Research Library
Plain-language reference material on peptides studied in laboratory research — what they are, how they're handled, and what the published literature actually examines.
What Is BPC-157?
A synthetic peptide fragment widely studied in preclinical research. What it is, how it's characterized, and what studies have looked at.
OverviewWhat Is TB-500?
A synthetic peptide related to thymosin beta-4. Structure, research context, and how it appears in the laboratory literature.
OverviewWhat Is Thymosin Beta-4 (Tβ4)?
The naturally occurring 43-amino-acid actin-sequestering peptide behind the TB-500 name. Sequence, function, and how the two relate.
OverviewWhat Is KPV?
The α-MSH(11-13) tripeptide (Lys-Pro-Val) studied in preclinical anti-inflammatory research.
What Is Ipamorelin?
A selective pentapeptide growth-hormone secretagogue studied for GH-release signaling with minimal off-target activity.
OverviewWhat Is CJC-1295?
A GHRH(1-29) analog studied in growth-hormone research — including the No DAC vs DAC distinction.
OverviewWhat Is Sermorelin?
The GHRH(1-29) peptide studied in growth-hormone-axis research, with a distinct regulatory history.
OverviewWhat Is Tesamorelin?
A stabilized GHRH(1-44) analog — and, unlike most research peptides, an approved drug in a specific indication.
What Is GHK-Cu?
The naturally occurring copper tripeptide studied in skin, collagen, and wound-healing research.
OverviewWhat Is Melanotan II?
A cyclic α-MSH analog studied for melanocortin-receptor signaling and melanogenesis.
OverviewWhat Is PT-141?
Bremelanotide — a melanocortin-receptor agonist studied for central MC4R signaling.
What Is Semax?
An ACTH(4-10)-derived heptapeptide studied for neuroprotective and BDNF-associated signaling.
OverviewWhat Is Selank?
A tuftsin-analog heptapeptide studied for anxiolytic-associated and immunomodulatory signaling.
OverviewWhat Is DSIP?
The delta sleep-inducing nonapeptide studied in preclinical sleep and stress research.
What Is Epithalon?
A tetrapeptide (Ala-Glu-Asp-Gly) studied in telomerase-associated longevity research.
OverviewWhat Is MOTS-c?
A mitochondrial-derived peptide studied in AMPK-associated metabolic research.
OverviewWhat Is NAD+?
An endogenous coenzyme (not a peptide) studied in cellular-energy and longevity research.