{"id":15442,"date":"2024-09-02T14:48:14","date_gmt":"2024-09-02T14:48:14","guid":{"rendered":"https:\/\/www.lifescienceart.com\/?p=15442"},"modified":"2024-09-02T14:48:14","modified_gmt":"2024-09-02T14:48:14","slug":"sardines-nutritional-benefits-risks-and-alternatives","status":"publish","type":"post","link":"https:\/\/www.lifescienceart.com\/cs\/science\/nutrition\/sardines-nutritional-benefits-risks-and-alternatives\/","title":{"rendered":"Sardinky: dobr\u00e9, \u0161patn\u00e9 a \u017eiviny"},"content":{"rendered":"<h2 class=\"wp-block-heading\">Sardinky: Dobr\u00e9, \u0161patn\u00e9 a \u017eiviny<\/h2>\n\n<h3 class=\"wp-block-heading\">Nutri\u010dn\u00ed v\u00fdhody sardinek<\/h3>\n\n<p>Sardinky jsou mal\u00e9, tu\u010dn\u00e9 ryby, kter\u00e9 jsou pln\u00e9 \u017eivin, v\u010detn\u011b:<\/p>\n\n<ul class=\"wp-block-list\">\n<li>Omega-3 mastn\u00e9 kyseliny: Tyto esenci\u00e1ln\u00ed mastn\u00e9 kyseliny jsou d\u016fle\u017eit\u00e9 pro zdrav\u00ed srdce, mozkovou \u010dinnost a sn\u00ed\u017een\u00ed z\u00e1n\u011bt\u016f.<\/li>\n<li>B\u00edlkoviny: Sardinky jsou dobr\u00fdm zdrojem b\u00edlkovin, kter\u00e9 jsou nezbytn\u00e9 pro budov\u00e1n\u00ed a opravu tk\u00e1n\u00ed.<\/li>\n<li>Vitam\u00edny a miner\u00e1ly: Sardinky jsou tak\u00e9 dobr\u00fdm zdrojem vitaminu D, B12 a selenu a tak\u00e9 miner\u00e1l\u016f, jako je v\u00e1pn\u00edk a \u017eelezo.<\/li>\n<\/ul>\n\n<h3 class=\"wp-block-heading\">Zdravotn\u00ed p\u0159\u00ednosy omega-3 mastn\u00fdch kyselin<\/h3>\n\n<p>Omega-3 mastn\u00e9 kyseliny jsou esenci\u00e1ln\u00ed mastn\u00e9 kyseliny, kter\u00e9 si t\u011blo nedok\u00e1\u017ee samo vyrobit. Mus\u00ed b\u00fdt z\u00edsk\u00e1v\u00e1ny z potravinov\u00fdch zdroj\u016f, jako jsou ryby, ln\u011bn\u00e1 sem\u00ednka a vla\u0161sk\u00e9 o\u0159echy. Omega-3 mastn\u00e9 kyseliny byly spojeny s \u0159adou zdravotn\u00edch v\u00fdhod, v\u010detn\u011b:<\/p>\n\n<ul class=\"wp-block-list\">\n<li>Sn\u00ed\u017een\u00e9 riziko srde\u010dn\u00edch onemocn\u011bn\u00ed<\/li>\n<li>Zlep\u0161en\u00e1 funkce mozku<\/li>\n<li>Sn\u00ed\u017een\u00fd z\u00e1n\u011bt<\/li>\n<li>Sn\u00ed\u017een\u00e9 riziko n\u011bkter\u00fdch typ\u016f rakoviny<\/li>\n<\/ul>\n\n<h3 class=\"wp-block-heading\">Kontaminanty v ryb\u00e1ch<\/h3>\n\n<p>I kdy\u017e jsou sardinky v\u00fd\u017eivnou potravinou, je d\u016fle\u017eit\u00e9 si uv\u011bdomit potenci\u00e1ln\u00ed kontaminanty, kter\u00e9 mohou obsahovat. Tyto kontaminanty mohou zahrnovat:<\/p>\n\n<ul class=\"wp-block-list\">\n<li>Rtu\u0165: Rtu\u0165 je t\u011b\u017ek\u00fd kov, kter\u00fd m\u016f\u017ee b\u00fdt toxick\u00fd pro nervov\u00fd syst\u00e9m. Velk\u00e9, dlouhov\u011bk\u00e9 ryby maj\u00ed tendenci m\u00edt vy\u0161\u0161\u00ed hladiny rtuti ne\u017e men\u0161\u00ed, kr\u00e1tkov\u011bk\u00e9 ryby.<\/li>\n<li>PCB: PCB jsou um\u011bl\u00e9 chemik\u00e1lie, kter\u00e9 byly spojeny s rakovinou a dal\u0161\u00edmi zdravotn\u00edmi probl\u00e9my. PCB jsou nyn\u00ed neleg\u00e1ln\u00ed v USA a mnoha dal\u0161\u00edch zem\u00edch, ale st\u00e1le je lze nal\u00e9zt v \u017eivotn\u00edm prost\u0159ed\u00ed a v ryb\u00e1ch.<\/li>\n<\/ul>\n\n<h3 class=\"wp-block-heading\">Dopl\u0148ky s ryb\u00ed olejem<\/h3>\n\n<p>Dopl\u0148ky s ryb\u00ed olejem jsou obl\u00edben\u00fdm zp\u016fsobem, jak z\u00edskat v\u00fdhody omega-3 mastn\u00fdch kyselin bez konzumace ryb. Je v\u0161ak d\u016fle\u017eit\u00e9 poznamenat, \u017ee dopl\u0148ky s ryb\u00ed olejem mohou tak\u00e9 obsahovat kontaminanty. Studie proveden\u00e1 Environmental Defense Fund zjistila, \u017ee dopl\u0148ky s ryb\u00ed olejem obsahovaly r\u016fzn\u00e9 hladiny um\u011bl\u00fdch kontaminant\u016f, v\u010detn\u011b PCB a dioxin\u016f.<\/p>\n\n<h3 class=\"wp-block-heading\">Jak sn\u00ed\u017eit vystaven\u00ed kontaminant\u016fm<\/h3>\n\n<p>Existuje n\u011bkolik v\u011bc\u00ed, kter\u00e9 m\u016f\u017eete ud\u011blat pro sn\u00ed\u017een\u00ed vystaven\u00ed kontaminant\u016fm v ryb\u00e1ch:<\/p>\n\n<ul class=\"wp-block-list\">\n<li>Vyberte si men\u0161\u00ed, kr\u00e1tkov\u011bk\u00e9 ryby, jako jsou sardinky, an\u010dovi\u010dky a sled\u011b.<\/li>\n<li>Omezte p\u0159\u00edjem velk\u00fdch, dlouhov\u011bk\u00fdch ryb, jako jsou tu\u0148\u00e1k, me\u010doun a \u017eralok.<\/li>\n<li>D\u016fkladn\u011b uva\u0159te ryby, abyste sn\u00ed\u017eili hladiny rtuti a dal\u0161\u00edch kontaminant\u016f.<\/li>\n<li>Vyberte dopl\u0148ky s ryb\u00ed olejem, kter\u00e9 byly testov\u00e1ny na kontaminanty a poch\u00e1zej\u00ed ze spolehliv\u00e9ho zdroje.<\/li>\n<\/ul>\n\n<h3 class=\"wp-block-heading\">Sle\u010f: Udr\u017eiteln\u00e1 alternativa<\/h3>\n\n<p>Sle\u010f je mal\u00e1, tu\u010dn\u00e1 ryba, kter\u00e1 je podobn\u00e1 sardink\u00e1m, pokud jde o nutri\u010dn\u00ed hodnotu. Sle\u010f je tak\u00e9 udr\u017eiteln\u011bj\u0161\u00ed volbou ne\u017e mnoho jin\u00fdch ryb, proto\u017ee je to rychle rostouc\u00ed druh, kter\u00fd nen\u00ed nadm\u011brn\u011b loven.<\/p>\n\n<h3 class=\"wp-block-heading\">Tvrd\u00e9 s\u00fdry na l\u00e9to<\/h3>\n\n<p>Pokud hled\u00e1te v\u00fd\u017eivnou a snadno p\u0159enosnou sva\u010dinu na l\u00e9to, jsou tvrd\u00e9 s\u00fdry dobrou volbou. Tvrd\u00e9 s\u00fdry se m\u00e9n\u011b kaz\u00ed ne\u017e m\u011bkk\u00e9 s\u00fdry a jsou tak\u00e9 dobr\u00fdm zdrojem b\u00edlkovin a v\u00e1pn\u00edku. N\u011bkter\u00e9 dobr\u00e9 tvrd\u00e9 s\u00fdry na l\u00e9to zahrnuj\u00ed:<\/p>\n\n<ul class=\"wp-block-list\">\n<li>\u010cedar<\/li>\n<li>\u0160v\u00fdcarsk\u00fd s\u00fdr<\/li>\n<li>Parmez\u00e1n<\/li>\n<li>Gouda<\/li>\n<li>Manchego<\/li>\n<\/ul>","protected":false},"excerpt":{"rendered":"<p>Sardinky: Dobr\u00e9, \u0161patn\u00e9 a \u017eiviny Nutri\u010dn\u00ed v\u00fdhody sardinek Sardinky jsou mal\u00e9, tu\u010dn\u00e9 ryby, kter\u00e9 jsou pln\u00e9 \u017eivin, v\u010detn\u011b: Omega-3 mastn\u00e9 kyseliny: Tyto esenci\u00e1ln\u00ed mastn\u00e9 kyseliny jsou d\u016fle\u017eit\u00e9 pro zdrav\u00ed srdce,&hellip;<\/p>\n","protected":false},"author":1,"featured_media":24221,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1110],"tags":[16794,20573,20574,16792],"class_list":["post-15442","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-nutrition","tag-omega-3-fatty-acids","tag-sardines","tag-seafood-safety","tag-sustainable-seafood"],"_links":{"self":[{"href":"https:\/\/www.lifescienceart.com\/cs\/wp-json\/wp\/v2\/posts\/15442","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.lifescienceart.com\/cs\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.lifescienceart.com\/cs\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.lifescienceart.com\/cs\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.lifescienceart.com\/cs\/wp-json\/wp\/v2\/comments?post=15442"}],"version-history":[{"count":2,"href":"https:\/\/www.lifescienceart.com\/cs\/wp-json\/wp\/v2\/posts\/15442\/revisions"}],"predecessor-version":[{"id":24222,"href":"https:\/\/www.lifescienceart.com\/cs\/wp-json\/wp\/v2\/posts\/15442\/revisions\/24222"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.lifescienceart.com\/cs\/wp-json\/wp\/v2\/media\/24221"}],"wp:attachment":[{"href":"https:\/\/www.lifescienceart.com\/cs\/wp-json\/wp\/v2\/media?parent=15442"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.lifescienceart.com\/cs\/wp-json\/wp\/v2\/categories?post=15442"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.lifescienceart.com\/cs\/wp-json\/wp\/v2\/tags?post=15442"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}