{"title":"Muscle Growth \u0026 Strength","description":"\u003cp\u003eCompounds grouped here are studied for their role in anabolic signalling — the growth hormone and IGF-1 axis, protein synthesis, and the mitochondrial capacity that underwrites sustained output.\u003c\/p\u003e\u003cp\u003eCJC-1295 paired with Ipamorelin is the standard GHRH and ghrelin-agonist combination in the literature. IGF-1 LR3 acts further downstream on the same axis. SLU-PP-332 and SS-31 address the other side of performance: mitochondrial density and efficiency rather than mass alone.\u003c\/p\u003e\u003cp\u003eReceived sealed, stored cold, dispatched cold. Lot numbers remain on every vial.\u003c\/p\u003e\u003cp\u003eSupplied strictly for laboratory research purposes.\u003c\/p\u003e","products":[{"product_id":"igf-1-lr3","title":"IGF-1 LR3 (1000 mcg)","description":"\u003cp\u003eIGF-1 LR3 (Long R3 insulin-like growth factor 1) is a modified recombinant analogue of IGF-1. An arginine substitution at position 3 and a 13-amino-acid N-terminal extension reduce affinity for IGF-binding proteins, which studies associate with a substantially longer circulating half-life than native IGF-1.\u003c\/p\u003e\u003cp\u003eResearch has examined IGF-1 signalling in cell proliferation, differentiation, and anabolic pathway activation, including interactions with the PI3K\/Akt and MAPK cascades.\u003c\/p\u003e\u003cp\u003eSupplied as a lyophilised powder. Store at −20 °C, protected from light. For laboratory research use only.\u003c\/p\u003e","brand":"Space Pep","offers":[{"title":"3 vials","offer_id":48912485351668,"sku":null,"price":17900.0,"currency_code":"EGP","in_stock":true},{"title":"1 vial","offer_id":48912485384436,"sku":null,"price":7600.0,"currency_code":"EGP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0842\/2644\/1460\/files\/Untitleddesign.png?v=1784996206"},{"product_id":"ss-31","title":"SS-31","description":"\u003cp class=\"font-claude-response-body break-words whitespace-normal\" dir=\"ltr\"\u003eSS-31 (elamipretide, also designated MTP-131) is a synthetic, cell-permeable tetrapeptide with an alternating aromatic–cationic structure (D-Arg-2′,6′-dimethyltyrosine-Lys-Phe-NH₂). It belongs to the Szeto-Schiller family of mitochondria-targeted peptides and is one of the most extensively characterised compounds in mitochondrial medicine research.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\" dir=\"ltr\"\u003e\u003cstrong\u003eMechanism\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\" dir=\"ltr\"\u003eSS-31 concentrates selectively in the inner mitochondrial membrane, where it binds cardiolipin — the signature phospholipid that organises the membrane's cristae architecture and anchors the electron transport chain. By stabilising cardiolipin, SS-31 restores proper cristae curvature, improves the coupling efficiency of oxidative phosphorylation, and reduces the electron leakage that generates reactive oxygen species. Importantly, it is not an antioxidant that scavenges free radicals after the fact; it addresses the structural cause of their overproduction.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\" dir=\"ltr\"\u003e\u003cstrong\u003eWhat the research shows\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul dir=\"ltr\" class=\"[li_\u0026amp;]:mb-0 [li_\u0026amp;]:mt-1 [li_\u0026amp;]:gap-1 [\u0026amp;:not(:last-child)_ul]:pb-1 [\u0026amp;:not(:last-child)_ol]:pb-1 list-disc flex flex-col gap-1 pl-8 mb-3 print:block print:space-y-1\"\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\"\u003eIncreased ATP output and improved respiratory efficiency in energy-demanding tissue\u003c\/li\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\"\u003eSubstantial reduction in mitochondrial reactive oxygen species and oxidative damage markers\u003c\/li\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\"\u003eRestoration of muscle function and fatigue resistance in models of age-related mitochondrial decline\u003c\/li\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\"\u003ePreservation of cardiac and renal tissue in ischaemia-reperfusion injury models\u003c\/li\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\"\u003eProtection of cristae structure in models of primary mitochondrial myopathy\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\" dir=\"ltr\"\u003eBecause mitochondrial efficiency underlies endurance, recovery and cellular longevity, SS-31 has become a reference compound in bioenergetics research.\u003cbr\u003e\u003cbr\u003e\u003c\/p\u003e","brand":"Space Pep","offers":[{"title":"10 mg","offer_id":49063992361204,"sku":null,"price":7600.0,"currency_code":"EGP","in_stock":true},{"title":"10 mg - Kit (4 vials)","offer_id":49063992393972,"sku":null,"price":27600.0,"currency_code":"EGP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0842\/2644\/1460\/files\/SS-31.png?v=1785759757"},{"product_id":"slu-pp-332","title":"SLU-PP-332","description":"\u003cp class=\"font-claude-response-body break-words whitespace-normal\" dir=\"ltr\"\u003eSLU-PP-332 is a synthetic small-molecule pan-agonist of the estrogen-related receptors (ERRα, ERRβ and ERRγ), developed at Saint Louis University. It is not a peptide but a nuclear receptor ligand, and it is studied as a pharmacological \"exercise mimetic\" — a compound that activates the same transcriptional programme skeletal muscle switches on in response to endurance training.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\" dir=\"ltr\"\u003e\u003cstrong\u003eMechanism\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\" dir=\"ltr\"\u003eThe estrogen-related receptors are master transcriptional regulators of oxidative metabolism. Working with the coactivator PGC-1α, they govern mitochondrial biogenesis, fatty acid oxidation, and the shift toward slow-twitch, fatigue-resistant muscle fibre characteristics. SLU-PP-332 activates this axis directly, inducing the exercise-responsive gene network without the mechanical stimulus of training itself.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\" dir=\"ltr\"\u003e\u003cstrong\u003eWhat the research shows\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul dir=\"ltr\" class=\"[li_\u0026amp;]:mb-0 [li_\u0026amp;]:mt-1 [li_\u0026amp;]:gap-1 [\u0026amp;:not(:last-child)_ul]:pb-1 [\u0026amp;:not(:last-child)_ol]:pb-1 list-disc flex flex-col gap-1 pl-8 mb-3 print:block print:space-y-1\"\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\"\u003eSignificant increase in running endurance and time-to-exhaustion in rodent performance models\u003c\/li\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\"\u003eUpregulation of mitochondrial biogenesis and oxidative phosphorylation gene programmes in skeletal muscle\u003c\/li\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\"\u003eIncreased whole-body energy expenditure and enhanced fatty acid oxidation\u003c\/li\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\"\u003eReduction in fat mass and improved metabolic parameters in diet-induced obesity models, without suppression of food intake\u003c\/li\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\"\u003ePreservation of lean tissue alongside fat loss in metabolic studies\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\" dir=\"ltr\"\u003eSLU-PP-332 is of particular interest in research into metabolic capacity, endurance physiology and conditions where exercise is beneficial but not achievable.\u003c\/p\u003e","brand":"Space Pep","offers":[{"title":"10 mg","offer_id":49064008777972,"sku":null,"price":8900.0,"currency_code":"EGP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0842\/2644\/1460\/files\/SLU-PP-332.png?v=1785766565"}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0842\/2644\/1460\/collections\/4_2aecce5a-76d1-4536-96a6-d7ee8ba93b73.png?v=1785776934","url":"https:\/\/www.spacepep.net\/collections\/muscle-growth-strength.oembed","provider":"Space Pep","version":"1.0","type":"link"}