{"id":80644,"date":"2018-04-13T12:20:20","date_gmt":"2018-04-13T12:20:20","guid":{"rendered":"http:\/\/humanitasnet-new.local\/enciclopedia\/beta-carotenul\/"},"modified":"2018-04-13T12:20:20","modified_gmt":"2018-04-13T12:20:20","slug":"beta-carotenul","status":"publish","type":"enciclopedia","link":"https:\/\/humanitas-net.humweb.webiz.team\/ro\/wiki\/beta-carotenul\/","title":{"rendered":"beta-carotenul"},"content":{"rendered":"<h2 id=\"ce-este-beta-carotenul\">Ce este beta-carotenul?<\/h2>\n<p>Beta-carotenul este un carotenoid pigment de plante (ro\u0219u, galben sau portocaliu) care este considerat precursor al vitaminei A (retinol).<\/p>\n<p>&nbsp;<\/p>\n<p>Beta-carotenul, ca to\u021bi carotenoizii, este solubil \u00een gr\u0103simi, precum \u0219i sensibil la lumin\u0103 \u0219i c\u0103ldur\u0103. Se transform\u0103 \u00een vitamina A \u00een intestinul sub\u021bire \u0219i apoi se depoziteaz\u0103 \u00een ficat, unde se elibereaz\u0103 treptat, \u00een func\u021bie de nevoile organismului.<\/p>\n<p>&nbsp;<\/p>\n<h2 id=\"care-este-scopul-beta-carotenului\">Care este scopul beta-carotenului?<\/h2>\n<p>Beta-carotenul este vital pentru corpul nostru \u00een ceea ce prive\u0219te nutri\u021bia. Este mai presus de toate un excelent antioxidant, capabil s\u0103 protejeze organismul de radicalii liberi. Este, de asemenea, o surs\u0103 primar\u0103 de vitamina A, care este esen\u021bial\u0103 pentru v\u0103z \u0219i cre\u0219tere, permi\u021b\u00e2nd dezvolt\u0103rii uniforme a oaselor. Se poate presupune c\u0103 beta-carotenul este recomandat \u00een special pentru cre\u0219terea \u0219i dezvoltarea copiilor \u0219i a tinerilor.<\/p>\n<p>&nbsp;<\/p>\n<p>Beneficiile beta-carotenului cresc \u00een cazurile \u00een care este luat\u0103 simultan cu vitamina C, vitamina E \u0219i zinc.<\/p>\n<p>&nbsp;<\/p>\n<h2 id=\"care-alimente-sunt-bogate-in-beta-caroten\">Care alimente sunt bogate \u00een beta-caroten?<\/h2>\n<p>Beta-carotenul este prezent \u00een multe fructe \u0219i legume cu frunze verzi, inclusiv morcovi \u0219i dovleci, precum \u0219i \u00een cereale \u0219i uleiuri.<\/p>\n<p>&nbsp;<\/p>\n<h2 id=\"care-este-cerinta-zilnica-de-aport-beta-caroten\">Care este cerin\u021ba zilnic\u0103 de aport beta-caroten?<\/h2>\n<p>Pentru un adult, cerin\u021ba beta-carotenului variaz\u0103 \u00eentre 2 \u0219i 4 mg zilnic.<\/p>\n<p>&nbsp;<\/p>\n<h2 id=\"deficienta-de-beta-caroten\">Deficien\u021ba de beta-caroten<\/h2>\n<p>Deficitul de beta-caroten nu cauzeaz\u0103 probleme de s\u0103n\u0103tate, cu excep\u021bia cazului \u00een care este asociat cu deficien\u021ba de vitamina A, caz \u00een care se poate \u00eent\u00e2lni: afectarea vederii, cre\u0219terea \u0219anselor de a contracta o infec\u021bie \u0219i cre\u0219terea \u00eent\u00e2rziat\u0103.<\/p>\n<p>&nbsp;<\/p>\n<h2 id=\"excesiv-aportul-de-beta-caroten\">Excesiv aportul de beta-caroten<\/h2>\n<p>\u00cen r\u00e2ndul fum\u0103torilor, administrarea unor doze mai mari de beta-caroten poate avea ca rezultat un risc crescut de cancer pulmonar, spre deosebire de administrarea de doze care se \u00eencadreaz\u0103 \u00een limitele normale.<\/p>\n<p>&nbsp;<\/p>\n<p>La femeile care sunt \u00eens\u0103rcinate sau al\u0103pteaz\u0103, dozele de beta-caroten nu trebuie dep\u0103\u0219ite. \u00cen condi\u021bii normale, cantit\u0103\u021bile excesive de beta-caroten pot provoca tulbur\u0103ri cum ar fi decolorarea pielii sau alte tulbur\u0103ri care pot disp\u0103rea numai odat\u0103 cu sc\u0103derea dozei de caroten.<\/p>\n<p>&nbsp;<\/p>\n<p>&nbsp;<\/p>\n<p>&nbsp;<\/p>\n<p>&nbsp;<\/p>\n<p>&nbsp;<\/p>\n<p>&nbsp;<\/p>\n","protected":false},"featured_media":0,"parent":0,"template":"","Example":[1780],"class_list":["post-80644","enciclopedia","type-enciclopedia","status-publish","hentry","enciclopedia_category-vitamina"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v24.3 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>beta-carotenul - Humanitas.net<\/title>\n<meta name=\"robots\" content=\"noindex, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<meta property=\"og:locale\" content=\"ro_RO\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"beta-carotenul - Humanitas.net\" \/>\n<meta property=\"og:description\" content=\"Ce este beta-carotenul? 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