{"id":9802,"date":"2026-04-09T19:57:14","date_gmt":"2026-04-09T17:57:14","guid":{"rendered":"https:\/\/nexxusbio.com\/?post_type=product&#038;p=9802"},"modified":"2026-11-06T13:31:15","modified_gmt":"2026-11-06T12:31:15","slug":"retatrutide","status":"publish","type":"product","link":"https:\/\/nexxusbio.com\/en\/produkt\/retatrutide\/","title":{"rendered":"Retatrutide 4 mg \/ 10 mg \/ 20 mg"},"content":{"rendered":"<h2>Retatrutide 4 mg \/ 10 mg \/ 20 mg \u2013 lyophilized research peptide<\/h2>\n<p><strong>Retatrutide<\/strong>, also known by the research designation<br \/>\n<strong>LY3437943<\/strong>, is a synthetic peptide research material<br \/>\navailable in variants <strong>4 mg, 10 mg and 20 mg<\/strong>.<\/p>\n<p>The material is supplied in the form of lyophilized powder and is intended for<br \/>\nexclusively for scientific, analytical and laboratory work procedures<br \/>\nperformed under controlled conditions.<\/p>\n<p>In molecular research, Retatrutide is of particular interest.<br \/>\nin connection with interaction with the three receptor systems:<br \/>\n<strong>GIP receptor, GLP-1 receptor and glucagon receptor<\/strong>.<\/p>\n<p>The research context mentioned does not constitute a claim regarding health,<br \/>\nof a preventive, diagnostic or therapeutic effect specific to<br \/>\nResearch-grade product.<\/p>\n<h2>Technical specification of Retatrutide<\/h2>\n<div style=\"width: 100%; overflow-x: auto; margin: 20px 0;\">\n<table style=\"width: 100%; border-collapse: separate; border-spacing: 0; background-color: #eaf4ff; border: 1px solid #a9c9e8; border-radius: 10px; overflow: hidden;\">\n<tbody>\n<tr>\n<th style=\"width: 38%; padding: 12px 14px; text-align: left; vertical-align: top; background-color: #d8ebfc; border-right: 1px solid #a9c9e8; border-bottom: 1px solid #a9c9e8;\" scope=\"row\">Product name<\/th>\n<td style=\"padding: 12px 14px; border-bottom: 1px solid #a9c9e8;\">Retatrutide<\/td>\n<\/tr>\n<tr>\n<th style=\"padding: 12px 14px; text-align: left; vertical-align: top; background-color: #d8ebfc; border-right: 1px solid #a9c9e8; border-bottom: 1px solid #a9c9e8;\" scope=\"row\">Research designation<\/th>\n<td style=\"padding: 12px 14px; border-bottom: 1px solid #a9c9e8;\">LY3437943<\/td>\n<\/tr>\n<tr>\n<th style=\"padding: 12px 14px; text-align: left; vertical-align: top; background-color: #d8ebfc; border-right: 1px solid #a9c9e8; border-bottom: 1px solid #a9c9e8;\" scope=\"row\">Type of material<\/th>\n<td style=\"padding: 12px 14px; border-bottom: 1px solid #a9c9e8;\">Synthetic peptide research material<\/td>\n<\/tr>\n<tr>\n<th style=\"padding: 12px 14px; text-align: left; vertical-align: top; background-color: #d8ebfc; border-right: 1px solid #a9c9e8; border-bottom: 1px solid #a9c9e8;\" scope=\"row\">CAS number<\/th>\n<td style=\"padding: 12px 14px; border-bottom: 1px solid #a9c9e8;\">2381089-83-2<\/td>\n<\/tr>\n<tr>\n<th style=\"padding: 12px 14px; text-align: left; vertical-align: top; background-color: #d8ebfc; border-right: 1px solid #a9c9e8; border-bottom: 1px solid #a9c9e8;\" scope=\"row\">Available variants<\/th>\n<td style=\"padding: 12px 14px; border-bottom: 1px solid #a9c9e8;\"><strong>4 mg \/ 10 mg \/ 20 mg<\/strong><\/td>\n<\/tr>\n<tr>\n<th style=\"padding: 12px 14px; text-align: left; vertical-align: top; background-color: #d8ebfc; border-right: 1px solid #a9c9e8; border-bottom: 1px solid #a9c9e8;\" scope=\"row\">Form<\/th>\n<td style=\"padding: 12px 14px; border-bottom: 1px solid #a9c9e8;\">Lyophilized powder<\/td>\n<\/tr>\n<tr>\n<th style=\"padding: 12px 14px; text-align: left; vertical-align: top; background-color: #d8ebfc; border-right: 1px solid #a9c9e8; border-bottom: 1px solid #a9c9e8;\" scope=\"row\">Declared analytical purity<\/th>\n<td style=\"padding: 12px 14px; border-bottom: 1px solid #a9c9e8;\">According to the CoA, specific production batch<\/td>\n<\/tr>\n<tr>\n<th style=\"padding: 12px 14px; text-align: left; vertical-align: top; background-color: #d8ebfc; border-right: 1px solid #a9c9e8; border-bottom: 1px solid #a9c9e8;\" scope=\"row\">The receptor research context<\/th>\n<td style=\"padding: 12px 14px; border-bottom: 1px solid #a9c9e8;\">GIP, GLP-1 and glucagon receptor<\/td>\n<\/tr>\n<tr>\n<th style=\"padding: 12px 14px; text-align: left; vertical-align: top; background-color: #d8ebfc; border-right: 1px solid #a9c9e8; border-bottom: 1px solid #a9c9e8;\" scope=\"row\">Documentation<\/th>\n<td style=\"padding: 12px 14px; border-bottom: 1px solid #a9c9e8;\">Certificate of Analysis (CoA) according to specific batch<\/td>\n<\/tr>\n<tr>\n<th style=\"padding: 12px 14px; text-align: left; vertical-align: top; background-color: #d8ebfc; border-right: 1px solid #a9c9e8; border-bottom: 1px solid #a9c9e8;\" scope=\"row\">Storage<\/th>\n<td style=\"padding: 12px 14px; border-bottom: 1px solid #a9c9e8;\">According to the conditions stated on the label and in the documentation of the specific batch<\/td>\n<\/tr>\n<tr>\n<th style=\"padding: 12px 14px; text-align: left; vertical-align: top; background-color: #d8ebfc; border-right: 1px solid #a9c9e8; border-bottom: 1px solid #a9c9e8;\" scope=\"row\">Determination<\/th>\n<td style=\"padding: 12px 14px; border-bottom: 1px solid #a9c9e8;\">Scientific, analytical and laboratory research<\/td>\n<\/tr>\n<tr>\n<th style=\"padding: 12px 14px; text-align: left; vertical-align: top; background-color: #d8ebfc; border-right: 1px solid #a9c9e8;\" scope=\"row\">Use in humans or animals<\/th>\n<td style=\"padding: 12px 14px;\">Not intended for human or veterinary use<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<h2>Laboratory research context<\/h2>\n<p>Retatrutide can be used in controlled experimental conditions<br \/>\nto investigate synthetic peptide material in laboratory models<br \/>\nfocused on peptide chemistry, molecular characterization,<br \/>\nchromatographic properties and receptor interactions.<\/p>\n<p>In terms of mechanistic research, Retatrutide is characterized<br \/>\nby interaction with <strong>GIP, GLP-1 and the glucagon receptor system<\/strong>.<br \/>\nThese data describe the molecular and research context of the substance.<\/p>\n<p>Results obtained in cellular, preclinical or clinical studies<br \/>\nStudies cannot be automatically interpreted as a characteristic of a specific individual.<br \/>\ncommercially available research-grade batch.<\/p>\n<h2>Analytical characterization and specific batch<\/h2>\n<p>When evaluating research-grade material, it is necessary to distinguish<br \/>\nchromatographic purity, molecular identity, quantitative determination<br \/>\nquantity and stability. These are different analytical parameters.<\/p>\n<p>For a specific analyzed batch, CoA can, for example, state:<br \/>\n<strong>HPLC area purity 99.62 %<\/strong>. However, such an outcome<br \/>\napplies exclusively to the analyzed sample and the respective production batch<br \/>\nand it cannot be automatically transferred to all future batches or variants.<\/p>\n<p>Similarly, the quantitative result, for example analytically determined<br \/>\nThe amount of a specific 10 mg sample applies only to the respective analyzed substance.<br \/>\nthe sample and documentation to which the result was issued.<\/p>\n<h3>What does the dominant HPLC peak mean?<\/h3>\n<p>The dominant chromatographic peak may indicate a high proportion of the main component.<br \/>\nthe detected signal within the used HPLC method. The dominant signal itself<br \/>\nHowever, the peak <strong>does not confirm the absolute stability of the material nor the absence thereof<br \/>\nall possible degradation products<\/strong>.<\/p>\n<p>Identity, chromatographic purity, quantity and stability are represented<br \/>\nseparate analytical questions that need to be evaluated according to the methods used<br \/>\nmethod and documentation of the specific batch.<\/p>\n<h2>Retatrutide 4 mg, 10 mg and 20 mg<\/h2>\n<p>The product is available in three quantity variants:<\/p>\n<ul>\n<li><strong>Retatrutide 4 mg<\/strong>,<\/li>\n<li><strong>Retatrutide 10 mg<\/strong>,<\/li>\n<li><strong>Retatrutide 20 mg<\/strong>.<\/li>\n<\/ul>\n<p>The desired variant can be selected directly at the top of the product page.<br \/>\nsites. Analytical data and CoA must always be evaluated according to<br \/>\nthe specific production batch and the corresponding product variant.<\/p>\n<h2>Research-grade material and CoA<\/h2>\n<p>Results of published research on the molecule Retatrutide and results<br \/>\nThe analyses of a specific research-grade product represent two different things.<br \/>\ninformation levels.<\/p>\n<p>When evaluating a particular material, the following are particularly relevant:<\/p>\n<ul>\n<li>the identity of the analyzed substance,<\/li>\n<li>the number of the production batch,<\/li>\n<li>chromatographic purity,<\/li>\n<li>quantitative determination of quantity,<\/li>\n<li>the analytical method used,<\/li>\n<li>material form,<\/li>\n<li>storage conditions,<\/li>\n<li>traceability of the results to a specific sample.<\/li>\n<\/ul>\n<h2>Key features<\/h2>\n<ul>\n<li>synthetic peptide research material,<\/li>\n<li>available variants 4 mg, 10 mg and 20 mg,<\/li>\n<li>the research designation LY3437943,<\/li>\n<li>CAS number 2381089-83-2,<\/li>\n<li>lyophilized form,<\/li>\n<li>Research context of GIP, GLP-1 and the glucagon receptor,<\/li>\n<li>analytical documentation according to the specific production batch,<\/li>\n<li>exclusively for scientific, analytical and laboratory purposes.<\/li>\n<\/ul>\n<h2>Storage<\/h2>\n<p>Store the material in its original, properly sealed and labeled container<br \/>\nin packaging in accordance with the conditions specified on the label and in the analysis certificate<br \/>\nspecific production batch.<\/p>\n<p>Protect the product from direct light, moisture, and strong vibrations.<br \/>\ntemperature fluctuations. Documentation always takes precedence when storing.<br \/>\nand the indication of the specific batch in addition to the general recommendations.<\/p>\n<h2>Frequently asked questions<\/h2>\n<h3>What variants of Retatrutide are available?<\/h3>\n<p>The product is available in variants <strong>4 mg, 10 mg and 20 mg<\/strong>.<br \/>\nA specific variant can be selected directly on the product page.<\/p>\n<h3>What is Retatrutide?<\/h3>\n<p>Retatrutide is a synthetic peptide research material known<br \/>\nalso under the label <strong>LY3437943<\/strong>. In molecular research<br \/>\nIt is studied mainly in connection with GIP, GLP-1 and glucagon receptor<br \/>\nsystematically.<\/p>\n<h3>What is the CAS number of Retatrutide?<\/h3>\n<p>The CAS number of Retatrutide is <strong>2381089-83-2<\/strong>.<\/p>\n<h3>What is the purity of Retatrutide?<\/h3>\n<p>Analytical purity must be assessed according to the Certificate of Analysis<br \/>\nthe specific production batch. If the documentation for the specific batch states<br \/>\nfor example, HPLC area purity 99.62 %, this result applies only<br \/>\non the respective analyzed sample.<\/p>\n<h3>Does one dominant HPLC peak confirm the stability of the peptide?<\/h3>\n<p>No. The dominant chromatographic peak can describe a high proportion.<br \/>\nthe main detected signal within the used method, but by itself<br \/>\ndoes not confirm absolute stability nor the absence of all possible<br \/>\ndegradative products.<\/p>\n<h3>What is Retatrutide intended for?<\/h3>\n<p>The product is intended exclusively for scientific, analytical and laboratory use.<br \/>\nworking procedures carried out under controlled conditions.<\/p>\n<h3>Is the product intended for use in humans or animals?<\/h3>\n<p>No. The product is not intended for human or veterinary use,<br \/>\nfor consumption, application, diagnosis, prevention or treatment.<\/p>\n<h2>Warning<\/h2>\n<table style=\"width: 100%; border-collapse: separate; border-spacing: 0; margin: 20px 0; background-color: #fff7d6; border: 1px solid #e4cc70; border-radius: 10px; overflow: hidden;\">\n<tbody>\n<tr>\n<td style=\"padding: 18px 20px; color: #5f4b00; line-height: 1.65;\"><strong>\u26a0 Warning:<\/strong><br \/>\nThis product is intended exclusively for scientific, analytical<br \/>\nfor laboratory purposes. It is not a medicine, a dietary supplement,<br \/>\na medical device or a finished preparation intended<br \/>\nfor personal use. It is not intended for human or veterinary use.<br \/>\nuse, consumption, application, diagnosis, prevention or treatment.<br \/>\nThe information on this page describes exclusively technical parameters,<br \/>\nanalytical data and experimental research context of the material.<\/td>\n<\/tr>\n<\/tbody>\n<\/table>","protected":false},"excerpt":{"rendered":"<p><strong>Retatrutide 4 mg \/ 10 mg \/ 20 mg<\/strong> it is synthetic<br \/>\nresearch-grade peptide material supplied in a form<br \/>\n<strong>lyophilized powder<\/strong>. The product is available in three<br \/>\nQuantity variants: <strong>4 mg, 10 mg and 20 mg<\/strong>.<\/p>\n<p>Retatrutide, also known by the research designation<br \/>\n<strong>LY3437943<\/strong>, is studied in molecular research<br \/>\nin connection with receptor systems<br \/>\n<strong>GIP, GLP-1 and glucagon receptor<\/strong>.<\/p>\n<ul>\n<li><strong>Available variants:<\/strong> 4 mg \/ 10 mg \/ 20 mg<\/li>\n<li><strong>Form:<\/strong> lyophilized powder<\/li>\n<li><strong>CAS:<\/strong> 2381089-83-2<\/li>\n<li><strong>Research label:<\/strong> LY3437943<\/li>\n<li><strong>Documentation:<\/strong> CoA by specific batch<\/li>\n<li><strong>Designation:<\/strong> Research Use Only<\/li>\n<\/ul>\n<p><strong>Exclusively for scientific, analytical and laboratory purposes.<br \/>\nIt is not intended for human or veterinary use.<\/strong><\/p>\n<p><a style=\"display: inline-block; background-color: #3498db; color: #f1f1f1; padding: 10px 20px; text-decoration: none; border-radius: 5px; font-weight: bold;\" href=\"https:\/\/nexxusbio.com\/wp-content\/uploads\/2026\/10\/test-report-lyo-0514.pdf\" target=\"_blank\" rel=\"noopener\">\ud83d\udce5 Retatrutide 20mg (COA) <\/a><\/p>\n<p><a style=\"display: inline-block; background-color: #3498db; color: #f1f1f1; padding: 10px 20px; text-decoration: none; border-radius: 5px; font-weight: bold;\" href=\"https:\/\/nexxusbio.com\/wp-content\/uploads\/2026\/10\/test-report-124751.pdf\" target=\"_blank\" rel=\"noopener\">\ud83d\udce5 Retatrutide 10mg (COA) <\/a><\/p>\n<p><a style=\"display: inline-block; background-color: transparent; color: #2c3e50; padding: 10px 22px; text-decoration: none; border-radius: 4px; font-weight: bold; border: 2px solid #2c3e50;\" href=\"https:\/\/nexxusbio.com\/wp-content\/uploads\/2026\/08\/NexxusBio_Retatrutide_10-20mg_KBU_v1.0.pdf\" target=\"_blank\" rel=\"noopener\">\ud83d\udce5 Retatrutide 10-20mg (KB\u00da)<\/a><\/p>","protected":false},"featured_media":9874,"template":"","meta":[],"product_brand":[214],"product_cat":[165,211,160],"product_tag":[],"class_list":["post-9802","product","type-product","status-publish","has-post-thumbnail","product_brand-nexxus-bio","product_cat-vyskum-metabolickych-drah","product_cat-novinky","product_cat-peptidy","first","instock","sale","featured","shipping-taxable","purchasable","product-type-variable"],"_links":{"self":[{"href":"https:\/\/nexxusbio.com\/en\/wp-json\/wp\/v2\/product\/9802","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/nexxusbio.com\/en\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/nexxusbio.com\/en\/wp-json\/wp\/v2\/types\/product"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/nexxusbio.com\/en\/wp-json\/wp\/v2\/media\/9874"}],"wp:attachment":[{"href":"https:\/\/nexxusbio.com\/en\/wp-json\/wp\/v2\/media?parent=9802"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/nexxusbio.com\/en\/wp-json\/wp\/v2\/product_brand?post=9802"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/nexxusbio.com\/en\/wp-json\/wp\/v2\/product_cat?post=9802"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/nexxusbio.com\/en\/wp-json\/wp\/v2\/product_tag?post=9802"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}