{"id":12113,"date":"2026-02-23T18:43:05","date_gmt":"2026-02-23T17:43:05","guid":{"rendered":"https:\/\/pepticoreaminos.net\/?post_type=product&#038;p=12113"},"modified":"2026-06-04T15:49:55","modified_gmt":"2026-06-04T13:49:55","slug":"ahk-cu-peptide","status":"publish","type":"product","link":"https:\/\/pepticoreaminos.net\/en\/product\/ahk-cu-peptide\/","title":{"rendered":"AHK-cu 100mg"},"content":{"rendered":"<h2>AHK-Cu \u2013 Copper peptide for skin regeneration and hair-growth research<\/h2>\n<p class=\"translation-block\"><strong>AHK-Cu (Alanine\u2013Histidine\u2013Lysine, complexed with copper)<\/strong> is a short-chain <strong>bioactive peptide<\/strong> in which a <strong>copper ion (Cu<sup>2+<\/sup>)<\/strong> is coordinated to the tripeptide sequence <em>Alanine\u2013Histidine\u2013Lysine<\/em>. Naturally present in the blood of most mammals, it plays a significant role in regulating the <strong>growth<\/strong>, <strong>development<\/strong>, and <strong>apoptosis<\/strong> of vascular endothelial cells \u2014 the cells that line the inner surface of blood vessels. For this reason, it is often referred to as \u201c<strong>copper AHK<\/strong>\u201d and has become a subject of growing interest in advanced cosmetology and <strong>trichological research<\/strong> for its potential to improve skin quality and promote hair growth.<\/p>\n<hr \/>\n<h3>Sequence and Chemical Properties<\/h3>\n<p class=\"translation-block\"><strong>Sequenza (codice a tre lettere):<\/strong> Ala\u2013His\u2013Lys\u2013Cu<br>\r\n<strong>Formula molecolare:<\/strong> C<sub>15<\/sub>H<sub>25<\/sub>CuN<sub>6<\/sub>O<sub>4<\/sub><br>\r\n<strong>Peso molecolare:<\/strong> 416,9 g\/mol<\/p>\n<p class=\"translation-block\">In the <strong>AHK-Cu<\/strong> complex, the copper atom is coordinated with the <strong>nitrogen groups<\/strong> present in the peptide chain, particularly between the alanine and histidine residues, stabilizing the conformation and imparting distinctive <strong>pro-regenerative<\/strong> and <strong>antioxidant<\/strong> properties to the peptide. This architecture allows the complex to interact with skin and vascular cells, modulating key signals involved in the <strong>extracellular matrix synthesis<\/strong> and <strong>neoangiogenesis<\/strong>.<\/p>\n<hr \/>\n<h3>Research Applications<\/h3>\n<p class=\"translation-block\">The primary interest in <strong>AHK-Cu<\/strong> lies in its effects on <strong>fibroblasts<\/strong> and the <strong>endothelium<\/strong>. Fibroblasts are the cells responsible for producing and maintaining the <strong>extracellular matrix (ECM)<\/strong>, which provides structural support, firmness, and elasticity to tissues; they also secrete factors such as <strong>VEGF<\/strong> (Vascular Endothelial Growth Factor), which promote blood vessel growth. In both in vitro and animal models, AHK-Cu has been extensively evaluated by the <strong>cosmeceutical<\/strong> industry for its effects on <strong>skin health<\/strong>, <strong>collagen synthesis<\/strong>, and <strong>hair growth<\/strong>.<\/p>\n<hr \/>\n<h3>what is AHK-Cu<\/h3>\n<p class=\"translation-block\"><strong>AHK-Cu<\/strong> is a <strong>tripeptide<\/strong> in which the copper ion is <strong>complexed<\/strong> (chemically bound) to the Ala\u2013His\u2013Lys sequence. The copper coordinates with <strong>three nitrogen atoms<\/strong> within the peptide structure, forming a stable complex capable of interacting with receptors and intracellular signaling pathways. This molecule has been studied as a <strong>skin-conditioning agent<\/strong> to improve skin appearance and, more recently, as a potential candidate in <strong>hair loss research<\/strong> following promising results in laboratory tests.<\/p>\n<hr \/>\n<h3>Mechanism of Action: VEGF and TGF-\u03b21<\/h3>\n<p class=\"translation-block\">The activities of <strong>AHK-Cu<\/strong> are largely explained by the modulation of two key mediators: <strong>VEGF<\/strong> and <strong>TGF-\u03b21<\/strong>. By increasing VEGF levels, AHK-Cu <strong>activates fibroblasts<\/strong> and <strong>endothelial cells<\/strong>. Fibroblasts produce <strong>collagen<\/strong> and <strong>elastin<\/strong>\u2014macromolecules essential for the skin\u2019s firmness, texture, and resilience\u2014while endothelial cells support vascular health and promote new blood vessel formation, resulting in improved tissue nourishment and repair.<\/p>\n<p class=\"translation-block\">At the same time, the complex can <strong>reduce TGF-\u03b21 activity<\/strong>, a mediator involved in pro-fibrotic pathways associated with processes that, in the context of the skin and hair follicle, may contribute to <strong>tissue thinning<\/strong> and <strong>aging<\/strong>. The combination of increased VEGF expression and TGF-\u03b21 modulation results in <strong>improved skin flexibility<\/strong>, <strong>more efficient healing<\/strong>, and a visible <strong>reduction of fine lines<\/strong> and expression wrinkles.<\/p>\n<hr \/>\n<h3>AHK-Cu and Wrinkle Reduction<\/h3>\n<p class=\"translation-block\"><strong>Copper peptides<\/strong> are widely used in <strong>creams<\/strong> and <strong>sunscreens<\/strong> for their ability to support skin barrier function and promote <strong>collagen neosynthesis<\/strong>. In both animal and cellular models, AHK-Cu has proven to be an effective <strong>stimulator of collagen synthesis<\/strong>. Collagen not only provides <strong>structure<\/strong> and <strong>tension<\/strong> to tissues but also has the capacity to <strong>bind water<\/strong>\u2014which increases <strong>hydration<\/strong> of the dermis and extracellular matrix (ECM), contributing to a more <strong>smooth<\/strong> appearance and a reduction in the visibility of <strong>fine wrinkles<\/strong>.<\/p>\n<hr \/>\n<h3>AHK-Cu and hair-growth research<\/h3>\n<p class=\"translation-block\">The action of <strong>AHK-Cu<\/strong> on hair operates through two main mechanisms. First, the <strong>stimulation of VEGF<\/strong> promotes <strong>neoangiogenesis<\/strong> and enhances the <strong>supply of nutrients<\/strong> to existing follicles, supporting their activity. Second, the <strong>downregulation of TGF-\u03b21<\/strong> helps counteract signaling pathways associated with the effects of <strong>DHT<\/strong> (dihydrotestosterone), a well-known factor involved in <strong>androgenetic alopecia<\/strong>. In experimental models, this dual action is linked to increased <strong>follicular resilience<\/strong>, a potential <strong>extension of the anagen phase<\/strong>, and an improvement in <strong>hair shaft density<\/strong> and <strong>quality<\/strong>.<\/p>\n<hr \/>\n<h3>Benefits Observed in Preclinical Models<\/h3>\n<p class=\"translation-block\">Although <strong>AHK-Cu<\/strong> is not a drug and its clinical efficacy requires further validation, in vitro and animal model studies indicate:<\/p>\n<ul>\n<li class=\"translation-block\"><strong>Increased collagen<\/strong> and elastin synthesis in dermal fibroblasts.<\/li>\n<li class=\"translation-block\"><strong>Improved skin elasticity<\/strong> and <strong>texture<\/strong>, supporting <strong>repair<\/strong> and <strong>healing<\/strong> processes.<\/li>\n<li class=\"translation-block\"><strong>Vascular support<\/strong> through endothelial activation and promotion of <strong>neoangiogenesis<\/strong>.<\/li>\n<li class=\"translation-block\"><strong>Pro-hair effects<\/strong> related to improved follicular nourishment and <strong>protection from stress<\/strong> mediated by TGF-\u03b21\u2013associated pathways.<\/li>\n<\/ul>\n<hr \/>\n<h3>Applications and Important Notes<\/h3>\n<p class=\"translation-block\">The properties of <strong>AHK-Cu<\/strong> make it suitable for <strong>experimental topical formulations<\/strong> within the fields of advanced cosmetology and hair research. It can be incorporated into <strong>serums<\/strong>, <strong>lotions<\/strong>, and <strong>creams<\/strong> designed for studying <strong>skin regeneration<\/strong>, <strong>improvement of tone and hydration<\/strong>, and <strong>scalp health<\/strong>. Evaluation in <strong>in vitro models<\/strong> and <strong>preclinical studies<\/strong> allows investigation of dosage, formulation stability, skin penetration, and potential synergies with other active ingredients (e.g., signaling peptides, antioxidants, and soothing agents).<\/p>\n<p class=\"translation-block\">Product intended exclusively for <strong>external use<\/strong> and <strong>research purposes<\/strong>. It is not intended for the diagnosis, treatment, or prevention of diseases and must not be <strong>ingested<\/strong>, <strong>injected<\/strong>, or applied to humans or animals outside strictly experimental contexts in accordance with applicable regulations. Store under appropriate conditions, away from light and heat, and use suitable personal protective equipment during handling.<\/p>","protected":false},"excerpt":{"rendered":"<article class=\"text-token-text-primary w-full focus:outline-none [--shadow-height:45px] has-data-writing-block:pointer-events-none has-data-writing-block:-mt-(--shadow-height) has-data-writing-block:pt-(--shadow-height) [&amp;:has([data-writing-block])&gt;*]:pointer-events-auto [content-visibility:auto] supports-[content-visibility:auto]:[contain-intrinsic-size:auto_100lvh] scroll-mt-[calc(var(--header-height)+min(200px,max(70px,20svh)))]\" dir=\"auto\" tabindex=\"-1\" data-turn-id=\"request-WEB:a509523c-03d5-4a5c-b241-a7c322b9c147-113\" data-testid=\"conversation-turn-40\" data-scroll-anchor=\"true\" data-turn=\"assistant\">\n<div class=\"text-base my-auto mx-auto pb-10 [--thread-content-margin:--spacing(4)] thread-sm:[--thread-content-margin:--spacing(6)] thread-lg:[--thread-content-margin:--spacing(16)] px-(--thread-content-margin)\">\n<div class=\"[--thread-content-max-width:40rem] thread-lg:[--thread-content-max-width:48rem] mx-auto max-w-(--thread-content-max-width) flex-1 group\/turn-messages focus-visible:outline-hidden relative flex w-full min-w-0 flex-col agent-turn\" tabindex=\"-1\">\n<div class=\"flex max-w-full flex-col grow\">\n<div class=\"min-h-8 text-message relative flex w-full flex-col items-end gap-2 text-start break-words whitespace-normal [.text-message+&amp;]:mt-1\" dir=\"auto\" data-message-author-role=\"assistant\" data-message-id=\"675772ed-bfc6-44c5-9dd8-0c74edf553a7\" data-message-model-slug=\"gpt-5\">\n<div class=\"flex w-full flex-col gap-1 empty:hidden first:pt-[1px]\">\n<div class=\"markdown prose dark:prose-invert w-full break-words dark markdown-new-styling\">\n<p data-start=\"0\" data-end=\"195\" data-is-last-node=\"\" data-is-only-node=\"\"><strong data-start=\"0\" data-end=\"10\" data-is-only-node=\"\">AHK-Cu<\/strong> \u00e8 un peptide con rame studiato per i suoi effetti su <strong data-start=\"64\" data-end=\"88\">crescita dei capelli<\/strong>, <strong data-start=\"90\" data-end=\"115\">sintesi del collagene<\/strong> e <strong data-start=\"118\" data-end=\"143\">rigenerazione cutanea<\/strong>, utile nel contrastare i segni dell\u2019invecchiamento.<\/p>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/article>\n","protected":false},"featured_media":12114,"comment_status":"closed","ping_status":"closed","template":"","meta":{"_acf_changed":false,"site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"default","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","ast-disable-related-posts":"","theme-transparent-header-meta":"default","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"set","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center 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