{"id":212,"date":"2026-08-13T10:59:19","date_gmt":"2026-08-13T10:59:19","guid":{"rendered":"https:\/\/www.peptidelab.co.il\/cutting-peptides\/"},"modified":"2026-08-17T18:18:53","modified_gmt":"2026-08-17T18:18:53","slug":"cutting-peptides","status":"publish","type":"post","link":"https:\/\/www.peptidelab.co.il\/en\/cutting-peptides\/","title":{"rendered":"Cutting and peptides: what the research really says"},"content":{"rendered":"<p>&quot;<strong>cutting<\/strong>\" \u2014 reducing body-fat percentage while preserving muscle mass \u2014 is a common goal in the fitness world. In recent years, interest in peptides in this context has been growing. What does the research actually say, and what is important to know before getting excited?<\/p>\n<p style=\"background:#eef3fa;border-inline-start:3px solid #1f6feb;border-radius:8px;padding:12px 16px;color:#3a4658;font-size:.95em;\">The information in this article is for educational purposes only and does not constitute medical advice or recommendation. All products on the site are intended for research only and are not intended for human or veterinary use.<\/p>\n<h2>What is \"cutting\"?<\/h2>\n<p>Cutting generally refers to a change in body composition \u2014 less fat and relatively more muscle mass. The foundation of any such process is nutrition and training; peptides are researched as an additional area of interest, not as a substitute for the work.<\/p>\n<h2>Which peptides are studied in the context of body composition?<\/h2>\n<ul>\n<li><strong>Metabolic pathway \/ GLP-1<\/strong> \u2014 such as <a href=\"\/en\/retatrutide\/\">Retatrutide<\/a>, which has been examined in the context of weight and energy balance.<\/li>\n<li><strong>Growth hormone pathway<\/strong> \u2014 such as <a href=\"\/en\/product\/cjc-ipamorelin\/\">CJC-1295 + Ipamorelin<\/a> and<a href=\"\/en\/product\/tesamorelin\/\">Tesamorelin<\/a>, which are studied in the context of lean body mass.<\/li>\n<\/ul>\n<figure class=\"pl-blog-img\" style=\"margin:24px auto;text-align:center;max-width:640px;\"><img decoding=\"async\" src=\"https:\/\/www.peptidelab.co.il\/wp-content\/uploads\/2026\/08\/retatrutide-research-vial-1024x1024.jpg\" alt=\"\u05d1\u05e7\u05d1\u05d5\u05e7\u05d5\u05df \u05e8\u05d8\u05d0\u05d8\u05e8\u05d5\u05d8\u05d9\u05d9\u05d3 \u05dc\u05de\u05d7\u05e7\u05e8\" loading=\"lazy\" style=\"max-width:100%;height:auto;border-radius:12px;box-shadow:0 3px 16px rgba(20,40,80,.10);\" \/><figcaption style=\"font-size:.85em;color:#5a6b82;margin-top:8px;\">Retatrutide \u2014 studied in the context of weight and energy balance<\/figcaption><\/figure>\n<h2>What the research shows \u2014 and what is still unknown<\/h2>\n<p>Some of the compounds have shown interesting results in trials, but it is worth being cautious: much of the research is still early, done under controlled conditions, and it is not always possible to draw sweeping conclusions from it. There are no shortcuts \u2014 these compounds are a field of research, not a \"magic solution\".<\/p>\n<h2>The foundation remains lifestyle<\/h2>\n<p>Even in the research world it is accepted that the factors most affecting body composition are nutrition, strength training and sleep. Peptides are examined as a possible addition for research only \u2014 and not as a replacement for these fundamentals.<\/p>\n<h2>Frequently asked questions<\/h2>\n<p><strong>Do peptides \"burn fat\"?<\/strong><br \/>Some of the pathways (such as glucagon) are studied in the context of energy expenditure, but this is a field of research and not a promise of a result.<\/p>\n<p><strong>Where is it best to start learning?<\/strong><br \/>From the guide to<a href=\"\/en\/retatrutide\/\">Retatrutide<\/a> and from <a href=\"\/en\/faq\/\">the FAQ page<\/a>.<\/p>\n<p>To view research peptides, go to<a href=\"\/\">the shop<\/a>.<\/p>\n<p><em>The information in this article is general and for educational purposes only and does not constitute medical advice. The products on the site are intended for research only and are not intended for human or veterinary use.<\/em><\/p>","protected":false},"excerpt":{"rendered":"<p>&quot;\u05d7\u05d9\u05d8\u05d5\u05d1&quot; \u2014 \u05d4\u05e4\u05d7\u05ea\u05ea \u05d0\u05d7\u05d5\u05d6 \u05d4\u05e9\u05d5\u05de\u05df \u05ea\u05d5\u05da \u05e9\u05de\u05d9\u05e8\u05d4 \u05e2\u05dc \u05de\u05e1\u05ea \u05e9\u05e8\u05d9\u05e8 \u2014 \u05d4\u05d5\u05d0 \u05de\u05d8\u05e8\u05d4 \u05e0\u05e4\u05d5\u05e6\u05d4 \u05d1\u05e2\u05d5\u05dc\u05dd \u05d4\u05db\u05d5\u05e9\u05e8. \u05d1\u05e9\u05e0\u05d9\u05dd \u05d4\u05d0\u05d7\u05e8\u05d5\u05e0\u05d5\u05ea \u05e2\u05d5\u05dc\u05d4 \u05e2\u05e0\u05d9\u05d9\u05df \u05d1\u05e4\u05e4\u05d8\u05d9\u05d3\u05d9\u05dd \u05d1\u05d4\u05e7\u05e9\u05e8 \u05d4\u05d6\u05d4. \u05de\u05d4 \u05d1\u05d0\u05de\u05ea \u05d0\u05d5\u05de\u05e8 \u05d4\u05de\u05d7\u05e7\u05e8, \u05d5\u05de\u05d4 \u05d7\u05e9\u05d5\u05d1 \u05dc\u05d3\u05e2\u05ea \u05dc\u05e4\u05e0\u05d9 \u05e9\u05de\u05ea\u05dc\u05d4\u05d1\u05d9\u05dd? \u05d4\u05de\u05d9\u05d3\u05e2 \u05d1\u05de\u05d0\u05de\u05e8 \u05d4\u05d5\u05d0 \u05dc\u05e6\u05d5\u05e8\u05db\u05d9 \u05dc\u05d9\u05de\u05d5\u05d3 \u05d1\u05dc\u05d1\u05d3 \u05d5\u05d0\u05d9\u05e0\u05d5 \u05de\u05d4\u05d5\u05d5\u05d4 \u05d9\u05d9\u05e2\u05d5\u05e5 \u05d0\u05d5 \u05d4\u05de\u05dc\u05e6\u05d4 \u05e8\u05e4\u05d5\u05d0\u05d9\u05ea. \u05db\u05dc \u05d4\u05de\u05d5\u05e6\u05e8\u05d9\u05dd \u05d1\u05d0\u05ea\u05e8 \u05de\u05d9\u05d5\u05e2\u05d3\u05d9\u05dd \u05dc\u05de\u05d7\u05e7\u05e8 \u05d1\u05dc\u05d1\u05d3 \u05d5\u05d0\u05d9\u05e0\u05dd \u05de\u05d9\u05d5\u05e2\u05d3\u05d9\u05dd \u05dc\u05e9\u05d9\u05de\u05d5\u05e9 \u05d0\u05e0\u05d5\u05e9\u05d9 \u05d0\u05d5 [&hellip;]<\/p>\n","protected":false},"author":0,"featured_media":218,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_jetpack_newsletter_access":"","_jetpack_dont_email_post_to_subs":false,"_jetpack_newsletter_tier_id":0,"_jetpack_memberships_contains_paywalled_content":false,"_jetpack_feature_clip_id":0,"_jetpack_memberships_contains_paid_content":false,"_joinchat":[],"footnotes":"","jetpack_post_was_ever_published":false},"categories":[42],"tags":[],"class_list":["post-212","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-sports"],"blocksy_meta":[],"jetpack_featured_media_url":"https:\/\/www.peptidelab.co.il\/wp-content\/uploads\/2026\/08\/tesamorelin-visceral-fat.jpg","jetpack_sharing_enabled":true,"_links":{"self":[{"href":"https:\/\/www.peptidelab.co.il\/en\/wp-json\/wp\/v2\/posts\/212","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.peptidelab.co.il\/en\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.peptidelab.co.il\/en\/wp-json\/wp\/v2\/types\/post"}],"replies":[{"embeddable":true,"href":"https:\/\/www.peptidelab.co.il\/en\/wp-json\/wp\/v2\/comments?post=212"}],"version-history":[{"count":1,"href":"https:\/\/www.peptidelab.co.il\/en\/wp-json\/wp\/v2\/posts\/212\/revisions"}],"predecessor-version":[{"id":223,"href":"https:\/\/www.peptidelab.co.il\/en\/wp-json\/wp\/v2\/posts\/212\/revisions\/223"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.peptidelab.co.il\/en\/wp-json\/wp\/v2\/media\/218"}],"wp:attachment":[{"href":"https:\/\/www.peptidelab.co.il\/en\/wp-json\/wp\/v2\/media?parent=212"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.peptidelab.co.il\/en\/wp-json\/wp\/v2\/categories?post=212"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.peptidelab.co.il\/en\/wp-json\/wp\/v2\/tags?post=212"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}