Acetyl tetrapeptide-5
is used in cosmetic eye formulations to decrease puffiness, eye bags, and dark circles by reducing edema and protecting proteins such as SOD from glycation
Alanine
Ala / A · hydrophobic residue · neutral charge
AOD-9604
is studied as an anti-obesity peptide that can reduce weight gain and increase fat oxidation in obese animal models with generally neutral effects on IGF-1 and glucose metabolism in early human trials
Arginine
Arg / R · basic residue · positive charge
Argireline
is a topical cosmetic peptide reported to decrease dynamic wrinkles by partially mimicking the mechanism of botulinum toxin in a non-invasive manner
Asparagine
Asn / N · polar residue · neutral charge
Aspartic acid
Asp / D · acidic residue · negative charge
BPC-157
is investigated for accelerating healing of gastrointestinal mucosa, tendons, ligaments, bone, and nervous tissue in preclinical models, with anti-inflammatory and pro-angiogenic effects
Comparison
While BPC-157 is investigated for accelerating healing of gastrointestinal mucosa, tendons, ligaments, bone, and nervous tissue in preclinical models, with anti-inflammatory and pro-angiogenic effects111, GHRP-2 is used in research to induce robust GH pulses and study anabolic and metabolic effects; clinically developed as pralmorelin for GH deficiency diagnostics6272.
While BPC-157 works as a synthetic 15-amino-acid fragment of a gastric cytoprotective protein that promotes angiogenesis and tissue protection primarily by modulating VEGFR2 signaling, Src/caveolin-1–dependent eNOS activation, and nitric oxide production111, GHRP-2 is a second-generation hexapeptide growth hormone–releasing peptide that mimics ghrelin by agonizing GHSR-1a, strongly stimulating pulsatile GH release and modestly raising prolactin, ACTH, and cortisol62723096.
BPC-157
Not assigned in the current dataset.
GHRP-2
GHSR
BPC-157 and GHRP-2 are noticeably different, with limited direct overlap in their usual biological context. Both are often discussed in Musculoskeletal health contexts, while BPC-157 is more of a signal peptide and GHRP-2 is better described as a hormone peptide. Their biological logic is quite different: BPC-157 is a signaling modulator, whereas GHRP-2 is a receptor agonist. BPC-157 has a more synthetic analog origin, while GHRP-2 is closer to synthetic design background with BPC-157 in Preclinical development and GHRP-2 in Clinical phase 1. GHRP-2 incorporates d-amino acid substitution and amidation features that are not part of BPC-157, while their sequence patterns also diverge, with BPC-157 showing proline-rich features and GHRP-2 showing protein-mimetic sequence features.