Food additive · Acidity regulator / processing aid
Calcium peroxide
A flour treatment / dough conditioning agent.
- Food additive
- Expert review pending
Concern level
A minor or very limited concern, such as being an ultra-processing marker only. The concern level sets how many points calcium peroxide costs on a product’s receipt.
What the evidence says
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Restricted useRegulatory
Health Canada permits it only as a flour treatment agent in listed foods, up to 100 ppm of the flour in bread. [1]
Evidence tiers say how sure the evidence is, separately from how much it matters. About evidence tiers.
Popular products that list calcium peroxide
27 of the 17,000 most-scanned products in the US with a GoodSwap page list calcium peroxide. The 12 most scanned:
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Classic White Bread Wonder · 20 oz Score 21 out of 100 Poor -
12 Grain Bread L'oven Fresh Score 30 out of 100 Poor -
100% Whole Wheat Round Top Bread Great Value · 20 oz Score 30 out of 100 Poor -
100% Whole Wheat Bread LF Score 25 out of 100 Poor -
100% Whole Wheat Bread LF · 20 oz Score 50 out of 100 Okay -
Peanut Butter & Grape Jelly Sandwich Smucker's · 2.6 oz Score 9 out of 100 Bad -
Peanut Butter & Strawberry Jam Sandwich Smucker's Uncrustables · 4 × 2 oz Score 15 out of 100 Bad -
Smucker's Uncrustables Peanut Butter & Strawberry Jam Sandwich Smucker's Uncrustables · 2.6 oz/76 g Score 9 out of 100 Bad -
Classic White Bread L'Oven Score 43 out of 100 Okay -
Classic Hamburger Buns Wonder · 15 oz Score 40 out of 100 Okay -
Wheat Enriched Bread Homepride · 20 oz/567 g Score 22 out of 100 Poor -
Uncrustables Smucker's · 2.8 oz/80 g Score 15 out of 100 Bad
Diets and allergens
- Vegan
- Yes
- Vegetarian
- Yes
- Gluten-free
- Yes
For the ingredient in general. Always check the package: a product’s own labels win.
Names GoodSwap recognizes on labels (4)
- calcium iodate
- benzoyl peroxide
- calcium peroxide
- potassium iodate dough conditioner
Sources
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2. List of Permitted Flour Treatment Agents (Lists of Permitted Food Additives)
“A.4 Azodicarbonamide n/a (a) Bread (a) Flour treatment agent (a) 45 ppm of the flour n/a”
canada.ca