{"id":2990,"date":"2026-07-13T07:35:11","date_gmt":"2026-07-13T05:35:11","guid":{"rendered":"https:\/\/peptelia.com\/?page_id=2990"},"modified":"2026-10-12T14:16:26","modified_gmt":"2026-10-12T12:16:26","slug":"peptelia","status":"publish","type":"page","link":"https:\/\/peptelia.com\/en\/","title":{"rendered":"Buy research peptides \u2013 every batch COA-tested"},"content":{"rendered":"<style>@import url('https:\/\/fonts.googleapis.com\/css2?family=IBM+Plex+Mono:wght@400;500;600&display=swap');.page-id-2990 .entry-header,.page-id-2990 .page-header{display:none !important;}html body.page-id-2990 header,html body.page-id-2990 .site-header,html body.page-id-2990 .ekit-template-content-header,html body.page-id-2990 .botiga-header{display:block !important;}html body.page-id-2990 .site-footer,html body.page-id-2990 .ekit-template-content-footer{display:block !important;}.page-id-2990 .entry-content,.page-id-2990 .site-main,.page-id-2990 #primary,.page-id-2990 .content-area{margin:0 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0;border-top:1px solid #1B4C48;font-family:'IBM Plex Mono',monospace;font-size:12.5px;}.pd-data>div:first-child{border-top:0;padding-top:4px;}.pd-data span{color:#8AA09A;letter-spacing:.08em;text-transform:uppercase;font-size:10.5px;padding-top:2px;}.pd-data b{color:#8FE3C9;font-weight:400;text-align:right;}.pd-tools{background:#E8DFD2;display:grid;grid-template-columns:repeat(3,1fr);gap:1px;border:1px solid #E8DFD2;border-radius:3px;overflow:hidden;}.pd-tools a,.pd-tools>div{background:#FFFDFA;padding:24px;color:#10201F !important;transition:background .15s;display:flex;flex-direction:column;min-height:170px;}.pd-tools a:hover{background:#FFFBF5;}.pd-tools .ey{font-family:'IBM Plex Mono',monospace;font-size:10px;letter-spacing:.12em;text-transform:uppercase;color:#0C8F80;margin-bottom:10px;}.pd-tools h3{font-size:17px;font-weight:600;letter-spacing:-.015em;margin:0 0 7px;}.pd-tools p{font-size:13.5px;line-height:1.55;color:#4B4A44;margin:0;}.pd-perks{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;padding:104px 0;}.pd-perks>div{border-top:1px solid #E8DFD2;padding-top:16px;}.pd-perks b{display:block;font-size:14.5px;font-weight:600;margin-bottom:5px;}.pd-perks span{font-size:12.5px;color:#5E5A52;line-height:1.5;}.pd-seo{border-top:1px solid #E8DFD2;padding:44px 0 84px;}.pd-seo h2{font-size:17px;font-weight:600;margin:0 0 10px;}.pd-seo p{font-size:13.5px;line-height:1.7;color:#4B4A44;max-width:860px;text-wrap:pretty;}.pd-seo a{color:#0C8F80 !important;border-bottom:1px solid #D5CBBB;}.pd-seo a:hover{color:#086B60 !important;}@media(max-width:1000px){.pd .w{padding:0 24px;}.pd-hero .g,.pd-trust{grid-template-columns:1fr;gap:40px;}.pd-grid4,.pd-areas{grid-template-columns:repeat(2,1fr);}.pd-tools{grid-template-columns:repeat(2,1fr);}.pd-perks{grid-template-columns:repeat(2,1fr);}}@media(max-width:620px){.pd-topbar{justify-content:center;text-align:center;}.pd-hero{padding-top:48px;}.pd-hero .cta{flex-direction:column;align-items:stretch;}.pd-grid4,.pd-areas,.pd-tools,.pd-perks{grid-template-columns:1fr;}.pd-kpi{grid-template-columns:1fr;}.pd-kpi>div{border-left:0;padding-left:0;border-top:1px solid #EFE7DB;}.pd-trust{padding:36px 24px;}.pd-sec{padding-top:64px;}.pd-perks{padding:64px 0;}}<\/style><div class=\"pd\"><div class=\"pd-topbar\"><span>For research use only \u00b7 not for use in or on the human body<\/span><span><b>Next working day dispatch \u00b7 EU-wide shipping<\/b> &nbsp;\u00b7&nbsp; COA per batch \u00b7 HPLC &amp; UV\/Vis in our own laboratory<\/span><\/div><section class=\"pd-hero\"><div class=\"w\"><div class=\"g\"><div><div class=\"eyebrow\"><i><\/i>Research peptides \u00b7 COA-verified<\/div><h2 class=\"pep-claim\" style=\"font-size:clamp(44px,5.4vw,76px);font-weight:600;letter-spacing:-.038em;line-height:.95;margin:22px 0 24px;color:#10201f;text-wrap:balance\">Don&#8217;t trust. <em style=\"font-style:normal;color:#0c8f80;display:block\">Verify.<\/em><\/h2><p class=\"lead\">Research peptides with a certificate of analysis for every batch. HPLC and UV\/Vis tested in our own laboratory, shipped across the EU.<\/p><div class=\"cta\"><a class=\"btn btn-pri\" href=\"https:\/\/peptelia.com\/en\/shop\/\">View products<\/a><a class=\"btn btn-sec\" href=\"https:\/\/peptelia.com\/en\/product-quality-testing\/\">Quality &amp; COAs<\/a><\/div><div class=\"ship\">FREE SHIPPING FROM 100&nbsp;\u20ac \u00b7 EU-WIDE DELIVERY \u00b7 BAC WATER INCLUDED<\/div><div class=\"pd-kpi\"><div><b>&gt;99&nbsp;%<\/b><span>HPLC purity<\/span><\/div><div><b>100&nbsp;%<\/b><span>batches with COA<\/span><\/div><div><b>1&nbsp;working day<\/b><span>until dispatch<\/span><\/div><\/div><\/div><div class=\"card\"><div class=\"head\"><span>Research peptide \u00b7 GLP-3<\/span><b>COA available<\/b><\/div><div class=\"img\" style=\"background-image:url('https:\/\/peptelia.com\/wp-content\/uploads\/2026\/08\/peptelia-retatrutid-10mg-vial.png')\"><\/div><div class=\"body\"><h3>Retatrutide<\/h3><div class=\"spec\">5 | 10 | 15 | 20 mg \u00b7 GIP\/GLP-1\/Glucagon<\/div><div class=\"pr\">from 39,90 \u20ac <span style=\"font-weight:400;color:#968F84\">incl. VAT<\/span><\/div><a class=\"btn btn-acc\" href=\"https:\/\/peptelia.com\/en\/product-category\/metabolic-research\/retatrutide\/\">View product<\/a><\/div><\/div><\/div><\/div><\/section><section class=\"pd-gift\" style=\"padding:56px 0 0\"><div class=\"w\"><div style=\"background:#0E3B38;color:#fff;border-radius:3px;padding:28px 32px;display:flex;flex-wrap:wrap;gap:16px 40px;align-items:center;justify-content:space-between\"><div style=\"flex:1 1 420px;min-width:0\"><div style=\"font-family:'IBM Plex Mono',monospace;font-size:11px;letter-spacing:.13em;text-transform:uppercase;color:#8FE3C9;margin-bottom:8px\">Free gifts with your order<\/div><div style=\"font-size:22px;font-weight:600;line-height:1.3;color:#fff\">From \u20ac350: GHK-Cu 50 mg free \u00b7 from \u20ac500: plus 4\u00d7 Retatrutide 5 mg free<\/div><div style=\"font-size:13.5px;color:#B3C4BC;margin-top:6px\">Added to your cart automatically \u2013 order value after discounts, excluding shipping. Depending on availability, we may ship 1\u00d7 20 mg or 2\u00d7 10 mg Retatrutide instead of 4\u00d7 5 mg (same total amount).<\/div><\/div><a class=\"btn btn-inv\" href=\"https:\/\/peptelia.com\/en\/shop\/\">Go to shop \u2192<\/a><\/div><\/div><\/section><section class=\"pd-sec first\"><div class=\"w\"><div class=\"pd-shead\"><div><div class=\"eyebrow\"><i><\/i>Order with confidence<\/div><h2 class=\"s\">Peptides in research grade<\/h2><\/div><a class=\"tl\" href=\"https:\/\/peptelia.com\/en\/shop\/\">All products<\/a><\/div><div class=\"pd-grid4\"><a href=\"https:\/\/peptelia.com\/en\/product-category\/metabolic-research\/retatrutide\/\"><div class=\"img\" style=\"background-image:url('https:\/\/peptelia.com\/wp-content\/uploads\/2026\/08\/peptelia-retatrutid-10mg-vial.png')\"><\/div><div class=\"ey\">COA \u226599 %<\/div><h3>Retatrutide<\/h3><div class=\"spec\">5 | 10 | 15 | 20 mg \u00b7 GLP-3<\/div><div class=\"pr\">from 39,90 \u20ac<\/div><\/a><a href=\"https:\/\/peptelia.com\/en\/product-category\/regenerative-research\/bpc-157\/\"><div class=\"img\" style=\"background-image:url('https:\/\/peptelia.com\/wp-content\/uploads\/2026\/08\/bpc-157-10mg.png')\"><\/div><div class=\"ey\">COA \u226599 %<\/div><h3>BPC-157<\/h3><div class=\"spec\">10 mg \u00b7 pentadecapeptide<\/div><div class=\"pr\">39,90 \u20ac<\/div><\/a><a href=\"https:\/\/peptelia.com\/en\/product-category\/skin-cell-research\/ghk-cu\/\"><div class=\"img\" style=\"background-image:url('https:\/\/peptelia.com\/wp-content\/uploads\/2026\/08\/ghk-cu-100mg.png')\"><\/div><div class=\"ey\">COA \u226599 %<\/div><h3>GHK-Cu<\/h3><div class=\"spec\">50 | 70 | 100 mg \u00b7 copper peptide<\/div><div class=\"pr\">from 29,90 \u20ac<\/div><\/a><a href=\"https:\/\/peptelia.com\/en\/product-category\/regenerative-research\/tb-500\/\"><div class=\"img\" style=\"background-image:url('https:\/\/peptelia.com\/wp-content\/uploads\/2026\/08\/tb-500-10mg.png')\"><\/div><div class=\"ey\">COA \u226599 %<\/div><h3>TB-500<\/h3><div class=\"spec\">10 | 15 mg \u00b7 T\u03b24 fragment<\/div><div class=\"pr\">from 34,90 \u20ac<\/div><\/a><\/div><\/div><\/section><section class=\"pd-sec\"><div class=\"w\"><div class=\"pd-shead\"><div><div class=\"eyebrow\"><i><\/i>Range<\/div><h2 class=\"s\">Find the right research area<\/h2><\/div><\/div><div class=\"pd-areas\"><a href=\"https:\/\/peptelia.com\/en\/product-category\/metabolic-research\/\"><div class=\"ey\">GLP series \u00b7 AOD \u00b7 MOTS-C<\/div><h3>Metabolic research<\/h3><p>Incretin signalling pathways, energy metabolism and metabolic regulation in preclinical models.<\/p><b>View area \u2192<\/b><\/a><a href=\"https:\/\/peptelia.com\/en\/product-category\/regenerative-research\/\"><div class=\"ey\">TB-500 \u00b7 BPC-157 \u00b7 KPV<\/div><h3>Regenerative research<\/h3><p>Tissue organisation, cell migration and repair mechanisms in cell-biology studies.<\/p><b>View area \u2192<\/b><\/a><a href=\"https:\/\/peptelia.com\/en\/product-category\/neurocognitive-research\/\"><div class=\"ey\">Semax \u00b7 Selank \u00b7 DSIP<\/div><h3>Neurocognitive research<\/h3><p>Neuronal signalling pathways, stress regulation and central nervous system processes in laboratory models.<\/p><b>View area \u2192<\/b><\/a><a href=\"https:\/\/peptelia.com\/en\/product-category\/skin-cell-research\/\"><div class=\"ey\">GHK-Cu \u00b7 AHK-Cu \u00b7 NAD+<\/div><h3>Skin &amp; cell research<\/h3><p>Copper peptides, cellular energy and dermatological models in basic research.<\/p><b>View area \u2192<\/b><\/a><\/div><\/div><\/section><section class=\"pd-sec pd-film-sec\"><div class=\"w\"><div class=\"pd-film\" style=\"display:flex;flex-wrap:wrap;align-items:center;gap:32px 56px\"><div style=\"flex:1 1 320px;min-width:0\"><div class=\"eyebrow\">Brand film<\/div><h2 class=\"s\">The hummingbird stands for transformation<\/h2><p style=\"font-size:15.5px;line-height:1.65;color:#4B4A44;margin:8px 0 22px;max-width:44ch\">Grey turns to colour, stillness turns to movement. Our hummingbird stands for change, and for the idea that change begins with the first light.<\/p><a href=\"https:\/\/peptelia.com\/en\/product-quality-testing\/\" style=\"font-size:14.5px;font-weight:600;color:#0C8F80\">How we test every batch \u2192<\/a><p style=\"font-size:12.5px;line-height:1.5;color:#8A867C;margin:18px 0 0\">The hummingbird and the name Pept\u00e9lia are registered trademarks.<\/p><\/div><div style=\"flex:1.4 1 420px;min-width:0\"><video controls playsinline preload=\"none\" width=\"1280\" height=\"720\" poster=\"https:\/\/peptelia.com\/wp-content\/uploads\/2026\/10\/peptelia-markenfilm-poster.jpg\" style=\"display:block;width:100%;height:auto;border-radius:3px;border:1px solid #E8DFD2;background:#0E3B38\"><source src=\"https:\/\/peptelia.com\/wp-content\/uploads\/2026\/10\/Peptelia.mp4\" type=\"video\/mp4\"><\/video><\/div><\/div><\/div><\/section><section class=\"pd-sec\"><div class=\"w\"><div class=\"pd-trust\"><div><div class=\"ey\">Lab analysis per batch<\/div><h2>Every batch tested in the laboratory.<\/h2><p>We carry out all analyses in our own laboratory: HPLC for identity and purity, UV\/Vis spectroscopy for content. The certificate is clearly assigned to the batch and can be viewed before ordering.<\/p><div class=\"cta\"><a class=\"btn btn-inv\" href=\"https:\/\/peptelia.com\/en\/product-quality-testing\/\">Quality &amp; lab testing<\/a><a class=\"ghost\" href=\"https:\/\/peptelia.com\/en\/your-coa-guide\/\">Reading a COA correctly<\/a><\/div><\/div><div class=\"pd-data\"><div><span>Testing<\/span><b>Own laboratory \u00b7 batch-level<\/b><\/div><div><span>Methods<\/span><b>HPLC &amp; UV\/Vis spectroscopy<\/b><\/div><div><span>Assignment<\/span><b>COA per batch<\/b><\/div><div><span>Shipping<\/span><b>EU-wide \u00b7 next working day<\/b><\/div><div><span>Use<\/span><b>Research Use Only<\/b><\/div><\/div><\/div><\/div><\/section><section class=\"pd-sec\"><div class=\"w\"><div class=\"pd-shead\"><div><div class=\"eyebrow\"><i><\/i>Tools &amp; knowledge<\/div><h2 class=\"s\">Resources for your research<\/h2><\/div><\/div><div class=\"pd-tools\"><div><div class=\"ey\">Tool<\/div><h3>Research configurator<\/h3><p>Put together suitable peptides and bundles in a few steps.<\/p><\/div><a href=\"https:\/\/peptelia.com\/en\/your-coa-guide\/\"><div class=\"ey\">Guide<\/div><h3>COA guide<\/h3><p>Reading certificates of analysis correctly: identity, purity, batch assignment.<\/p><\/a><div><div class=\"ey\">Reference<\/div><h3>Peptide library<\/h3><p>Profiles of every molecule in the range \u2014 from retatrutide to selank.<\/p><\/div><div><div class=\"ey\">Guide<\/div><h3>Storing peptides correctly<\/h3><p>Stability, temperature and shelf life in a laboratory context.<\/p><\/div><div><div class=\"ey\">Fundamentals<\/div><h3>What are peptides?<\/h3><p>Structure, classes and relevance for research.<\/p><\/div><div><div class=\"ey\">PDF<\/div><h3>Peptide guide<\/h3><p>The compact introductory guide as a free PDF.<\/p><\/div><\/div><\/div><\/section><div class=\"w\"><div class=\"pd-perks\"><div><b>EU-wide shipping<\/b><span>Dispatched the next working day, free shipping from 100 \u20ac.<\/span><\/div><div><b>Discreet packaging<\/b><span>Neutral and inconspicuous, with no indication of the contents.<\/span><\/div><div><b>COA for every batch<\/b><span>HPLC and UV\/Vis tested in our own laboratory.<\/span><\/div><div><b>Email support<\/b><span>Product and order questions by email.<\/span><\/div><\/div><\/div><section class=\"pd-seo\"><div class=\"w\"><h2>Buying peptides from Pept\u00e9lia \u2014 COA-tested research grade<\/h2><p>Pept\u00e9lia supplies research peptides with a batch-specific certificate of analysis from its own laboratory: <a href=\"https:\/\/peptelia.com\/en\/product-category\/metabolic-research\/retatrutide\/\">Retatrutide<\/a>, <a href=\"https:\/\/peptelia.com\/en\/product-category\/regenerative-research\/tb-500\/\">TB-500<\/a>, <a href=\"https:\/\/peptelia.com\/en\/product-category\/regenerative-research\/bpc-157\/\">BPC-157<\/a>, <a href=\"https:\/\/peptelia.com\/en\/product-category\/skin-cell-research\/ghk-cu\/\">GHK-Cu<\/a>, <a href=\"https:\/\/peptelia.com\/en\/product-category\/neurocognitive-research\/semax\/\">Semax<\/a> and <a href=\"https:\/\/peptelia.com\/en\/product-category\/neurocognitive-research\/selank\/\">Selank<\/a>. Fundamentals in the guides: What are peptides?, storing peptides correctly and the legal framework for research material. All products are for research purposes only.<\/p><\/div><\/section><\/div><script type=\"application\/ld+json\">{\"@context\":\"https:\/\/schema.org\",\"@type\":\"Organization\",\"@id\":\"https:\/\/peptelia.com\/#organization\",\"name\":\"Pept\u00e9lia\",\"alternateName\":\"Peptelia\",\"url\":\"https:\/\/peptelia.com\/\",\"email\":\"info@peptelia.com\",\"address\":{\"@type\":\"PostalAddress\",\"streetAddress\":\"47 rue Vivienne\",\"postalCode\":\"75002\",\"addressLocality\":\"Paris\",\"addressRegion\":\"\u00cele-de-France\",\"addressCountry\":\"FR\"},\"location\":{\"@type\":\"Place\",\"name\":\"Pept\u00e9lia\",\"address\":{\"@type\":\"PostalAddress\",\"streetAddress\":\"47 rue Vivienne\",\"postalCode\":\"75002\",\"addressLocality\":\"Paris\",\"addressCountry\":\"FR\"}},\"contactPoint\":[{\"@type\":\"ContactPoint\",\"contactType\":\"customer support\",\"email\":\"info@peptelia.com\",\"availableLanguage\":[\"de\",\"fr\",\"en\"],\"hoursAvailable\":{\"@type\":\"OpeningHoursSpecification\",\"dayOfWeek\":[\"Monday\",\"Tuesday\",\"Wednesday\",\"Thursday\",\"Friday\"],\"opens\":\"09:00\",\"closes\":\"17:00\"}}],\"areaServed\":[{\"@type\":\"Country\",\"name\":\"DE\"},{\"@type\":\"Country\",\"name\":\"AT\"},{\"@type\":\"Country\",\"name\":\"FR\"},{\"@type\":\"Country\",\"name\":\"IT\"}]}<\/script>\n","protected":false},"excerpt":{"rendered":"<p>For research use only \u00b7 not for use in or on the human bodyNext working day dispatch \u00b7 EU-wide shipping &nbsp;\u00b7&nbsp; COA per batch \u00b7 HPLC &amp; UV\/Vis in our [&hellip;]<\/p>\n","protected":false},"author":2,"featured_media":0,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"_templately_pack_id":"","_templately_imported_at":"","_templately_source":"","_templately_import_session_id":"","footnotes":""},"class_list":["post-2990","page","type-page","status-publish","hentry"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v28.6 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Buy Research Peptides \u2013 Every Batch COA-Tested | Pept\u00e9lia<\/title>\n<meta name=\"description\" content=\"Buy research peptides with a batch-specific COA from our own lab: HPLC and UV\/Vis tested, purity &gt;99 %, shipped from Germany. 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