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Calcium Peroxide
Calcium Peroxide
Also known as: E930
Low concern
Calcium peroxide is FDA GRAS for flour treatment (21 CFR 184.1157) at <0.0075% of flour weight. EFSA has accepted it as safe within specified limits.
Found in
1,223 products
E-number
E930
What it is
Calcium peroxide (CaO2), an inorganic flour treatment agent.
Flour bleaching/oxidizing agent and dough conditioner.
Why it's flagged
- irritant in raw form (industrial handling, not consumer)
What regulators actually say
"Calcium peroxide... is used as a dough conditioner... at a level not to exceed 0.0075 part for each 100 parts by weight of flour used."
Regulatory status
United States — FDA
GRAS per 21 CFR 184.1157.
European Union — EFSA
Authorised flour treatment agent.
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