{"id":43824,"date":"2025-10-30T14:19:51","date_gmt":"2025-10-30T13:19:51","guid":{"rendered":"https:\/\/naturalpoland.com\/produkty\/senza-categoria\/l-istidina\/"},"modified":"2025-11-05T14:17:23","modified_gmt":"2025-11-05T13:17:23","slug":"l-istidina","status":"publish","type":"product","link":"https:\/\/naturalpoland.com\/it\/produkty\/prodotti-per-industria-farmaceutica-e-medica\/aminoacidi\/l-istidina\/","title":{"rendered":"L-Istidina"},"content":{"rendered":"<p>L-Istidina offerta da Natural Poland si presenta sotto forma di cristalli bianchi o polvere cristallina e si caratterizza per un&#8217;altissima purezza (\u226598,5%). La conformit\u00e0 alle specifiche di qualit\u00e0, la bassa umidit\u00e0 (max 0,2%) e il rigoroso controllo delle impurit\u00e0 da metalli pesanti (&lt;10 ppm totali) rendono questa materia prima adatta per applicazioni con elevati requisiti di qualit\u00e0. <\/p>\n<h2>Propriet\u00e0 fisico-chimiche e microbiologiche<\/h2>\n<p>L&#8217;L-Istidina mostra un valore di rotazione ottica [\u03b1]D20 nell&#8217;intervallo da +12,0\u00b0 a +14,0\u00b0 e un pH compreso tra 7,0 e 8,5. Il prodotto soddisfa rigorosi standard microbiologici \u2013 il numero totale di microrganismi non supera i 1000 cfu\/g, lieviti e muffe \u2264100 cfu\/g, e la presenza di batteri patogeni come E. coli e Salmonella \u00e8 stata esclusa. <\/p>\n<p>Il contenuto di solfati e cloruri non supera rispettivamente lo 0,03% e lo 0,05%, e le ceneri solfatate (residuo dopo combustione) si mantengono al di sotto dello 0,4%.<\/p>\n<h2>Applicazioni<\/h2>\n<p>L&#8217;L-Istidina \u00e8 ampiamente utilizzata come ingrediente attivo negli integratori alimentari che supportano l&#8217;immunit\u00e0, la rigenerazione muscolare, la salute neurologica e come precursore dell&#8217;istamina. In farmacia, \u00e8 impiegata, tra l&#8217;altro, in preparati per infusione, tamponi e come agente stabilizzante nelle formulazioni biologiche. Le sue propriet\u00e0 antiossidanti e la capacit\u00e0 di legare gli ioni metallici la rendono utile anche nella ricerca sullo stress ossidativo e sulla disintossicazione dell&#8217;organismo.   <\/p>\n","protected":false},"excerpt":{"rendered":"<p><strong>L-Istidina<\/strong> \u00e8 un aminoacido essenziale appartenente al gruppo degli aminoacidi basici, contenente un anello imidazolico. La forma libera (base) \u00e8 ampiamente utilizzata nell&#8217;industria farmaceutica, alimentare e degli integratori \u2013 sia come ingrediente attivo che come componente nella sintesi di composti bioattivi, tamponi e formulazioni specialistiche. <\/p>\n","protected":false},"featured_media":43827,"template":"","meta":{"_acf_changed":false},"product_brand":[],"product_cat":[1529],"product_tag":[],"class_list":{"0":"post-43824","1":"product","2":"type-product","3":"status-publish","4":"has-post-thumbnail","6":"product_cat-aminoacidi","8":"first","9":"instock","10":"shipping-taxable","11":"product-type-simple"},"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.6 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>L-Istidina - Distributore all&#039;ingrosso<\/title>\n<meta name=\"description\" content=\"L-Istidina (L-Histidine Base) \u2013 aminoacido essenziale ad alta purezza (\u226598,5%), utilizzato in integratori alimentari, farmacia e prodotti specialistici\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/naturalpoland.com\/it\/produkty\/prodotti-per-industria-farmaceutica-e-medica\/aminoacidi\/l-istidina\/\" \/>\n<meta property=\"og:locale\" content=\"it_IT\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"L-Istidina - 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