E numbers on additives mean they have passed safety tests and have been approved for use in Great Britain including Scotland.
Find out more about additives and e-numbers on the Food Standards Agency website.
'Southampton Six' food colours
Consumption of mixes of certain artificial food colours and the preservative sodium benzoate could be linked to increased hyperactivity in some children.
Glycerol (E 422)
FSS and the Food Standards Agency FSA have issued voluntary industry guidance on glycerol in slush-ice drinks, advising that they should not be sold to children four years of age and under.