E620 – E640

Number Name Comments
E620 Glutamic
acid
flavour
enhancer, salt substitute; amino acid present in many animal and vegetable
proteins, derived commercially from bacteria; might cause similar problems as
MSG(621), young children
should avoid it
E621 Monosodium
glutamate (MSG)
flavour
enhancer derived from the fermentation of molasses, salt substitute; adverse
effects appear in some asthmatic people, not permitted in foods for infants
and young children; typical products are canned vegetables, canned tuna,
dressings, many frozen foods
E622 Monopotassium
glutamate
can
cause nausea, vomiting, diarrhoea, abdominal cramps; typical products are low
sodium salt substitutes
E623 Calcium
diglutamate
salt
substitute, no known adverse effects
E624 Monoammonium
glutamate
salt
substitute, no known adverse effects
E625 Magnesium
diglutamate
salt
substitute, no known adverse effects
E626 Guanylic
acid
may
trigger gout
E627 Disodium
guanylate
isolated
from sardines or yeast extract; may trigger gout, not permitted in foods for
infants and young children
E629 Calcium
guanylate
may
trigger gout
E631# Disodium
inosinate
may be
prepared from meat or sardines; may trigger gout, not permitted in foods for
infants and young children
E633 Calcium
inosinate
may
trigger gout
E635# Disodium
5′-ribonucleotide
may be
associated with itchy skin rashes up to 30 hours after ingestion; rashes may
vary from mild to dramatic; the reaction is dose-related and cumulative, some
individuals are more sensitive than others; typical foods include flavoured
chips, instant noodles and party pies;
avoid it, banned in some
countries
E636 Maltol derived
from the bark of larch trees, pine needles, chicory wood, oils and roasted
malt; it may be produced synthetically
E637 Ethyl
maltol
derived
from maltol
E640# Glycine
& its sodium salt
?

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