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, PT-141 is FDA-approved for treatment of hypoactive sexual desire disorder in premenopausal women and is studied for sexual dysfunction in other populations, increasing sexual desire via CNS melanocortin pathways42101.
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, PT-141 is the synthetic melanocortin receptor agonist bremelanotide, an analog of α-MSH that activates central MC3R and MC4R to modulate neuronal circuits governing sexual desire and arousal3242101.
BPC-157
Not assigned in the current dataset.
PT-141
POMC
The clearest overlap between BPC-157 and PT-141 is that both converge around Signaling modulator. Their typical research and application settings separate fairly clearly: BPC-157 is more often discussed in the realm of Gastroenterology, Musculoskeletal health, and Dermatology and aesthetics, whereas PT-141 is more often associated with the realm of Reproductive health. Both appear to work through Signaling modulator, but the functional emphasis still separates, with BPC-157 leaning toward Tissue repair and healing, Angiogenesis modulation, and Anti-inflammatory and PT-141 leaning toward . Both are synthetic in origin and their development context also differs, with BPC-157 in Preclinical development while PT-141 is approved. BPC-157 takes the form of a linear peptide, whereas PT-141 is closer to a cyclic peptide, PT-141 incorporates acetylation features that are not part of BPC-157; while their sequence patterns also diverge, with BPC-157 showing proline-rich features and PT-141 showing protein-mimetic sequence features.