CUE
Research Library

The Science

A research-use-only reference drawn from peer-reviewed literature. Each entry summarizes the published mechanism and findings for a compound in our catalog, with citations to the primary sources.

Cellular Health

NAD+

Nicotinamide adenine dinucleotide (NAD+) is a central metabolic coenzyme present in every cell, where it mediates redox reactions and acts as a substrate for sirtuin and PARP enzymes.

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Regenerative

BPC-157

BPC-157 is a stable pentadecapeptide derived from a sequence in human gastric juice.

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Cellular Health

SS-31

SS-31 (elamipretide) is a synthetic mitochondria-targeting tetrapeptide studied for its ability to restore mitochondrial bioenergetics.

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Metabolic

GLP-R

GLP-R is a next-generation triple-incretin research compound that engages three metabolic receptors at once — GIP, GLP-1, and glucagon.

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Metabolic

MOTS-c

MOTS-c is a mitochondrial-derived peptide encoded within the mitochondrial genome, studied for its regulatory effects on metabolic homeostasis.

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Regenerative

GHK-Cu

GHK-Cu is the copper(II) complex of the human tripeptide GHK (glycyl-L-histidyl-L-lysine), a molecule naturally present in plasma that declines with age.

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Endocrine

Tesamorelin

Tesamorelin is a synthetic growth-hormone-releasing hormone (GHRH) analogue.

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Neurological

Selank

Selank is a synthetic heptapeptide analogue of the immunomodulatory peptide tuftsin, developed at the Institute of Molecular Genetics of the Russian Academy of Sciences.

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Neurological

Semax

Semax is a synthetic heptapeptide analogue of the ACTH(4-10) fragment, developed in Russia and studied for nootropic and neuroprotective research applications.

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Regenerative

TB-500

TB-500 is a synthetic fragment corresponding to the active region of Thymosin beta-4, a 43-amino-acid polypeptide that is the primary G-actin-sequestering peptide in cells.

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Endocrine

Ipamorelin

Ipamorelin is a synthetic pentapeptide (Aib-His-D-2-Nal-D-Phe-Lys-NH2) described in the literature as the first selective growth-hormone secretagogue and an agonist of the ghrelin receptor.

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Cellular Health

Epithalon

Epithalon (Ala-Glu-Asp-Gly, AEDG) is a synthetic tetrapeptide derived from the pineal peptide epithalamin, developed by Vladimir Khavinson's laboratory at the St.

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Endocrine

Melanotan II

Melanotan II is a synthetic cyclic analogue of alpha-melanocyte-stimulating hormone (α-MSH), studied as a non-selective melanocortin-receptor agonist for research into pigmentation signaling and melanocortin-receptor pharmacology..

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Neurological

DSIP

DSIP (delta sleep-inducing peptide) is a naturally occurring nonapeptide isolated and synthesized between 1970 and 1977.

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Cellular Health

Glutathione

Glutathione (GSH) is an endogenous tripeptide (glutamate-cysteine-glycine) and one of the most abundant low-molecular-weight non-protein thiols in cells.

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