{"id":990,"date":"2026-05-25T03:50:15","date_gmt":"2026-05-25T03:50:15","guid":{"rendered":"https:\/\/wuhantopmiraclepeptides.com\/?post_type=product&p=990"},"modified":"2026-06-05T16:28:38","modified_gmt":"2026-06-05T16:28:38","slug":"thyrotropin-trh-25mg","status":"publish","type":"product","link":"https:\/\/wuhantopmiraclepeptides.com\/index.php\/product\/thyrotropin-trh-25mg\/","title":{"rendered":"Thyrotropin TRH (25mg)"},"content":{"rendered":"

Thyrotropin TRH (25mg): A Tripeptide for Neuroendocrine & Neuroprotection Research<\/span><\/h1>\n

If you work with neuropeptides, you know how valuable a well\u2011characterised molecule can be for studying complex systems.\u00a0<\/span>Thyrotropin TRH (25mg)<\/span><\/strong>\u00a0(Thyrotropin\u2011Releasing Hormone, also known as protirelin, pGlu\u2011His\u2011Pro\u2011NH\u2082) is the smallest hypothalamic hormone yet one of the most versatile research tools available<\/span>. As a classic regulator of the hypothalamic\u2011pituitary\u2011thyroid (HPT) axis, it directly controls thyroid\u2011stimulating hormone (TSH) release and influences metabolic homeostasis<\/span>. But its scientific relevance extends far beyond that endocrine function.<\/span><\/p>\n

TRH acts as a neurotransmitter and neuromodulator throughout the central nervous system, making it a unique molecule for investigating appetite regulation, arousal, cognition, and neuroprotection<\/span>. At Wuhan Top Miracle Peptides, we supply research\u2011grade\u00a0<\/span>Thyrotropin TRH (25mg)<\/span><\/strong>\u00a0to institutions and wholesale buyers across the United Kingdom, France, Germany, Spain, Sweden, Italy, and the USA. Every batch is synthesised to \u226599% purity, HPLC\u2011verified, and supplied with a Certificate of Analysis (COA), ensuring your neuroendocrine, metabolic, and neurodegeneration studies start with uncompromising quality.<\/span><\/p>\n

What Makes Thyrotropin TRH a Unique Research Tool?<\/span><\/h2>\n

Thyrotropin TRH (25mg) is a remarkably small peptide \u2013 just three amino acids: L\u2011pyroglutamyl\u2011L\u2011histidyl\u2011L\u2011prolinamide. Its compact structure, however, masks an unusually broad receptor network. It activates the class A G protein\u2011coupled thyrotropin\u2011releasing hormone receptor (TRHR), primarily triggering G\u03b1q\/G11 signalling, which mobilises intracellular calcium and activates protein kinase C (PKC) pathways<\/span>. This signalling cascade is responsible for its well\u2011established endocrine effects, but it also underpins a wide range of central nervous system (CNS) actions.<\/span><\/p>\n

In the brain and spinal cord, TRH functions as a neuromodulator, influencing the activity of classical neurotransmitters including dopamine, noradrenaline, serotonin, acetylcholine, and glutamate<\/span>. This widespread influence explains why TRH affects everything from appetite and anxiety to motor function and arousal. A 2025 hypothesis paper proposes that the main neurobiological function of TRH is to promote\u00a0<\/span>homeostasis<\/span><\/strong>\u00a0through four integrated anatomical systems, making it a true master regulator of CNS stability<\/span>.<\/span><\/p>\n

Chemical & Physical Specifications<\/span><\/h3>\n
\n
\n
<\/div>\n
<\/div>\n<\/div>\n\n\n\n\n\n\n\n\n\n\n\n\n\n
Parameter<\/span><\/th>\nSpecification<\/span><\/th>\n<\/tr>\n<\/thead>\n
Amino Acid Sequence<\/span><\/strong><\/td>\n{pGlu}\u2011His\u2011Pro\u2011NH\u2082 (Pyr\u2011HP\u2011NH\u2082)<\/span><\/td>\n<\/tr>\n
Molecular Formula<\/span><\/strong><\/td>\nC\u2081\u2086H\u2082\u2082N\u2086O\u2084<\/span><\/td>\n<\/tr>\n
Molecular Weight<\/span><\/strong><\/td>\n362.38\u2013362.4 g\/mol<\/span><\/td>\n<\/tr>\n
CAS Number<\/span><\/strong><\/td>\n24305\u201127\u20119<\/span><\/td>\n<\/tr>\n
Purity<\/span><\/strong><\/td>\n\u226599% (HPLC verified)<\/span><\/td>\n<\/tr>\n
Appearance<\/span><\/strong><\/td>\nWhite to off\u2011white lyophilised powder<\/span><\/td>\n<\/tr>\n
Solubility<\/span><\/strong><\/td>\nSoluble in water up to 10 mg\/mL, appearing clear and colourless<\/span><\/td>\n<\/tr>\n
Storage (Lyophilised)<\/span><\/strong><\/td>\n\u201320\u00b0C, sealed, protected from light; stable for up to 2 years<\/span><\/td>\n<\/tr>\n
Storage (Reconstituted)<\/span><\/strong><\/td>\n2\u20138\u00b0C for up to 28 days; single\u2011use aliquots at \u201320\u00b0C for up to 3 months<\/span><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n

Key Research Applications for Thyrotropin TRH (25mg)<\/span><\/h2>\n

Thyrotropin TRH (25mg)<\/span><\/strong>\u00a0has been widely studied across a diverse range of research areas, from basic hypothalamic\u2011pituitary signalling to neuroprotection, metabolism, and neuropsychiatric disorders.<\/span><\/p>\n

\u00a0Hypothalamic\u2011Pituitary\u2011Thyroid (HPT) Axis & Metabolic Studies<\/span><\/h3>\n

TRH is the central regulator of the HPT axis, controlling the synthesis and release of TSH and prolactin from the anterior pituitary<\/span>. This fundamental role makes it an indispensable tool for investigating:<\/span><\/p>\n