{"id":32,"date":"2026-08-06T08:49:02","date_gmt":"2026-08-06T08:49:02","guid":{"rendered":"https:\/\/www.peptidelab.co.il\/product\/%d7%9e%d7%95%d7%a6%d7%a8-%d7%93%d7%95%d7%92%d7%9e%d7%94-08-demo-item-h-830\/"},"modified":"2026-10-30T12:43:02","modified_gmt":"2026-10-30T12:43:02","slug":"retatrutide-20","status":"publish","type":"product","link":"https:\/\/www.peptidelab.co.il\/en\/product\/retatrutide-20\/","title":{"rendered":"Retatrutide 20mg"},"content":{"rendered":"<p>Reta (Retatrutide) is the peptide everyone is talking about \u2014 the \u201cnext generation\u201d after semaglutide and tirzepatide. While earlier compounds work on one or two pathways, Reta works on three at once: GLP-1, GIP and glucagon. This vial contains 20mg of high-purity freeze-dried powder.<\/p>\n<h2>What does Reta offer?<\/h2>\n<ul>\n<li>Significant weight loss \u2014 a phase 2 clinical trial recorded an average loss of about 24% of body weight within 48 weeks, one of the highest results ever seen in the field.<\/li>\n<li>Appetite control \u2014 activating the GLP-1 and GIP pathways increases satiety and reduces hunger and cravings.<\/li>\n<li>Enhanced fat burning \u2014 the glucagon component boosts energy expenditure and fat breakdown, including liver fat.<\/li>\n<li>Better metabolic markers \u2014 trials observed improvements in blood sugar, blood pressure and blood lipids.<\/li>\n<\/ul>\n<h2>Retatrutide 20mg or 40mg?<\/h2>\n<p>Exactly the same molecule and the same purity \u2014 the only difference is the amount. 20mg suits those starting out or working with smaller quantities, and<a href=\"\/en\/product\/retatrutide-40\/\">Retatrutide 40mg<\/a> is better value for those who need a larger amount over time.<\/p>\n<h2>Why buy Reta from PeptideLab?<\/h2>\n<ul>\n<li>Purity above 99% \u2014 every batch is tested by an independent lab (Janoshik), and the certificate is shown on this page.<\/li>\n<li>Fast shipping \u2014 up to 3 business days, nationwide.<\/li>\n<li>Personal service \u2014 have a question? We are available on WhatsApp.<\/li>\n<li>Freeze-dried powder \u2014 stable and long-lasting.<\/li>\n<\/ul>\n<p>To reconstitute the powder you will need <a href=\"\/en\/product\/bac-water\/\">bacteriostatic water<\/a>, and you can easily work out the concentration with the<a href=\"\/en\/calculator\/\">reconstitution calculator<\/a>.<\/p>\n<h2>FAQ \u2014 Retatrutide 20mg<\/h2>\n<p><strong>What is Reta (Retatrutide)?<\/strong><br \/>A new-generation peptide (LY3437943) developed by Eli Lilly that acts on three receptors \u2014 GLP-1, GIP and glucagon \u2014 for weight loss and better metabolism. More in the<a href=\"\/en\/retatrutide\/\">full guide<\/a>.<\/p>\n<p><strong>What is the difference between 20mg and 40mg?<\/strong><br \/>Only the amount in the vial \u2014 same molecule, same purity. The<a href=\"\/en\/product\/retatrutide-40\/\">40mg<\/a> vial contains double the amount.<\/p>\n<p><strong>How do I reconstitute the powder?<\/strong><br \/>Add bacteriostatic water according to the desired concentration; for an exact calculation use the<a href=\"\/en\/calculator\/\">reconstitution calculator<\/a>.<\/p>\n<p><strong>Is Reta approved?<\/strong><br \/>No. It is currently in clinical research (phase 3) and is not approved for marketing as a drug \u2014 for research only.<\/p>\n<p><strong>Is there a lab test (COA)?<\/strong><br \/>Yes. See the lab-test panel on this page, and the <a href=\"\/en\/lab-tests\/\">lab tests<\/a> page for all products.<\/p>\n<p>To complete the protocol you can add <a href=\"\/en\/product\/bac-water\/\">bacteriostatic water<\/a> for reconstitution, and browse more<a href=\"\/en\/product-category\/peptides-weight-loss\/\">Weight-loss peptides<\/a> in the catalog.<\/p>\n<p>Want to dive into the science? All the studies are in the \u201cAdditional information\u201d tab and on<a href=\"https:\/\/pubmed.ncbi.nlm.nih.gov\/?term=retatrutide\" target=\"_blank\" rel=\"noopener\">PubMed<\/a>.<\/p>\n<p><em>Disclaimer: all products are intended for laboratory research only. Purchase is permitted from age 18 and up.<\/em><\/p>","protected":false},"excerpt":{"rendered":"<p>Reta (Retatrutide) \u2014 the next generation of weight-loss peptides. It works on three pathways at once (GLP-1, GIP and glucagon), and a phase 2 clinical trial recorded an average loss of about 24% of body weight. 20mg, purity above 99%. For research use only.<\/p>","protected":false},"featured_media":1194,"comment_status":"open","ping_status":"closed","template":"","meta":{"_joinchat":[]},"product_brand":[],"product_cat":[26,32],"product_tag":[],"class_list":["post-32","product","type-product","status-publish","has-post-thumbnail","product_cat-peptides","product_cat-peptides-weight-loss","first","instock","shipping-taxable","purchasable","product-type-simple"],"jetpack_sharing_enabled":true,"_links":{"self":[{"href":"https:\/\/www.peptidelab.co.il\/en\/wp-json\/wp\/v2\/product\/32","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.peptidelab.co.il\/en\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/www.peptidelab.co.il\/en\/wp-json\/wp\/v2\/types\/product"}],"replies":[{"embeddable":true,"href":"https:\/\/www.peptidelab.co.il\/en\/wp-json\/wp\/v2\/comments?post=32"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.peptidelab.co.il\/en\/wp-json\/wp\/v2\/media\/1194"}],"wp:attachment":[{"href":"https:\/\/www.peptidelab.co.il\/en\/wp-json\/wp\/v2\/media?parent=32"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/www.peptidelab.co.il\/en\/wp-json\/wp\/v2\/product_brand?post=32"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/www.peptidelab.co.il\/en\/wp-json\/wp\/v2\/product_cat?post=32"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/www.peptidelab.co.il\/en\/wp-json\/wp\/v2\/product_tag?post=32"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}