SS-31, also known as elamipretide or MTP-131, is a synthetic mitochondria-targeting tetrapeptide that binds cardiolipin on the inner mitochondrial membrane. It is studied in mitochondrial bioenergetics, oxidative-stress, and cellular-energy research. Any Bolt Peptide reference material is research-use-only and not for human or veterinary use. Quick facts Class: Szeto–Schiller (SS) mitochondria-targeted tetrapeptide Other names: elamipretide, MTP-131 […]
Research & Education
What Is Follistatin? A Myostatin-Pathway Research Overview
Follistatin is a naturally occurring secreted glycoprotein that binds and inhibits several members of the transforming growth factor beta (TGF-β) superfamily — most notably myostatin (GDF-8) and activin — and is studied as a negative regulator of these signaling pathways in muscle and tissue biology. Follistatin-344 (FS-344) is a commonly studied isoform/variant used in preclinical […]
What Is HGH Fragment 176-191? A Research Overview
HGH Fragment 176-191 is a synthetic peptide corresponding to amino acids 176–191 at the C-terminus of human growth hormone (GH). It is studied in lipid-metabolism research as the region of the GH molecule associated with fat metabolism, and in preclinical models it has been reported to influence lipolysis without the growth-promoting or IGF-1 effects of […]
What Is Gonadorelin? GnRH Decapeptide & the HPG Axis
Gonadorelin is a synthetic form of gonadotropin-releasing hormone (GnRH) — a decapeptide that acts on the GnRH receptor (GnRHR) on anterior-pituitary gonadotroph cells to stimulate the release of luteinizing hormone (LH) and follicle-stimulating hormone (FSH). It is studied in reproductive endocrinology as a tool for probing the hypothalamic–pituitary–gonadal (HPG) axis. This article is educational only. […]
Laboratory Storage Controls for Research Peptides
A research-only framework for label-led storage controls, chain of custody, excursion records, and material release decisions.
What Are Research Peptides? A Beginner’s Guide
Research peptides are short chains of amino acids (typically ~2–50 residues) supplied as laboratory reference materials for in-vitro and preclinical study. The phrase “research use only” (RUO) means these materials are not drugs, dietary supplements, or products intended for human or veterinary use — they exist solely to support controlled laboratory investigation. Everything below is […]
What Is Kisspeptin? KISS1, KISS1R/GPR54 & the HPG Axis
Kisspeptin is a neuropeptide encoded by the KISS1 gene that acts on the KISS1R (GPR54) receptor and is a key upstream regulator of gonadotropin-releasing hormone (GnRH) release within the reproductive (hypothalamic–pituitary–gonadal, or HPG) axis. Kisspeptin-10 is a commonly studied active 10–amino-acid C-terminal fragment of the parent peptide. This article is educational only. Kisspeptin and kisspeptin-10 […]
What Is the CJC-1295 / Ipamorelin Combo? Research Overview
The CJC-1295 / Ipamorelin combo is a single research preparation that pairs CJC-1295 — a growth-hormone-releasing hormone (GHRH) analog that acts on the GHRH receptor (GHRH-R) — with Ipamorelin, a selective ghrelin/growth-hormone-secretagogue (GHS-R) receptor agonist. The two are blended together because, in preclinical and laboratory research, they engage two distinct and complementary nodes of the […]
What Is L-Carnitine? Biochemistry, ALCAR & Research
L-carnitine is a naturally occurring amino-acid derivative (synthesized in the body from lysine and methionine) that plays a central role in transporting long-chain fatty acids across the inner mitochondrial membrane for β-oxidation, the process by which fatty acids are broken down for energy. It is one of the most widely studied compounds in cellular metabolism […]
What Is HCG? Human Chorionic Gonadotropin Explained
HCG (human chorionic gonadotropin) is a glycoprotein hormone composed of an α subunit and a β subunit. It is produced by placental trophoblast cells during pregnancy and is widely studied in reproductive endocrinology research, where it acts on the luteinizing hormone/chorionic gonadotropin receptor (LHCGR). This article is strictly educational and describes physiology and laboratory research […]
