Side-by-Side Comparisons
Compare Research Peptides
Pages that tell two research peptides apart: how they relate, which molecule the published evidence used, and whether the two have been compared directly.
Each page draws both compounds' structure and specifications from the product database and cites its sources. For one compound in depth, see the Research Hub and the Reference Library.
- Comparisons
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Growth Hormone Axis Research15
Peptides targeting the somatotropic axis: GHRHs, GHRPs, and IGF-1 analogs for growth hormone pathway research.
- 1616AOD-9604 vs HGH Fragment 176-191AOD-9604 and HGH Fragment 176-191 are 16-residue peptides from the C-terminal end of human growth hormone that differ at one position.
- 1644AOD-9604 vs TesamorelinAOD-9604 is a modified 16-residue peptide from the C-terminal end of human growth hormone; Tesamorelin is a 44-residue analog of human GHRH.
- 2930CJC-1295 (No DAC) vs CJC-1295 with DACCJC-1295 with DAC is a chemically modified form of CJC-1295 (No DAC); the DAC-free peptide is essentially uncharacterized in humans.
- 2983CJC-1295 (No DAC) vs IGF-1 LR3CJC-1295 (No DAC), a 29-residue peptide, and IGF-1 LR3, an 83-residue protein, are different molecules from different parents.
- 295CJC-1295 (No DAC) vs IpamorelinCJC-1295 (No DAC) is a synthetic peptide built on human GHRH's first 29 residues; Ipamorelin is a synthetic five-residue peptide.
- 2929CJC-1295 (No DAC) vs SermorelinCJC-1295 (No DAC) is human GHRH's first 29 residues with four substitutions; Sermorelin is the unmodified fragment.
- 2944CJC-1295 (No DAC) vs TesamorelinCJC-1295 (No DAC) carries four substitutions in human GHRH's first 29 residues; Tesamorelin is an analog of the full 44-residue hormone.
- 66GHRP-2 vs GHRP-6GHRP-2 and GHRP-6 are different molecules: six-residue peptides differing in composition, including how many residues are D-configured.
- 65GHRP-6 vs IpamorelinGHRP-6 and Ipamorelin are different molecules: GHRP-6 is a synthetic six-residue peptide; Ipamorelin is a synthetic five-residue peptide.
- 1644HGH Fragment 176-191 vs TesamorelinHGH Fragment 176-191 is a 16-residue fragment of human growth hormone; Tesamorelin is a 44-residue analog of human GHRH.
- 8344IGF-1 LR3 vs TesamorelinIGF-1 LR3 is an 83-residue protein with two changes to human IGF-1; Tesamorelin is a 44-residue analog of human GHRH.
- 529Ipamorelin vs SermorelinIpamorelin is a five-residue peptide; Sermorelin is the 29-residue N-terminal fragment of human GHRH.
- 544Ipamorelin vs TesamorelinIpamorelin is a synthetic five-residue peptide; Tesamorelin is a synthetic 44-residue analog of human GHRH.
- 1644MOTS-c vs TesamorelinMOTS-c and Tesamorelin are different molecules: a 16-residue peptide encoded in a ribosomal RNA gene and a 44-residue analog of human GHRH.
- 2944Sermorelin vs TesamorelinSermorelin is the 29-residue N-terminal fragment of human GHRH; Tesamorelin is a modified analog of the full 44-residue hormone.
Regeneration Research7
Research peptides for tissue and cellular repair: BPC-157, TB-500, GHK-Cu, LL-37, and related compounds.
- 153BPC-157 vs KPVBPC-157 is a 15-residue peptide and KPV a three-residue peptide corresponding to residues 11 to 13 of alpha-MSH: two different molecules.
- 157BPC-157 vs TB-500BPC-157 is a 15-residue peptide and TB-500 a seven-residue fragment of Thymosin Beta-4: two different molecules.
- 1543BPC-157 vs Thymosin Beta-4BPC-157 is a 15-residue peptide and Thymosin Beta-4 a 43-residue member of the beta-thymosin family: two different molecules.
- GHK-Cu vs NAD+GHK-Cu is a copper complex of the tripeptide GHK, and NAD+ is a dinucleotide, not a peptide.
- 728TB-500 vs Thymosin Alpha-1TB-500 is a seven-residue fragment of Thymosin Beta-4 and Thymosin Alpha-1 a separate 28-residue peptide: two different molecules.
- 743TB-500 vs Thymosin Beta-4TB-500 is a seven-residue fragment of Thymosin Beta-4; most published research associated with TB-500 used the full 43-residue peptide.
- 2843Thymosin Alpha-1 vs Thymosin Beta-4Thymosin Alpha-1 and Thymosin Beta-4 are different molecules that share part of a name: peptides of 28 and 43 residues.
Peptide Bioregulators3
Short-chain regulatory peptides including the Khavinson bioregulator series of organ-specific oligopeptides, alongside related immunomodulatory peptides for research use.
- 94DSIP vs EpitalonDSIP and Epitalon are different molecules: DSIP is a nine-residue peptide, and Epitalon is a four-residue peptide.
- 44Epitalon vs N-Acetyl EpitalonN-Acetyl Epitalon is a chemically modified form of Epitalon: the same four residues, with an N-terminal acetyl group and a C-terminal amide.
- 43Epitalon vs PinealonEpitalon and Pinealon are different molecules: a synthetic four-residue peptide and a synthetic three-residue one.
Cognitive & Neuropeptide Research2
Nootropic and neuropeptide compounds for cognitive and neurological pathway research, including Semax, Selank, and Dihexa.
Metabolic & Cellular Research6
Peptides and small molecules targeting metabolic pathways, mitochondrial function, and cellular regulation.
- 1616AOD-9604 vs HGH Fragment 176-191AOD-9604 and HGH Fragment 176-191 are 16-residue peptides from the C-terminal end of human growth hormone that differ at one position.
- 1644AOD-9604 vs TesamorelinAOD-9604 is a modified 16-residue peptide from the C-terminal end of human growth hormone; Tesamorelin is a 44-residue analog of human GHRH.
- GHK-Cu vs NAD+GHK-Cu is a copper complex of the tripeptide GHK, and NAD+ is a dinucleotide, not a peptide.
- MOTS-c vs NAD+MOTS-c and NAD+ are different molecules: a 16-residue peptide encoded in a ribosomal RNA gene and a dinucleotide, not a peptide.
- 164MOTS-c vs SS-31MOTS-c and SS-31 are different molecules: a 16-residue peptide encoded in a ribosomal RNA gene and a four-residue peptide with a D-arginine.
- 1644MOTS-c vs TesamorelinMOTS-c and Tesamorelin are different molecules: a 16-residue peptide encoded in a ribosomal RNA gene and a 44-residue analog of human GHRH.
Melanocortin & Endocrine Research2
Melanocortin receptor agonists and endocrine signaling peptides for receptor binding and hormonal pathway research.
- 107Kisspeptin-10 vs PT-141Kisspeptin-10 and PT-141 are different molecules: a ten-residue fragment of the human KISS1 gene product and a seven-residue cyclic peptide.
- 77Melanotan II vs PT-141Melanotan II and PT-141 are not the same molecule: they carry the identical lactam ring but differ at the C-terminus.
Dermal Peptide Research1
Signal peptides for in-vitro dermal biology research, including Matrixyl, PAL-GHK, and SNAP-8.
Immune & Thymic Research2
Thymic and immune signalling peptides for in-vitro immunology research, including Thymosin Alpha-1, Thymulin, Thymagen, and HEP-1.
- 728TB-500 vs Thymosin Alpha-1TB-500 is a seven-residue fragment of Thymosin Beta-4 and Thymosin Alpha-1 a separate 28-residue peptide: two different molecules.
- 2843Thymosin Alpha-1 vs Thymosin Beta-4Thymosin Alpha-1 and Thymosin Beta-4 are different molecules that share part of a name: peptides of 28 and 43 residues.