In plain words
Calcium sulphate is a mineral also known as gypsum, long used to curdle soy milk into tofu. You find it in tofu, some bread and flour, and in brewing water for beer.
Where you find it: tofu, bread
Our recommendation
No need to avoid it.
Possible risks and effects
- No relevant risk known at normal intake.
For experts
An inorganic salt used as a coagulant, firming agent, carrier and flour treatment agent. Its calcium ions coagulate soy proteins and behave like ordinary dietary calcium; authorised in the EU at quantum satis.
Check another E-number
More from this group
E551Silicon dioxide (silica)E554Sodium aluminium silicateE900DimethylpolysiloxaneE1520Propylene glycolE535–E538FerrocyanidesE290Carbon dioxideE422GlycerolE509Calcium chlorideThis information is educational and based on EFSA assessments and available studies; it does not replace medical advice. With allergies, intolerances or illness, follow your doctor’s advice.