{"id":874,"date":"2026-04-23T15:39:24","date_gmt":"2026-04-23T12:39:24","guid":{"rendered":"https:\/\/life-peptide.com\/?post_type=product&#038;p=874"},"modified":"2026-07-21T11:15:14","modified_gmt":"2026-07-21T08:15:14","slug":"thymosin-%ce%b24-1-43-full-sequence-5-mg","status":"publish","type":"product","link":"https:\/\/life-peptide.com\/es\/product\/thymosin-%ce%b24-1-43-full-sequence-5-mg\/","title":{"rendered":"TB-500 (Thymosin \u03b24 full sequence) \/ 5 mg"},"content":{"rendered":"<p>TB-500 is the name most commonly used within the research community for peptides derived from <strong>Thymosin \u03b24<\/strong> biology. Depending on the supplier and historical context, the term may refer to different peptide preparations. This product contains the <strong>complete Thymosin \u03b24 (1\u201343) sequence<\/strong>, allowing researchers to investigate the full endogenous peptide rather than a shortened derivative.<\/p>\n<p>Thymosin \u03b24 is a <strong>naturally occurring 43-amino-acid peptide<\/strong> present in numerous human tissues. It plays important roles in <strong>actin regulation, cell migration, angiogenesis and tissue remodelling<\/strong>, making it one of the best-studied endogenous peptides in regenerative biology. Because TB-500 has become the dominant search term within the peptide community, the two names are frequently associated, even though they are not always scientifically identical.<\/p>\n<hr \/>\n<h4><strong>Why TB-500 matters in regenerative research<\/strong><\/h4>\n<p>TB-500 has become one of the most widely recognised regenerative peptides because published research on Thymosin \u03b24 biology has demonstrated involvement in multiple repair-related processes rather than a single signalling pathway.<\/p>\n<p>Research has investigated TB-500 \/ Thymosin \u03b24 in relation to:<\/p>\n<ul>\n<li><strong>tissue repair<\/strong><\/li>\n<li><strong>curaci\u00f3n de heridas<\/strong><\/li>\n<li><strong>angiog\u00e9nesis<\/strong><\/li>\n<li><strong>cell migration<\/strong><\/li>\n<li><strong>actin dynamics<\/strong><\/li>\n<li><strong>Biolog\u00eda de tendones y ligamentos<\/strong><\/li>\n<li><strong>skeletal muscle repair<\/strong><\/li>\n<li><strong>cardiac tissue research<\/strong><\/li>\n<li><strong>corneal regeneration<\/strong><\/li>\n<li><strong>inflammatory signalling<\/strong><\/li>\n<\/ul>\n<p>Unlike peptides that primarily target a single receptor, Thymosin \u03b24 influences several interconnected biological processes involved in tissue maintenance and repair, making it relevant across multiple fields of regenerative research.<\/p>\n<h4><strong>How TB-500 works<\/strong><\/h4>\n<p>The biological activity associated with TB-500 originates from Thymosin \u03b24, an endogenous peptide that binds G-actin, helping regulate cytoskeletal organisation and cellular movement.<\/p>\n<p>Published research has linked Thymosin \u03b24 to:<\/p>\n<ul>\n<li>regulation of actin dynamics<\/li>\n<li>cell migration<\/li>\n<li>angiog\u00e9nesis<\/li>\n<li>remodelaci\u00f3n de la matriz extracelular<\/li>\n<li>inflammatory responses<\/li>\n<li>tissue regeneration<\/li>\n<\/ul>\n<p>Because successful tissue repair depends on coordinated cell migration and structural remodelling, Thymosin \u03b24 has become an important experimental model in regenerative medicine and wound-healing research.<\/p>\n<hr \/>\n<h4><strong>Investigaci\u00f3n humana y precl\u00ednica<\/strong><\/h4>\n<p>Published studies investigating Thymosin \u03b24 have explored its biological activity across numerous laboratory models together with several early-stage human clinical programmes.<\/p>\n<p>Research has examined its role in:<\/p>\n<ul>\n<li>dermal wound healing<\/li>\n<li>corneal repair<\/li>\n<li>myocardial injury<\/li>\n<li>pressure ulcers<\/li>\n<li>venous ulcers<\/li>\n<li>musculoskeletal regeneration<\/li>\n<\/ul>\n<p>While early clinical studies reported encouraging biological activity and favourable tolerability, the current evidence base remains substantially smaller than that available for approved therapeutic agents. Consequently, TB-500 \/ Thymosin \u03b24 continues to be investigated primarily as a research peptide rather than an established medicine.<\/p>\n<hr \/>\n<h4><strong>Understanding TB-500 and full-sequence Thymosin \u03b24<\/strong><\/h4>\n<p>Although TB-500 is by far the most widely recognised name within the peptide community, the scientific literature primarily investigates Thymosin \u03b24, the naturally occurring endogenous peptide.<\/p>\n<p>This product contains the<strong> complete Thymosin \u03b24 (1\u201343) sequence<\/strong>, consisting of all 43 amino acids found in the native human peptide.<\/p>\n<p>This distinction matters because:<\/p>\n<ul>\n<li>many published mechanistic and clinical studies investigated the full-length peptide<\/li>\n<li>the term TB-500 has been used inconsistently by different suppliers over the years<\/li>\n<li>not every product marketed as TB-500 necessarily represents the complete endogenous sequence<\/li>\n<\/ul>\n<p>For researchers seeking to align experimental work with the published Thymosin \u03b24 literature, using the full-sequence peptide provides the closest match to the molecule investigated in most biological studies while still matching the terminology most researchers search for online.<\/p>\n<h4><strong>How TB-500 differs from BPC-157 and GHK-Cu<\/strong><\/h4>\n<p>Although TB-500, BPC-157 and GHK-Cu are frequently grouped together as regenerative peptides, they represent distinct biological approaches.<\/p>\n<p><strong>TB-500 \/ Thymosin \u03b24<\/strong> is primarily associated with cell migration, actin dynamics and tissue remodelling, making it particularly relevant for studies of coordinated tissue repair.<\/p>\n<p><a href=\"https:\/\/life-peptide.com\/es\/product\/bpc-157-5-mg\/\"><strong>BPC-157<\/strong><\/a> is more commonly investigated in tendon, ligament, muscle and gastrointestinal injury models, with particular interest in angiogenesis and cytoprotective signalling.<\/p>\n<p><a href=\"https:\/\/life-peptide.com\/es\/product\/ghk-cu-50-mg\/\"><strong>GHK-Cu<\/strong><\/a> is a naturally occurring copper peptide studied for extracellular matrix biology, collagen turnover, skin physiology and broad gene-regulatory effects.<\/p>\n<p>Rather than competing with one another, these peptides are often viewed as <strong>complementary research tools<\/strong> targeting different aspects of regenerative biology.<\/p>\n<hr \/>\n<h4><strong>Published safety observations<\/strong><\/h4>\n<p>Early human clinical studies investigating full-sequence Thymosin \u03b24 have generally reported <strong>favourable tolerability<\/strong> under controlled research conditions.<\/p>\n<p>Phase I clinical programmes evaluating intravenous administration found no dose-limiting toxicity within the investigated dose ranges, while subsequent studies continued to evaluate safety in cardiovascular, ophthalmic and tissue-repair settings.<\/p>\n<p>Because published human data remain relatively limited and involve different formulations and research objectives, current safety findings should be interpreted within the context of each individual study.<\/p>\n<hr \/>\n<h4><strong>Caracter\u00edsticas del producto<\/strong><\/h4>\n<p>Aplicaci\u00f3n: investigaci\u00f3n de laboratorio y an\u00e1lisis<br \/>\nUso restringido: no apto para consumo humano; no apto para uso m\u00e9dico, veterinario o cosm\u00e9tico<br \/>\nProducido en instalaciones que cumplen con GMP bajo estrictos protocolos de control de calidad.<br \/>\nCada lote se somete a pruebas de laboratorio exhaustivas despu\u00e9s de la producci\u00f3n (puede encontrar el Certificado de An\u00e1lisis debajo de las im\u00e1genes del producto).<br \/>\nLiofilizado (liofilizado) para m\u00e1xima estabilidad y vida \u00fatil prolongada.<br \/>\nSellado en viales est\u00e9riles, listo para la reconstituci\u00f3n.<br \/>\nPurity: \u2265 99% (HPLC)<br \/>\nApariencia: polvo blanco liofilizado<br \/>\nF\u00f3rmula molecular: C<sub>212<\/sub>H<sub>350<\/sub>N<sub>56<\/sub> O<sub>78<\/sub>S<br \/>\nMolecular weight: 4963.49<br \/>\nCAS No: 77591-33-4<br \/>\nSequence: Ac-Ser-Asp-Lys-Pro-Asp-Met-Ala-Glu-Ile-Glu-Lys-Phe-Asp-Lys-Ser-Lys-Leu-Lys-Lys-Thr-Glu-Thr-Gln-Glu-Lys-Asn-Pro-Leu-Pro-Ser-Lys-Glu-Thr-Ile-Glu-Gln-Glu-Lys-Gln-Ala-Gly-Glu-Ser-OH<br \/>\n<strong>Almacenamiento<\/strong>: los viales liofilizados sin abrir se almacenan mejor <strong>refrigerar a 2\u20138 \u00b0C<\/strong>, que es el m\u00e9todo de almacenamiento confirmado por nuestro socio de fabricaci\u00f3n y adecuado para hasta 24 meses. Se prefiere la refrigeraci\u00f3n porque minimiza los ciclos innecesarios de congelaci\u00f3n y descongelaci\u00f3n durante la manipulaci\u00f3n rutinaria. Si se requiere un almacenamiento a m\u00e1s largo plazo, los viales liofilizados sin abrir tambi\u00e9n pueden mantenerse congelados. Una vez reconstituidos, almacene siempre a 2\u20138 \u00b0C y no congele.<\/p>\n<h4><strong>Reconstituci\u00f3n y manipulaci\u00f3n<\/strong><\/h4>\n<p>TB-500 is supplied as a lyophilised peptide and should be reconstituted using appropriate laboratory procedures suitable for peptide research. To help preserve structural integrity, add the chosen solvent slowly against the inside wall of the vial rather than directly onto the peptide cake, and avoid vigorous shaking. Gentle swirling is generally sufficient once the peptide has fully dissolved. Standard laboratory practice also includes allowing refrigerated vials to reach room temperature before reconstitution to minimise condensation inside the vial.<\/p>\n<p>Most often TB-500 is reconstituted with <a href=\"https:\/\/life-peptide.com\/es\/product\/bac-10-ml\/\">agua bacteriost\u00e1tica<\/a> before use. For sterile filtration of peptide solutions it is advised to use a <a href=\"https:\/\/life-peptide.com\/es\/product\/022-m-pes-syringe-filters\/\">0.22 \u00b5m PES syringe filter<\/a>. For other solvent selection, concentration planning and storage guidance, see the full <a href=\"https:\/\/life-peptide.com\/es\/reconstitution-of-peptides\/\">Gu\u00eda de Reconstituci\u00f3n de P\u00e9ptidos<\/a> y <a href=\"https:\/\/life-peptide.com\/es\/calculator\/\">Calculadora de Reconstituci\u00f3n<\/a>.. These resources explain how different reconstitution volumes affect working concentration without recommending research protocols.<\/p>\n<hr \/>\n<h4><strong>Estudios clave publicados<\/strong><\/h4>\n<ul>\n<li>Goldstein AL, Kleinman HK. <em>Tim\u00f3sina \u03b24: Estructura, Funci\u00f3n y Propiedades Biol\u00f3gicas que Respaldan Aplicaciones Cl\u00ednicas Actuales y Futuras. Anales de la Academia de Ciencias de Nueva York<\/em>, 2010.<\/li>\n<\/ul>\n<p>A landmark review describing the biological functions of full-sequence Thymosin \u03b24, including tissue repair, angiogenesis, inflammation and regenerative medicine.<\/p>\n<ul>\n<li>Ruff D, Crockford D, Girardi G, et al. <em>A Randomized, Placebo-Controlled, Single and Multiple Dose Study of Intravenous Thymosin \u03b24 in Healthy Volunteers. Annals of the New York Academy of Sciences<\/em>, 2010.<\/li>\n<\/ul>\n<p>The first Phase I human study evaluating the safety, tolerability and pharmacological profile of full-sequence Thymosin \u03b24.<\/p>\n<ul>\n<li>Xing Y, Zhang Y, Li Y, et al. <em>Progress on the Function and Application of Thymosin \u03b24. International Journal of Molecular Sciences<\/em>, 2021.<\/li>\n<\/ul>\n<p>A comprehensive review covering actin regulation, angiogenesis, wound healing, inflammation and current directions in regenerative research.<\/p>\n<ul>\n<li>Wang X, Liu L, Qi L, et al. <em>A First-in-Human, Randomized, Double-Blind, Single- and Multiple-Dose Phase I Study of Recombinant Human Thymosin \u03b24 in Healthy Chinese Volunteers. Journal of Cellular and Molecular Medicine<\/em>, 2021.<\/li>\n<\/ul>\n<p>A modern Phase I study describing safety, pharmacokinetics and tolerability of recombinant full-sequence Thymosin \u03b24 in healthy volunteers.<\/p>\n<hr \/>\n<h4><strong>Preguntas frecuentes<\/strong><\/h4>\n<p><strong>What is TB-500?<\/strong><\/p>\n<p>TB-500 is the name most commonly used within the peptide research community for peptides associated with Thymosin \u03b24 biology. This product contains the complete Thymosin \u03b24 (1\u201343) sequence, allowing researchers to investigate the full endogenous peptide.<\/p>\n<p><strong>Is TB-500 the same as Thymosin \u03b24?<\/strong><\/p>\n<p>The names are often used interchangeably, but they are not always scientifically equivalent. Thymosin \u03b24 is the naturally occurring 43-amino-acid peptide found in human tissues, while the term TB-500 has historically been applied to different research peptide preparations. This product contains the full-length Thymosin \u03b24 sequence.<\/p>\n<p><strong>Why does the full sequence matter?<\/strong><\/p>\n<p>Many published mechanistic and clinical studies have investigated the complete endogenous Thymosin \u03b24 molecule. Using the full 43-amino-acid sequence allows researchers to work with a peptide that most closely reflects the molecule described throughout the scientific literature.<\/p>\n<p><strong>What research areas commonly investigate TB-500?<\/strong><\/p>\n<p>Published studies have investigated Thymosin \u03b24 biology in tissue repair, wound healing, angiogenesis, cell migration, tendon and ligament research, cardiac repair, corneal regeneration and regenerative medicine.<\/p>\n<p><strong>How does TB-500 differ from BPC-157<\/strong>?<\/p>\n<p>Although both peptides are widely studied in regenerative research, TB-500 is primarily associated with actin regulation, cell migration and tissue remodelling, whereas BPC-157 is more commonly investigated in soft-tissue injury models, angiogenesis and cytoprotective signalling.<\/p>\n<p><strong>\u00bfEst\u00e1 este producto destinado al uso humano?<\/strong><\/p>\n<p>No. TB-500 (Full Sequence Thymosin \u03b24) supplied by LIFE Peptide is provided strictly for laboratory and analytical research. It is not intended for human consumption, diagnosis, treatment or prevention of disease. Any discussion of published studies summarises the scientific literature relating to the peptide rather than the intended use of this product.<\/p>\n<hr \/>\n<h4><strong>Contexto de investigaci\u00f3n relacionado<\/strong><\/h4>\n<p>Thymosin \u03b24 belongs to the healing &amp; recovery peptide research cluster, focused on tissue signaling, cellular repair mechanisms, and inflammatory pathway modulation.<br \/>\nResearchers studying these pathways may also examine:<\/p>\n<p><a href=\"https:\/\/life-peptide.com\/es\/product\/bpc-157-5-mg\/\">BPC-157<\/a> \u2013 tissue signaling peptide<br \/>\n<a href=\"https:\/\/life-peptide.com\/es\/product\/ghk-cu-50-mg\/\">GHK-Cu<\/a> \u2013 copper peptide complex<br \/>\n<a href=\"https:\/\/life-peptide.com\/es\/product\/kpv-5-mg\/\">KPV<\/a> \u2013 anti-inflammatory peptide fragment<br \/>\n<a href=\"https:\/\/life-peptide.com\/es\/product\/ara-290\/\">ARA-290<\/a> \u2013 erythropoietin-derived peptide<br \/>\n<a href=\"https:\/\/life-peptide.com\/es\/product\/ss-31\/\">SS-31<\/a> \u2013 investigated for mitochondrial function and cellular energy production.<\/p>\n<p>For broader context, see the <a href=\"\/es\/healing-recovery-research-guide\/\">Healing &amp; recovery research guide<\/a>.<br \/>\nExplorar todos los compuestos en el\u00a0<a href=\"https:\/\/life-peptide.com\/es\/category\/healing-peptides\/\">Healing &amp; recovery research category<\/a>.<\/p>\n<p><strong>NOTA<\/strong>: Esto es solo para fines de referencia educativa y no constituye asesoramiento m\u00e9dico.<br \/>\nThis product is supplied as full-sequence Thymosin \u03b24 (1\u201343)<br \/>\nNot labeled or marketed as \u201cTB-500\u201d to avoid ambiguity<br \/>\nIntended strictly for controlled laboratory environments<\/p>\n<p><strong>Descargo de responsabilidad<\/strong><br \/>\nEste producto se vende \u00fanicamente para fines de investigaci\u00f3n. No est\u00e1 destinado a diagnosticar, tratar, curar ni prevenir ninguna enfermedad. El comprador asume toda la responsabilidad por su manipulaci\u00f3n y uso adecuados.<\/p>","protected":false},"excerpt":{"rendered":"<p>TB-500 (Thymosin \u03b24 Full Sequence) 5 mg is a research-grade regenerative peptide supplied in lyophilised form for laboratory use. Based on the complete 43-amino-acid Thymosin \u03b24 sequence, it has become an important research tool in studies of tissue repair, cell migration, angiogenesis and regenerative biology.<\/p>\n<p>||<\/p>\n<p>Purity \u226599% | EU <strong>Shipping from \u20ac5 | Free shipping upgrades available | Card payments accepted<\/strong><\/p>\n<p>&nbsp;<\/p>","protected":false},"featured_media":876,"comment_status":"open","ping_status":"closed","template":"","meta":[],"product_brand":[],"product_cat":[20],"product_tag":[181,300,184,182,297,185,192,296,294,295,282,187,298,195,183,299],"class_list":["post-874","product","type-product","status-publish","has-post-thumbnail","product_cat-healing-peptides","product_tag-actin-binding-peptide","product_tag-angiogenesis","product_tag-angiogenesis-research","product_tag-cell-migration-peptide","product_tag-connective-tissue","product_tag-cytoskeletal-regulation","product_tag-healing-peptide","product_tag-joint-research","product_tag-ligament-research","product_tag-muscle-recovery","product_tag-recovery-peptide","product_tag-regenerative-research-peptides","product_tag-skin-research","product_tag-tendon-research","product_tag-tissue-signaling-peptide","product_tag-wound-healing","first","instock","taxable","shipping-taxable","purchasable","product-type-simple"],"_links":{"self":[{"href":"https:\/\/life-peptide.com\/es\/wp-json\/wp\/v2\/product\/874","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/life-peptide.com\/es\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/life-peptide.com\/es\/wp-json\/wp\/v2\/types\/product"}],"replies":[{"embeddable":true,"href":"https:\/\/life-peptide.com\/es\/wp-json\/wp\/v2\/comments?post=874"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/life-peptide.com\/es\/wp-json\/wp\/v2\/media\/876"}],"wp:attachment":[{"href":"https:\/\/life-peptide.com\/es\/wp-json\/wp\/v2\/media?parent=874"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/life-peptide.com\/es\/wp-json\/wp\/v2\/product_brand?post=874"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/life-peptide.com\/es\/wp-json\/wp\/v2\/product_cat?post=874"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/life-peptide.com\/es\/wp-json\/wp\/v2\/product_tag?post=874"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}