{"id":176755,"date":"2026-08-12T08:14:09","date_gmt":"2026-08-12T08:14:09","guid":{"rendered":"https:\/\/www.europesays.com\/cz\/176755\/"},"modified":"2026-08-12T08:14:09","modified_gmt":"2026-08-12T08:14:09","slug":"velky-test-kecupu-mene-zname-porazi-slavne-znacky","status":"publish","type":"post","link":"https:\/\/www.europesays.com\/cz\/176755\/","title":{"rendered":"Velk\u00fd test ke\u010dup\u016f: M\u00e9n\u011b zn\u00e1m\u00e9 por\u00e1\u017e\u00ed slavn\u00e9 zna\u010dky"},"content":{"rendered":"

Novinky vybraly des\u00edtku ke\u010dup\u016f z\u00a0b\u011b\u017en\u00fdch obchod\u016f a\u00a0nechaly je otestovat v\u00a0laborato\u0159i Eurofins. Rozbor se zam\u011b\u0159il p\u0159edev\u0161\u00edm na raj\u010datovou slo\u017eku a\u00a0obsah soli. <\/p>\n

Z\u00a0nam\u011b\u0159en\u00fdch hodnot laborato\u0159 vypo\u010d\u00edtala, kolik \u010derstv\u00fdch raj\u010dat bylo p\u0159ibli\u017en\u011b pot\u0159eba na v\u00fdrobu sto gram\u016f ke\u010dupu. Proto\u017ee se p\u0159i zpracov\u00e1n\u00ed z\u00a0raj\u010dat odstra\u0148uje voda, m\u016f\u017ee toto \u010d\u00edslo v\u00fdrazn\u011b p\u0159esahovat sto gram\u016f, v\u00fdsledek je orienta\u010dn\u00ed a\u00a0m\u016f\u017ee se li\u0161it a\u017e o\u00a0p\u011btinu.<\/p>\n

V pr\u016fm\u011bru vy\u0161lo testovan\u00fdch vzork\u016f p\u0159ibli\u017en\u011b 175\u00a0gram\u016f raj\u010dat na 100\u00a0gram\u016f ke\u010dupu. Nejv\u00fd\u0161e se dostal Kand Tomato Ke\u010dup sladk\u00fd s\u00a0hodnotou okolo 250\u00a0gram\u016f, n\u00e1sledoval bio ke\u010dup Vilgain s\u00a0p\u0159ibli\u017en\u011b 226\u00a0gramy. Na opa\u010dn\u00e9m konci se hodnoty pohybovaly kolem 125\u00a0a\u017e 130\u00a0gram\u016f.<\/p>\n

\u201eZa velmi dobrou \u00farove\u0148 pova\u017euji obsah raj\u010dat od sto sedmdes\u00e1t p\u011bt a\u017e dv\u011b st\u011b\u00a0gram\u016f na sto gram\u016f ke\u010dupu, kter\u00e9 mohou b\u00fdt ozna\u010dov\u00e1ny jako Prima, Extra nebo Speci\u00e1l,\u201c uvedl pro Novinky odborn\u00edk na kvalitu potravin Jan Pivo\u0148ka z\u00a0Vysok\u00e9 \u0161koly chemicko-technologick\u00e9 v\u00a0Praze. <\/p>\n

Foto: Pr\u00e1vo<\/p>\n

Vy\u0161\u0161\u00ed pod\u00edl je podle Pivo\u0148ky obecn\u011b pozitivn\u00ed, ale ani tady neplat\u00ed, \u017ee \u010d\u00edm v\u00edce raj\u010dat, t\u00edm lep\u0161\u00ed v\u00fdrobek. P\u0159\u00edli\u0161 koncentrovan\u00fd ke\u010dup m\u016f\u017ee b\u00fdt velmi hust\u00fd a\u00a0d\u016fle\u017eit\u00e1 z\u016fst\u00e1v\u00e1 i\u00a0vyv\u00e1\u017een\u00e1 chu\u0165.<\/p>\n

Kolem dvou set gram\u016f se pohybovaly rovn\u011b\u017e Heinz Zero a\u00a0jemn\u00fd ke\u010dup z\u00a0Lidlu. Na spodn\u00ed hranici skon\u010dily b\u011b\u017en\u00fd Heinz Tomato Ketchup a\u00a0Neli.<\/p>\n

D\u011btsk\u00fd v\u00fdrobek pln\u00fd cukru<\/p>\n

Pr\u00e1v\u011b u\u00a0Lidlu ale laborato\u0159 upozornila na ozna\u010den\u00ed v\u00fdrobku. \u010cesk\u00e1 etiketa uv\u00e1d\u00ed 78\u00a0procent koncentrovan\u00e9ho raj\u010datov\u00e9ho protlaku. Takov\u00fd \u00fadaj p\u0159itom z\u00e1kazn\u00edkovi s\u00e1m o\u00a0sob\u011b mnoho ne\u0159ekne, proto\u017ee jednotliv\u00e9 koncentr\u00e1ty mohou obsahovat r\u016fzn\u00e9 mno\u017estv\u00ed vody.<\/p>\n

Pokud by se po\u010d\u00edtalo s\u00a0nej\u010dast\u011bji pou\u017e\u00edvan\u00fdm koncentr\u00e1tem, laboratorn\u00ed v\u00fdsledky deklarovan\u00fdm 78\u00a0procent\u016fm podle laborato\u0159e neodpov\u00eddaj\u00ed. Samotn\u00fd ke\u010dup p\u0159itom dopadl dob\u0159e, vypo\u010dten\u00e9 mno\u017estv\u00ed pou\u017eit\u00fdch raj\u010dat bylo nadpr\u016fm\u011brn\u00e9. \u201eProbl\u00e9mem nen\u00ed samotn\u00fd v\u00fdrobek, ale zp\u016fsob jeho ozna\u010den\u00ed,\u201c shrnul Pivo\u0148ka.<\/p>\n

Velk\u00e9 rozd\u00edly ukazuj\u00ed tak\u00e9 \u00fadaje o\u00a0cukrech na etiket\u00e1ch. Nejm\u00e9n\u011b jich m\u011bl Heinz Zero bez p\u0159idan\u00e9ho cukru a\u00a0soli, a\u00a0to p\u011bt gram\u016f na sto gram\u016f v\u00fdrobku. Bio ke\u010dup Vilgain bez p\u0159idan\u00e9ho cukru uv\u00e1d\u011bl 7,3\u00a0gramu.<\/p>\n

Na opa\u010dn\u00e9m konci se ocitl Neli s\u00a027\u00a0gramy cukr\u016f. P\u0159ekvapiv\u011b vysoko se um\u00edstil tak\u00e9 Rudolfs Bio Ke\u010dup pro d\u011bti. V\u00fd\u017eivov\u00e1 tabulka uv\u00e1d\u00ed 23\u00a0gram\u016f cukr\u016f na sto gram\u016f v\u00fdrobku a\u00a0ve slo\u017een\u00ed je osmn\u00e1ct procent p\u0159idan\u00e9ho cukru.<\/p>\n

\u201eKe\u010dup je ze sv\u00e9 podstaty ochucen\u00e1 raj\u010datov\u00e1 om\u00e1\u010dka, ve kter\u00e9 maj\u00ed cukr i\u00a0s\u016fl sv\u00e9 m\u00edsto. Samotn\u00e1 jejich p\u0159\u00edtomnost nen\u00ed zn\u00e1mkou ni\u017e\u0161\u00ed kvality,\u201c vysv\u011btlil Pivo\u0148ka. Rozhoduj\u00edc\u00ed je podle n\u011bj mno\u017estv\u00ed a\u00a0celkov\u00e9 vyv\u00e1\u017een\u00ed receptury.<\/p>\n

U soli nebyly rozd\u00edly mezi v\u011bt\u0161inou v\u00fdrobk\u016f tak v\u00fdrazn\u00e9. Laborato\u0159 nam\u011b\u0159ila obvykle p\u0159ibli\u017en\u011b jeden a\u00a0p\u016fl\u00a0a\u017e dva gramy na sto\u00a0gram\u016f. Zcela vybo\u010dil Heinz Zero s\u00a0pouh\u00fdmi 0,06\u00a0gramu.<\/p>\n

Barva m\u016f\u017ee klamat<\/p>\n

Ani odst\u00edn ke\u010dupu nen\u00ed jednoduch\u00fdm m\u011b\u0159\u00edtkem kvality. Tmav\u0161\u00ed v\u00fdrobek nemus\u00ed obsahovat v\u00edce raj\u010dat. Barvu ovliv\u0148uje jejich odr\u016fda, ale tak\u00e9 zp\u016fsob zpracov\u00e1n\u00ed protlaku. <\/p>\n

Stejn\u011b tak nen\u00ed automatickou zn\u00e1mkou vy\u0161\u0161\u00ed kvality absence konzervant\u016f. Pasterovan\u00fd ke\u010dup vydr\u017e\u00ed p\u0159ed otev\u0159en\u00edm dlouho, po otev\u0159en\u00ed se v\u0161ak m\u016f\u017ee za\u010d\u00edt kazit. Cukr, s\u016fl i\u00a0konzerva\u010dn\u00ed l\u00e1tky p\u0159itom trvanlivost prodlu\u017euj\u00ed.<\/p>\n

\u010cesk\u00e1 legislativa ke\u010dup pom\u011brn\u011b p\u0159esn\u011b vymezuje. U\u00a0b\u011b\u017en\u00e9ho ke\u010dupu mus\u00ed nejm\u00e9n\u011b sedm procent tvo\u0159it takzvan\u00e1 refraktometrick\u00e1 su\u0161ina poch\u00e1zej\u00edc\u00ed z\u00a0raj\u010dat. U\u00a0vy\u0161\u0161\u00edch kategori\u00ed ozna\u010den\u00fdch Prima, Extra nebo Speci\u00e1l je minimum deset procent.<\/p>\n

P\u0159i n\u00e1kupu tak nen\u00ed dobr\u00e9 \u0159\u00eddit se jen n\u00e1pisy jako \u201ebio\u201c, \u201epro d\u011bti\u201c nebo \u201ebez konzervant\u016f\u201c. V\u00edce napov\u00ed mno\u017estv\u00ed pou\u017eit\u00fdch raj\u010dat, obsah cukr\u016f a\u00a0soli a\u00a0cel\u00e9 slo\u017een\u00ed. Jak uk\u00e1zal test, ani vysok\u00e9 procento protlaku na etiket\u011b nemus\u00ed z\u00e1kazn\u00edkovi bez dal\u0161\u00edho vysv\u011btlen\u00ed \u0159\u00edct, kolik raj\u010dat se ve skute\u010dnosti p\u0159i v\u00fdrob\u011b pou\u017eilo.<\/p>\n

P\u016fvodn\u011b byl z\u00a0ryb<\/p>\n

Raj\u010data p\u0159itom s\u00a0p\u016fvodn\u00edm ke\u010dupem nem\u011bla mnoho spole\u010dn\u00e9ho. P\u0159edch\u016fdci t\u00e9to om\u00e1\u010dky poch\u00e1zeli z\u00a0Asie a\u00a0\u0161lo o\u00a0fermentovan\u00e9 om\u00e1\u010dky, mimo jin\u00e9 ryb\u00ed. Evropan\u00e9 pozd\u011bji p\u0159ipravovali vlastn\u00ed varianty nap\u0159\u00edklad z\u00a0hub nebo vla\u0161sk\u00fdch o\u0159ech\u016f. <\/p>\n

Jedny z\u00a0prvn\u00edch publikovan\u00fdch americk\u00fdch recept\u016f na raj\u010datov\u00fd ke\u010dup poch\u00e1zej\u00ed z\u00a0po\u010d\u00e1tku 19.\u00a0stolet\u00ed; recept l\u00e9ka\u0159e Jamese Measeho vy\u0161el v\u00a0roce 1812.\u00a0Americk\u00fd potravin\u00e1\u0159sk\u00fd v\u00fdrobce Heinz za\u010dal raj\u010datov\u00fd ke\u010dup vyr\u00e1b\u011bt v\u00a0roce 1876.<\/p>\n

<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"Novinky vybraly des\u00edtku ke\u010dup\u016f z\u00a0b\u011b\u017en\u00fdch obchod\u016f a\u00a0nechaly je otestovat v\u00a0laborato\u0159i Eurofins. Rozbor se zam\u011b\u0159il p\u0159edev\u0161\u00edm na raj\u010datovou slo\u017eku…\n","protected":false},"author":2,"featured_media":176756,"comment_status":"","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":"","_share_on_mastodon":"0"},"categories":[10],"tags":[17,21,42468,7892,16,850,763,18,19,22,20],"class_list":["post-176755","post","type-post","status-publish","format-standard","has-post-thumbnail","category-zpravy","tag-headlines","tag-hlavni-udalosti","tag-kecup","tag-laboratore","tag-news","tag-potraviny","tag-testy","tag-top-news","tag-top-stories","tag-udalosti-dne","tag-zpravy"],"share_on_mastodon":{"url":"https:\/\/pubeurope.com\/@cz\/117081542784253838","error":""},"_links":{"self":[{"href":"https:\/\/www.europesays.com\/cz\/wp-json\/wp\/v2\/posts\/176755","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.europesays.com\/cz\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.europesays.com\/cz\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.europesays.com\/cz\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/www.europesays.com\/cz\/wp-json\/wp\/v2\/comments?post=176755"}],"version-history":[{"count":0,"href":"https:\/\/www.europesays.com\/cz\/wp-json\/wp\/v2\/posts\/176755\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.europesays.com\/cz\/wp-json\/wp\/v2\/media\/176756"}],"wp:attachment":[{"href":"https:\/\/www.europesays.com\/cz\/wp-json\/wp\/v2\/media?parent=176755"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.europesays.com\/cz\/wp-json\/wp\/v2\/categories?post=176755"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.europesays.com\/cz\/wp-json\/wp\/v2\/tags?post=176755"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}