide vs retatrutide for in-vitro research: dual GIP/GLP-1 versus triple GIP/GLP-1/glucagon receptor agonism, structure and lab handling.
BPC-157 vs TB-500
Research comparison of BPC-157 and TB-500, the two most-studied tissue-repair peptides: mechanism, sequence origin, study history, purity and handling.
CJC-1295 With DAC vs Without DAC
Research comparison of CJC-1295 with DAC and without DAC (Mod GRF 1-29): albumin binding, half-life, mechanism, study profile, purity and handling notes.
GHK-Cu vs AHK-Cu
Research comparison of GHK-Cu and AHK-Cu, two copper tripeptides studied in dermal and hair-follicle models: mechanism, sequence, purity and handling.
Selank vs Semax
Research comparison of Selank and Semax, two Russian-developed neuropeptides: tuftsin analogue versus ACTH(4-10) fragment, mechanism, purity and handling.
Ipamorelin vs Sermorelin
Research comparison of Ipamorelin and Sermorelin, two peptides studied for growth hormone secretagogue activity: mechanism, half-life, purity and handling.
MOTS-C vs 5-Amino-1MQ
Research comparison of MOTS-C and 5-Amino-1MQ in metabolic research: mitochondrial-derived peptide versus NNMT inhibitor, mechanism, purity and handling.
Tesamorelin vs Ipamorelin
Research comparison of Tesamorelin and Ipamorelin in GH research: GHRH analogue versus ghrelin-receptor agonist, mechanism, half-life, purity and handling.
Tesamorelin vs CJC-1295
Research comparison of Tesamorelin and CJC-1295, two GHRH analogues in growth hormone research: stabilisation, half-life, mechanism, purity and handling.
NAD+ vs Glutathione
Research comparison of NAD+ and Glutathione in longevity research: coenzyme redox signalling versus antioxidant tripeptide, mechanism, purity and handling.
AOD-9604 vs Tesamorelin
Research comparison of AOD-9604 and Tesamorelin in adipose-tissue research: GH fragment versus GHRH analogue, mechanism, study profile, purity and handling.
AOD-9604 vs Semaglutide
Research comparison of AOD-9604 and Semaglutide: a GH-fragment peptide against a GLP-1 receptor agonist. Mechanism, study history, purity and handling.
Melanotan II vs Melanotan I (Afamelanotide)
Research comparison of Melanotan II and Melanotan I (afamelanotide) in melanocortin research: receptor selectivity, mechanism, purity and handling.
Selank vs Phenibut
Research comparison of Selank and Phenibut in neuroscience research: tuftsin-analogue peptide versus GABA-B small molecule, mechanism, purity and handling.
BPC-157 vs GHK-Cu
Research comparison of BPC-157 and GHK-Cu in repair models: angiogenesis signalling versus copper-peptide matrix remodelling, mechanism, purity and handling.
Ipamorelin vs CJC-1295 (No DAC)
Research comparison of Ipamorelin and CJC-1295 (No DAC) in GH research: ghrelin receptor versus GHRH receptor, mechanism, half-life, purity and handling.
Glutathione vs NAC (N-Acetylcysteine)
Research comparison of Glutathione and NAC (N-acetylcysteine) in antioxidant research: tripeptide versus precursor, mechanism, purity and handling.
5-Amino-1MQ vs MOTS-C vs SLU-PP-332
Research comparison of 5-Amino-1MQ, MOTS-C and SLU-PP-332: NNMT inhibition, mitochondrial signalling and ERR agonism, mechanism, purity and handling.
CJC-1295 vs Ipamorelin
Research comparison of CJC-1295 and Ipamorelin: GHRH analogue versus ghrelin-receptor agonist, why they are studied together, mechanism, purity and handling.
Semaglutide vs Retatrutide
Research comparison of Semaglutide and Retatrutide: single GLP-1 agonist versus triple GLP-1/GIP/glucagon agonist, mechanism, half-life, purity and handling.
Melanotan II vs PT-141
Research comparison of Melanotan II and PT-141 (bremelanotide): MC1R-weighted versus MC4R-weighted melanocortin peptides, mechanism, purity and handling.
Semaglutide vs Tirzepatide vs Retatrutide
Semaglutide vs tirzepatide vs retatrutide: single, dual and triple receptor agonists compared on structure, pharmacology and lab handling for research.
KPV vs BPC-157
Research comparison of KPV and BPC-157 in inflammation and gut research: alpha-MSH fragment versus gastric peptide, mechanism, purity and handling.
SS-31 vs MOTS-C
Research comparison of SS-31 and MOTS-C, two mitochondria-associated peptides: cardiolipin binding versus signalling, mechanism, purity and handling.
Epithalon vs NAD+
Research comparison of Epithalon and NAD+ in cellular-ageing research: telomerase signalling versus coenzyme redox roles, mechanism, purity and handling.
DSIP vs Selank
Research comparison of DSIP and Selank, two neuropeptides studied in sleep, stress and anxiety models: mechanism, research focus, purity and handling.
Thymosin Alpha-1 vs BPC-157
Research comparison of Thymosin Alpha-1 and BPC-157: immune-modulation peptide versus tissue-repair peptide, mechanism, study history, purity and handling.