{"id":9912,"date":"2020-01-10T23:56:58","date_gmt":"2020-01-10T22:56:58","guid":{"rendered":"https:\/\/schudnihravo.sk\/?p=9912"},"modified":"2020-01-10T23:56:58","modified_gmt":"2020-01-10T22:56:58","slug":"prirodne-antioxidanty","status":"publish","type":"post","link":"https:\/\/beta.bluedot.sk\/?p=9912","title":{"rendered":"Pr\u00edrodn\u00e9 antioxidanty, ktor\u00e9 by ste ur\u010dite mali pozna\u0165"},"content":{"rendered":"

Pojmy ako pr\u00edrodn\u00e9 antioxidanty alebo vo\u013en\u00e9 radik\u00e1ly po\u010dul mnohokr\u00e1t sn\u00e1\u010f ka\u017ed\u00fd z n\u00e1s. Najm\u00e4 s prv\u00fdm z pojmov sa \u010dasto stret\u00e1vame v s\u00favislosti so zdravou v\u00fd\u017eivou a starostlivos\u0165ou o telo. Ide tie\u017e o slovo, ktor\u00e9 je ve\u013emi ob\u013e\u00faben\u00e9 v najr\u00f4znej\u0161\u00edch reklamn\u00fdch kampaniach aj na obaloch r\u00f4znych v\u00fdrobkov. Nie ka\u017ed\u00fd v\u0161ak dok\u00e1\u017ee poveda\u0165, \u010do antioxidanty vlastne s\u00fa, pr\u00edpadne ako n\u00e1m vo\u013en\u00e9 radik\u00e1ly \u0161kodia a pre\u010do by sme sa mali usilova\u0165 o ich obmedzenie.<\/span><\/p>\n

\u010co s\u00fa (pr\u00edrodn\u00e9) antioxidanty?<\/b><\/h2>\n

Antioxidanty s\u00fa l\u00e1tky obmedzuj\u00face aktivitu vo\u013en\u00fdch radik\u00e1lov, zni\u017euj\u00fa ich vznik alebo ich vedia prev\u00e1dza\u0165 do menej reakt\u00edvnych a\u017e nereakt\u00edvnych stavov. Obmedzuj\u00fa tak proces oxid\u00e1cie v organizme. Antioxidantom m\u00f4\u017ee by\u0165 v\u00fd\u017eivn\u00e1 l\u00e1tka vo forme vitam\u00ednu, miner\u00e1lne l\u00e1tky aj enz\u00fdmy.
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Antioxidanty hraj\u00fa k\u013e\u00fa\u010dov\u00fa prevent\u00edvnu \u00falohu pred vznikom chronick\u00fdch ochoren\u00ed, rakoviny, ochorenia srdca, m\u0155tvice, \u0161ed\u00e9ho z\u00e1kalu alebo Alzheimerovej choroby.<\/strong> Svojou \u010dinnos\u0165ou ochr\u00e1nia imunitn\u00fd syst\u00e9m<\/a>. Zara\u010fujeme sem najm\u00e4 vitam\u00edny A, B6, C, E, beta-karot\u00e9n, sel\u00e9n, zinok, koenz\u00fdm Q10, pyknogenol \u010di alfa-lipoov\u00fa kyselinu.<\/span><\/div><\/div>\n

Pre\u010do na\u0161e telo potrebuje antioxidanty? <\/b><\/h3>\n

Ide o to regulova\u0165 oxida\u010dn\u00fd stres<\/a><\/span>, ktor\u00fd nast\u00e1va pri prudkom prekro\u010den\u00ed produkcie \u0161kodliv\u00fdch molek\u00fal vo forme vo\u013en\u00fdch radik\u00e1lov. Neutraliza\u010dn\u00e9 schopnosti n\u00e1\u0161ho obrann\u00e9ho syst\u00e9mu mo\u017eno potom zvl\u00e1da\u0165 pr\u00e1ve pomocou antioxidantov.<\/p>\n

\"Zdrav\u00e1<\/div><\/div>
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\"Bunka<\/p>\n<\/div><\/div>

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\"Antioxidanty,<\/p>\n<\/div><\/div><\/div>\n

Pri procese neutraliz\u00e1cie vo\u013en\u00e9ho radik\u00e1lu antioxidant d\u00e1va svoj vo\u013en\u00fd elektr\u00f3n kysl\u00edkov\u00e9mu radik\u00e1lu. T\u00fdm ochr\u00e1ni bunku pred po\u0161koden\u00edm. Potom antioxidant ch\u00fdbaj\u00faci elektr\u00f3n k sebe pritiahne z vo\u013en\u00e9ho radik\u00e1lu a tak d\u00f4jde k jeho neutraliz\u00e1cii.<\/p>\n

Oxidanty m\u00f4\u017eu vznika\u0165 aj v d\u00f4sledku vn\u00fatorn\u00fdch, endog\u00e9nnych procesov organizmu, ak\u00fdmi s\u00fa napr\u00edklad naru\u0161en\u00fd metabolizmus alebo z\u00e1pal. Vytv\u00e1raj\u00fa sa aj mimo organizmus, ako n\u00e1sledok zne\u010disten\u00e9ho prostredia, slne\u010dn\u00e9ho \u017eiarenia, nadmernej fyzickej n\u00e1mahy, pohybov\u00fdch aktiv\u00edt, faj\u010denia a konzum\u00e1cie alkoholu.<\/p>\n

3 hlavn\u00e9 \u00fa\u010dinky antioxidantov <\/b><\/h2>\n

Antioxidanty bojuj\u00fa proti starnutiu <\/b><\/h3>\n

Starnutie je proces, ktor\u00fd by ur\u010dite ka\u017ed\u00fd z n\u00e1s r\u00e1d zvr\u00e1til – ke\u010f u\u017e nie zvr\u00e1til, tak aspo\u0148 zastavil. Na\u0161e bunky starn\u00fa a za ich starnutie \u010dasto zodpovedaj\u00fa spom\u00ednan\u00e9 vo\u013en\u00e9 radik\u00e1ly, ktor\u00e9 sa podie\u013eaj\u00fa na po\u0161koden\u00ed re\u0165azca DNA. Na neutraliz\u00e1ciu vo\u013en\u00fdch radik\u00e1lov a t\u00fdm aj k spomaleniu procesu starnutia buniek je nutn\u00fd najm\u00e4 retinol (vitam\u00edn A), tokoferol (vitam\u00edn E) a flavonoidy <\/b>– skr\u00e1tka r\u00f4znorod\u00e9 pr\u00edrodn\u00e9 antioxidanty.<\/p>\n

\"Antioxidanty

Antioxidanty spoma\u013euj\u00fa starnutie buniek<\/p><\/div>\n

Chr\u00e1nia srdce a cievy <\/b><\/h3>\n

Antioxidanty bojuj\u00fa proti tzv. zl\u00e9mu LDL cholesterolu, ktor\u00fd m\u00f4\u017ee sp\u00f4sobi\u0165 zlyhanie srdca. Zv\u00fd\u0161en\u00e9 ukladanie tuku<\/a> v tepn\u00e1ch je sp\u00f4soben\u00e9 oxid\u00e1ciou lipoprote\u00ednu s n\u00edzkou hustotou. Antioxidanty zni\u017euj\u00fa riziko v\u00fdvinu srdcovo-cievnych ochoren\u00ed.<\/p>\n

Antioxidanty detoxikuj\u00fa a \u010distia organizmus <\/b><\/h3>\n

Detoxik\u00e1cia a o\u010dista je pre niekoho zakl\u00ednadlo ved\u00face ku zdraviu, pre in\u00fdch z n\u00e1s napr\u00edklad len ni\u010d nehovoriace fr\u00e1zy. Ke\u010f ale teraz hovor\u00edme o o\u010diste tela, m\u00e1me na mysli skuto\u010dne telu prospe\u0161n\u00fa detoxik\u00e1ciu pe\u010dene a hrub\u00e9ho \u010dreva.<\/p>\n

T\u00e1 sa obvykle sklad\u00e1 z dvoch f\u00e1z, kedy v prvej f\u00e1ze d\u00f4jde aktiv\u00e1ciou \u010dast\u00ed enz\u00fdmov k oxid\u00e1cii a a\u017e v druhej k transform\u00e1cii \u0161kodliv\u00edn na menej toxick\u00e9 l\u00e1tky. Antioxidanty do tohto procesu vstupuj\u00fa ako ak\u00fdsi ochrancovia pe\u010dene pred b\u00farlivou reakciou organizmu na vznikaj\u00faci oxida\u010dn\u00fd stres<\/a><\/span> spojen\u00fd s detoxik\u00e1ciou.<\/p>\n

\"Lek\u00e1rka<\/p>\n

Odkia\u013e telo \u010derp\u00e1 antioxidanty? <\/b><\/h2>\n

Antioxidanty sa v najv\u00e4\u010d\u0161om mno\u017estve vyskytuj\u00fa v ovoc\u00ed a zelenine – a to pr\u00e1ve v t\u00fdch druhoch, ktor\u00e9 s\u00fa charakteristick\u00e9 v\u00fdraznej\u0161\u00edmi farbami. S\u00fa to napr\u00edklad pomaran\u010de, \u010derven\u00e1 paprika, paradajky, \u0161pen\u00e1t, mrkva, tekvica, alebo \u010du\u010doriedky, hrozno, avok\u00e1do \u010di jahody<\/b>. Antioxidanty s\u00fa v ove\u013ea v\u00e4\u010d\u0161ej miere zast\u00fapen\u00e9 v potravin\u00e1ch konzumovan\u00fdch v surovom stave, ne\u017e v tepelne upravovanej strave.<\/p>\n