{"title":"Growth Hormone Research Peptides","description":"\u003cp\u003eGHRH analogues and ghrelin-receptor agonists used in growth hormone secretagogue research: CJC-1295 without DAC (Mod GRF 1-29), Ipamorelin and Tesamorelin. Every product page shows its certificate of analysis, with HPLC purity of 99% or higher and identity confirmed by mass spectrometry.\u003c\/p\u003e\n\n\u003ch2\u003eGrowth hormone secretagogue peptides for UK research\u003c\/h2\u003e\n\u003cp\u003eThis collection covers the two main classes of peptide used in growth hormone secretagogue research: GHRH analogues, which act on the growth-hormone-releasing hormone receptor, and ghrelin-receptor agonists. All are supplied as lyophilised powder in sealed, batch-labelled glass vials.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003ca href=\"\/products\/cjc-1295-no-dac\"\u003eCJC-1295 (no DAC)\u003c\/a\u003e (2mg): also known as Mod GRF 1-29, a modified 29-amino-acid GHRH analogue without the drug affinity complex.\u003c\/li\u003e\n\u003cli\u003e\n\u003ca href=\"\/products\/ipamorelin\"\u003eIpamorelin\u003c\/a\u003e (5mg): a pentapeptide ghrelin-receptor agonist studied for its receptor selectivity.\u003c\/li\u003e\n\u003cli\u003e\n\u003ca href=\"\/products\/tesamorelin\"\u003eTesamorelin\u003c\/a\u003e (5mg): a stabilised GHRH analogue used in receptor and signalling research.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eWho these peptides are for\u003c\/h2\u003e\n\u003cp\u003eThese products are for in-vitro and laboratory research by qualified researchers only. They are not medicines and are not for human or veterinary use.\u003c\/p\u003e\n\n\u003ch2\u003eWhy researchers choose Absolute Peptides\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eCertificate on every product page\u003c\/strong\u003e showing HPLC purity and mass spec identity for the current batch.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e99%+ purity\u003c\/strong\u003e across our current stock.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUK stocked\u003c\/strong\u003e with tracked UK delivery, free over £100.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMix and match bulk savings:\u003c\/strong\u003e 10% off 3 vials, 15% off 5 and 20% off 10.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eFrequently asked questions\u003c\/h2\u003e\n\u003ch3\u003eWhat does \"no DAC\" mean?\u003c\/h3\u003e\n\u003cp\u003eDAC stands for drug affinity complex, a chemical addition that extends a peptide's half-life. CJC-1295 without DAC is the unmodified Mod GRF 1-29 sequence.\u003c\/p\u003e\n\u003ch3\u003eWhat is the difference between a GHRH analogue and a ghrelin-receptor agonist?\u003c\/h3\u003e\n\u003cp\u003eThey act on different receptors. GHRH analogues such as CJC-1295 and Tesamorelin target the GHRH receptor, while Ipamorelin targets the ghrelin receptor (GHS-R1a).\u003c\/p\u003e\n\u003ch3\u003eHow should these peptides be stored?\u003c\/h3\u003e\n\u003cp\u003eKeep lyophilised vials at 2–8°C, or at −20°C for long-term storage, away from light and moisture.\u003c\/p\u003e\n\n\u003cp\u003eBrowse our full range of \u003ca href=\"\/collections\/research-peptides\"\u003eUK research peptides\u003c\/a\u003e, or see \u003ca href=\"\/collections\/tissue-repair-research-peptides\"\u003etissue-repair research peptides\u003c\/a\u003e and \u003ca href=\"\/collections\/mitochondrial-longevity-research\"\u003emitochondrial and longevity research\u003c\/a\u003e.\u003c\/p\u003e\n\n\u003cp\u003e\u003cem\u003eFor laboratory research use only. Not for human or veterinary use.\u003c\/em\u003e\u003c\/p\u003e","products":[{"product_id":"cjc-1295-no-dac","title":"CJC-1295 2mg (no DAC)","description":"\u003cp\u003eCJC-1295 without DAC, also called Mod GRF (1-29), is a modified analogue of the first 29 amino acids of growth hormone-releasing hormone (GHRH). Four amino-acid substitutions give it greater stability than the native sequence in the lab. It is supplied as a lyophilised powder in a 2mg vial.\u003c\/p\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompound:\u003c\/strong\u003e CJC-1295 without DAC (Mod GRF 1-29)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSequence:\u003c\/strong\u003e Tyr-D-Ala-Asp-Ala-Ile-Phe-Thr-Gln-Ser-Tyr-Arg-Lys-Val-Leu-Ala-Gln-Leu-Ser-Ala-Arg-Lys-Leu-Leu-Gln-Asp-Ile-Leu-Ser-Arg-NH2\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMolecular formula:\u003c\/strong\u003e C152H252N44O42\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMolecular weight:\u003c\/strong\u003e 3367.97 g\/mol\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCAS number:\u003c\/strong\u003e 863288-34-0\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAppearance:\u003c\/strong\u003e White lyophilised powder\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePack:\u003c\/strong\u003e 2mg in a sealed glass vial\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStorage:\u003c\/strong\u003e Store at 2–8°C, or at −20°C for long-term storage, sealed, dry and away from light\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eResearch context\u003c\/h3\u003e\u003cp\u003eAs a GHRH analogue, CJC-1295 (no DAC) is used in research on the GHRH receptor and growth hormone secretion. It is often studied alongside ghrelin-receptor agonists such as \u003ca href=\"\/products\/ipamorelin\"\u003eIpamorelin\u003c\/a\u003e, since the two act on different receptors. \"No DAC\" means it lacks the drug affinity complex that extends the half-life of CJC-1295 with DAC.\u003c\/p\u003e\u003ch3\u003eQuality and testing\u003c\/h3\u003e\u003cp\u003eEach batch comes with the manufacturer's certificate of analysis. This batch (certificate 026-C82-TSX) tested at 99.02% purity by HPLC, with identity confirmed by mass spectrometry, a peptide content of 84.8% and a mass balance of 98.03%. The full lab results are shown below, with the certificate to download.\u003c\/p\u003e\u003ch3\u003eDelivery\u003c\/h3\u003e\u003cp\u003eOrders ship by Royal Mail: Tracked 48 (£3.99), Tracked 24 (£4.99) or Special Delivery guaranteed by 1pm (£10.99), with free Tracked 48 on UK orders of £100 or more. Mix and match any peptides for bulk savings: 10% off 3 vials, 15% off 5 and 20% off 10.\u003c\/p\u003e\u003ch3\u003eFAQs\u003c\/h3\u003e\u003cp\u003e\u003cstrong\u003eWhat purity is this batch?\u003c\/strong\u003e\u003cbr\u003eThe current batch of CJC-1295 (no DAC) tested at 99.02% by HPLC, with identity confirmed by mass spectrometry. The full certificate of analysis, number 026-C82-TSX, is shown below and can be downloaded.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eWhat is the difference between CJC-1295 with and without DAC?\u003c\/strong\u003e\u003cbr\u003eDAC (drug affinity complex) is a chemical group that binds albumin and greatly extends the peptide's half-life. This product is the version without DAC, also known as Mod GRF (1-29). We do not currently stock CJC-1295 with DAC.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eHow should it be stored?\u003c\/strong\u003e\u003cbr\u003eKeep the sealed vial at 2–8°C for short-term storage or at −20°C for long-term storage, away from light and moisture. Let a cold vial reach room temperature before opening it.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eIs this the same as CJC1295?\u003c\/strong\u003e\u003cbr\u003eYes. CJC-1295 (no DAC) is also written or searched for as CJC1295, CJC 1295, CJC-1295 without DAC, Mod GRF 1-29 or modified GRF (1-29). All of these names refer to this GHRH analogue.\u003c\/p\u003e\u003cp\u003eSee more in \u003ca href=\"\/collections\/growth-hormone-research-peptides\"\u003egrowth hormone research peptides\u003c\/a\u003e.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eFor laboratory research use only.\u003c\/strong\u003e Not a medicine. Not for human or veterinary use, and not for use in food, drugs, cosmetics or household products. Sold to qualified researchers who confirm research use at checkout.\u003c\/p\u003e","brand":"Absolute Peptides","offers":[{"title":"2mg","offer_id":55329809301831,"sku":"AP-CJC1295-2","price":17.99,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1014\/3806\/2919\/files\/absolute-peptides-cjc-1295-no-dac.png?v=1791987938"},{"product_id":"ipamorelin","title":"Ipamorelin 5mg","description":"\u003cp\u003eIpamorelin is a synthetic pentapeptide that acts as a ghrelin-receptor (GHS-R1a) agonist. It is selective in receptor assays, which makes it a common reference compound in growth hormone secretagogue research. It is supplied as a lyophilised powder in a 5mg vial.\u003c\/p\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompound:\u003c\/strong\u003e Ipamorelin\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSequence:\u003c\/strong\u003e Aib-His-D-2-Nal-D-Phe-Lys-NH2\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMolecular formula:\u003c\/strong\u003e C38H49N9O5\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMolecular weight:\u003c\/strong\u003e 711.85 g\/mol\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCAS number:\u003c\/strong\u003e 170851-70-4\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAppearance:\u003c\/strong\u003e White lyophilised powder\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePack:\u003c\/strong\u003e 5mg in a sealed glass vial\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStorage:\u003c\/strong\u003e Store at 2–8°C, or at −20°C for long-term storage, sealed, dry and away from light\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eResearch context\u003c\/h3\u003e\u003cp\u003eIpamorelin is studied as a selective growth hormone secretagogue: in receptor and animal studies it triggers growth hormone release with little effect on other pituitary hormones such as ACTH and cortisol. It is often researched alongside GHRH analogues such as \u003ca href=\"\/products\/cjc-1295-no-dac\"\u003eCJC-1295 (no DAC)\u003c\/a\u003e, which act on a different receptor.\u003c\/p\u003e\u003ch3\u003eQuality and testing\u003c\/h3\u003e\u003cp\u003eEach batch comes with the manufacturer's certificate of analysis. This batch (certificate 026-I81-TSX) tested at 99.41% purity by HPLC, with identity confirmed by mass spectrometry and a peptide content of 81.2%. The full lab results are shown below, with the certificate to download.\u003c\/p\u003e\u003ch3\u003eDelivery\u003c\/h3\u003e\u003cp\u003eOrders ship by Royal Mail: Tracked 48 (£3.99), Tracked 24 (£4.99) or Special Delivery guaranteed by 1pm (£10.99), with free Tracked 48 on UK orders of £100 or more. Mix and match any peptides for bulk savings: 10% off 3 vials, 15% off 5 and 20% off 10.\u003c\/p\u003e\u003ch3\u003eFAQs\u003c\/h3\u003e\u003cp\u003e\u003cstrong\u003eWhat purity is this batch?\u003c\/strong\u003e\u003cbr\u003eThe current batch of Ipamorelin tested at 99.41% by HPLC, with identity confirmed by mass spectrometry. The full certificate of analysis, number 026-I81-TSX, is shown below and can be downloaded.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eWhich receptor does Ipamorelin act on?\u003c\/strong\u003e\u003cbr\u003eThe growth hormone secretagogue receptor (GHS-R1a), also known as the ghrelin receptor.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eHow should it be stored?\u003c\/strong\u003e\u003cbr\u003eKeep the sealed vial at 2–8°C for short-term storage or at −20°C for long-term storage, away from light and moisture. Let a cold vial reach room temperature before opening it.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eIs this the same as Ipamorelin acetate?\u003c\/strong\u003e\u003cbr\u003eYes. Ipamorelin is also written or searched for as Ipamorelin acetate, Ipamoreline or Ipam. All of these names refer to this pentapeptide.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eCan I buy Ipamorelin in the UK?\u003c\/strong\u003e\u003cbr\u003eYes. Absolute Peptides supplies Ipamorelin 5mg from UK stock for laboratory research, with tracked Royal Mail delivery and the batch certificate of analysis on this page. Buyers confirm research use at checkout.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eIs Ipamorelin for sale with a certificate of analysis?\u003c\/strong\u003e\u003cbr\u003eYes. Every vial is from a batch with its own certificate showing HPLC purity and mass spectrometry identity, shown on this page.\u003c\/p\u003e\u003cp\u003eSee more compounds in \u003ca href=\"\/collections\/growth-hormone-research-peptides\"\u003egrowth hormone research peptides\u003c\/a\u003e.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eFor laboratory research use only.\u003c\/strong\u003e Not a medicine. Not for human or veterinary use, and not for use in food, drugs, cosmetics or household products. Sold to qualified researchers who confirm research use at checkout.\u003c\/p\u003e","brand":"Absolute Peptides","offers":[{"title":"5mg","offer_id":55329809760583,"sku":"AP-IPA-5","price":21.99,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1014\/3806\/2919\/files\/absolute-peptides-ipamorelin.png?v=1791987938"},{"product_id":"tesamorelin","title":"Tesamorelin 5mg","description":"\u003cp\u003eTesamorelin is a 44-amino-acid analogue of growth hormone-releasing hormone (GHRH), modified at the N-terminus with a trans-3-hexenoyl group for added stability. It is a reference compound for GHRH-receptor research and is supplied as a lyophilised powder in a 5mg vial.\u003c\/p\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompound:\u003c\/strong\u003e Tesamorelin\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLength:\u003c\/strong\u003e 44 amino acids, N-terminal trans-3-hexenoyl group\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMolecular formula:\u003c\/strong\u003e C221H366N72O67S\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMolecular weight:\u003c\/strong\u003e 5135.78 g\/mol\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCAS number:\u003c\/strong\u003e 218949-48-5\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAppearance:\u003c\/strong\u003e White lyophilised powder\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePack:\u003c\/strong\u003e 5mg in a sealed glass vial\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStorage:\u003c\/strong\u003e Store at 2–8°C, or at −20°C for long-term storage, sealed, dry and away from light\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eResearch context\u003c\/h3\u003e\u003cp\u003eTesamorelin binds the GHRH receptor and is used in research on growth hormone secretion and the GH\/IGF-1 axis. Its N-terminal modification protects it from breakdown by the enzyme DPP-4, which is why it is more stable than native GHRH. It is often compared with shorter GHRH analogues such as \u003ca href=\"\/products\/cjc-1295-no-dac\"\u003eCJC-1295\u003c\/a\u003e.\u003c\/p\u003e\u003ch3\u003eQuality and testing\u003c\/h3\u003e\u003cp\u003eEach batch comes with the manufacturer's certificate of analysis. This batch (certificate 026-T82-TSX) tested at 99.06% purity by HPLC, with identity confirmed by mass spectrometry, a peptide content of 82.1% and a mass balance of 97.74%. The full lab results are shown below, with the certificate to download.\u003c\/p\u003e\u003ch3\u003eDelivery\u003c\/h3\u003e\u003cp\u003eOrders ship by Royal Mail: Tracked 48 (£3.99), Tracked 24 (£4.99) or Special Delivery guaranteed by 1pm (£10.99), with free Tracked 48 on UK orders of £100 or more. Mix and match any peptides for bulk savings: 10% off 3 vials, 15% off 5 and 20% off 10.\u003c\/p\u003e\u003ch3\u003eFAQs\u003c\/h3\u003e\u003cp\u003e\u003cstrong\u003eWhat purity is this batch?\u003c\/strong\u003e\u003cbr\u003eThe current batch of Tesamorelin tested at 99.06% by HPLC, with identity confirmed by mass spectrometry. The full certificate of analysis, number 026-T82-TSX, is shown below and can be downloaded.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eHow is Tesamorelin different from native GHRH?\u003c\/strong\u003e\u003cbr\u003eIt carries a trans-3-hexenoyl group on its N-terminus, which protects it from enzymatic breakdown and makes it more stable in the lab.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eHow should it be stored?\u003c\/strong\u003e\u003cbr\u003eKeep the sealed vial at 2–8°C for short-term storage or at −20°C for long-term storage, away from light and moisture. Let a cold vial reach room temperature before opening it.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eIs this the same as Tesamorelin acetate?\u003c\/strong\u003e\u003cbr\u003eYes. Tesamorelin is also written or searched for as Tesamorelin acetate, TH9507 or Tesamorelin peptide. All of these names refer to this GHRH analogue.\u003c\/p\u003e\u003cp\u003eSee more in \u003ca href=\"\/collections\/growth-hormone-research-peptides\"\u003egrowth hormone research peptides\u003c\/a\u003e.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eFor laboratory research use only.\u003c\/strong\u003e Not a medicine. Not for human or veterinary use, and not for use in food, drugs, cosmetics or household products. Sold to qualified researchers who confirm research use at checkout.\u003c\/p\u003e","brand":"Absolute Peptides","offers":[{"title":"5mg","offer_id":55329810252103,"sku":"AP-TESA-5","price":36.99,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1014\/3806\/2919\/files\/absolute-peptides-tesamorelin.png?v=1791987936"}],"url":"https:\/\/absolutepeptides.uk\/collections\/growth-hormone-research-peptides.oembed","provider":"Absolute Peptides","version":"1.0","type":"link"}