ADITIVI - studentski.net
Transcript of ADITIVI - studentski.net
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ADITIVI
V PREHRANI
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ADITIVI
NOSILCI ADITIVOV
SNOVI, ki se uporabljajo za razredčenje
aditivov ali omogočajo lažjo uporabo,
vendar ne vplivajo na tehnološke lastnosti
Dekstrin za 1-MCP
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ADITIVI
KISLINE
– Dodajajo se za korekcijo okusa istočasno pa
tudi kot antioksidanti ali kot mediji za znižanje
pH posredno za zaščito pred mikroorganizmi.
– Največkrat se dodaja kis, citronska
kislina,vinska kislina, jabolčna, fumarna,
mlečna,
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ADITIVI
REGULAROJI KISLOSTI
– Regulatorji kislosti se dodajajo za kontrolo
kislosti in/ali alkalnosti
– Najbolj znan primer je kemijski razkis vina
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ADITIVI
SESTAVINE PROTI SKEPLJANJU
– SESTAVINE PROTI SKEPLJANJU
preprečujejo skepljanje izdelkov kot je mleko v
prahu ali kuhinska sol
– Najboj znana spojina je natrijev aluminijev
silikat
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ADITIVI
ANTIPENILCI
ANTIPENILCI SO SNOVI, ki preprečujejo
penjenje
Poli-dimetil siloksan
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ADITIVI
ANTIOKSIDANTI
ANTIOKSIDANTI so snovi, ki
preprečujejo učinek kisika na hrano in
delujejo pozitivno na zdravje
Askorbinska kislina, tokoferoli, ekstrakti iz
rastlin
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ADITIVI
ADITIVI ZA POVEČANJE VOLUMNA
so snovi, ki povečajo volumen, ne da bi se
povečala energetska ali prehranska vrednost
Škrob, inulin
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ADITIVI
BARVILA
BARVILA so snovi, ki nadomestijo
izgubljena barvila med predelavo in/ali
povečajo atraktivnost hrane
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ADITIVI
SREDSTVA ZA POVEČANJE
OBSTOJNOSTI BARVIL
SREDSTVA ZA POVEČANJE
OBSTOJNOSTI BARVIL so snovi, ki
zaščitijo že prisotna barvila pred
negativnimi spremembami
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ADITIVI
EMULGATORJI
EMULGATORJI so sredstva, ki omogočajo
olju in vodi da obstaneta v emulziji, kot so
majoneza, sladoled, homogenizirano mleko
Jajčni rumenjak, lecitin
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ADITIVI
AROME
AROME so naravne ali sintetične spojine,
ki se dodajajo hrani za izboljšanje vonja in
okusa
Široka uporaba v živilski industriji in
kozmetiki
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ADITIVI
OJAČEVALCI VONJA IN OKUSA
OJAČEVALCI VONJA IN OKUSA so
snovi, ki ojačajo že obstoječ vonj in okus
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ADITIVI
E620 Glutamic acid [Flavour enhancer] [possible reaction] [possibly GM]
E621 Monosodium glutamate [Flavour enhancer] [possible reaction] [LGM]
E622 Monopotassium glutamate [Flavour enhancer] [possible reaction] [possibly GM]
E623 Calcium diglutamate [Flavour enhancer] [possible reaction] [possibly GM]
E624 Monoammonium glutamate [Flavour enhancer] [possible reaction] [possibly GM]
E625 Magnesium diglutamate [Flavour enhancer] [possible reaction] [possibly GM]
E626 Guanylic acid [Flavour enhancer]
E627 Disodium guanylate, sodium guanylate [Flavour enhancer] [possibly of AO]
E628 Dipotassium guanylate [Flavour enhancer]
E629 Calcium guanylate [Flavour enhancer]
E630 Inosinic acid [Flavour enhancer]
E631 Disodium inosinate [Flavour enhancer] [possibly of AO]
E632 Dipotassium inosinate [Flavour enhancer]
E633 Calcium inosinate [Flavour enhancer]
E634 Calcium 5'-ribonucleotides [Flavour enhancer]
E635 Disodium 5'-ribonucleotides [Flavour enhancer] [possibly of AO]
E636 Maltol [Flavour enhancer]
E637 Ethyl maltol [Flavour enhancer]
E640 Glycine and its sodium salt [Flavour enhancer] [possibly of AO]
"
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ADITIVI
ADITIVI, KI SE DODAJAJO MOKI
ADITIVI, KI SE DODAJAJO MOKI so
snovi, ki izboljšajo barvo predvsem pa
funkcionalne lastnosti pri peki
Vplivajo na gluten
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ADITIVI
HUMEKTANTI
HUMEKTANTI so higroskopične snovi,ki
vzdržujejo vodo v hrani
Glicerin, sorbitol, ksilitol, propilen glikol,
mlečna kislina
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ADITIVI
POTISNI PLINI
POTISNI PLINI so plini namenjeni za
potiskanje hrane iz embalaže
N2O
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ADITIVI
STABILIZATORJI, ZGOŠČEVALNA
SREDSTVA, ŽELIRNA SREDSTVA
So snovi, ki dajejo stabilno trdno strukturo
(džem , marmelade, pudingi)
Pektin, agar, karagenan, škrob ...
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ADITIVI
SLADILA
SLADILA so snovi naravne ali umetne za
korekcijo okusa
Nizkokalorična umetna sladila so primerna
za sladkorne bolnike, ugodno delujejo tudi
na zobe
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ADITIVI
ZGOŠČEVALNA SREDSTVA
ZGOŠČEVALNA SREDSTVA so snovi, ki
povečajo viskoznost
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ADITIVI
SREDSTVA ZA GLAZIRANJE
SREDSTVA ZA GLAZIRANJE so snovi,
ki dajo bleščečo površino
Voski, stearinska kislina