Calcium metabisulphite; calcium bisulphite
Calcium salt of sulphurous acid.
Function & characteristics:
It is a greenish fluid, which reacts to form calcium sulphite. In acidic conditions it forms sulphurous acid, which acts as a preservative. It is used as a preservative in beer production. It increases the firmness of canned vegetables (due to the calcium).
Acceptable Daily Intake:
Up to 0.7 mg/kg body weight.
It is reduced in the liver to harmless sulphate and excreted in the urine.
People who are intolerant towards natural sulphites should also avoid added sulphites (E221-228).
None – sulphur dioxide and sulphites can be consumed by all religious groups, vegans and vegetarians.
The information on this website is not intended to replace a one-on-one relationship with a qualified health care professional and is not intended as medical advice. It is intended as a sharing of knowledge and information. Foodnet India encourages you to make your own health care decisions based upon your research and in partnership with a qualified health care professional.