Common Additives in Bread

Preservatives, emulsifiers, and flour treatment agents.

Why these additives?

Modern commercial bread contains a surprising number of additives beyond basic flour, water, yeast, and salt. Preservatives like calcium propionate (E282) prevent mold growth. Emulsifiers like DATEM (E472e) and SSL (E481) improve texture and shelf life. Flour treatment agents like azodicarbonamide (banned in the EU but legal in the US) and ascorbic acid (vitamin C) strengthen the dough. Understanding these additives helps you choose bread that aligns with your preferences.

Common preservative

Sodium salt of sorbic acid preservative

Potassium Sorbate

E202

Widely used preservative

Calcium Sorbate

E203

Calcium salt of sorbic acid

Heptyl p-hydroxybenzoate

E209

Paraben preservative. Delisted in EU

Benzoic Acid

E210

Preservative for acidic foods

Sodium Benzoate

E211

Common preservative. Can form benzene with vitamin C

Preservative

Preservative

Ethyl p-hydroxybenzoate (Ethylparaben)

E214

Paraben preservative

Sodium Ethyl p-hydroxybenzoate

E215

Paraben preservative

Propyl p-hydroxybenzoate (Propylparaben)

E216

Banned in EU for food use since 2006. Still used in US cosmetics

Sodium Propyl p-hydroxybenzoate

E217

Banned in EU. Paraben concerns

Methyl p-hydroxybenzoate (Methylparaben)

E218

Paraben preservative

Sodium Methyl p-hydroxybenzoate

E219

Paraben preservative

Sulphur Dioxide

E220

Preservative for wine, dried fruits. Allergen

Sodium Sulphite

E221

Sulphite preservative. Allergen

Sodium Hydrogen Sulphite

E222

Sulphite. Allergen

Sodium Metabisulphite

E223

Sulphite. Allergen

Potassium Metabisulphite

E224

Sulphite. Allergen

Potassium Sulphite

E225

Sulphite preservative. Allergen

Potassium Sulphite (dihydrate)

E225a

Crystal form of potassium sulphite. Sulphite allergen

Calcium Sulphite

E226

Sulphite. Allergen

Calcium Hydrogen Sulphite

E227

Sulphite. Allergen

Potassium Hydrogen Sulphite

E228

Sulphite. Allergen

Biphenyl / Diphenyl

E230

Citrus fruit fungicide. Removed from EU approved list in 2005

Orthophenyl Phenol (OPP)

E231

Citrus peel fungicide. Removed from EU food additives list

Sodium Orthophenyl Phenol

E232

Sodium salt of OPP. Removed from EU list

Thiabendazole

E233

Fungicide for citrus/banana skins. Now classified as pesticide, not food additive

Nisin

E234

Natural antimicrobial from bacteria

Natamycin / Pimaricin

E235

Antifungal for cheese

Formic Acid

E236

Antibacterial. Delisted as food additive in EU

Sodium Formate

E237

Delisted in EU as food additive

Calcium Formate

E238

Delisted in EU as food additive

Hexamethylenetetramine

E239

Provolone cheese only

Formaldehyde

E240

Highly toxic. Banned worldwide as food additive. Known carcinogen (IARC Group 1)

Dimethyl Dicarbonate

E242

Cold sterilization for beverages

Potassium Nitrite

E249

Cured meat preservative. Concerns about nitrosamines

Sodium Nitrite

E250

Cured meat preservative. Concerns about nitrosamines

Sodium Nitrate

E251

Cured meat preservative

Frequently Asked Questions

Why does store-bought bread have so many additives?

Commercial bread needs to survive manufacturing, transportation, and shelf display — a process that can take days or weeks. Preservatives prevent mold, emulsifiers keep the crumb soft, and dough conditioners ensure consistent results in high-speed bakeries. Artisan or bakery bread typically has far fewer additives because it is meant to be consumed within a day or two. If additive-free bread is important to you, look for products with 5 or fewer ingredients.

Is azodicarbonamide in bread safe?

Azodicarbonamide (ADA/E927a) is a flour bleaching and dough conditioning agent that is banned in the EU, UK, and Japan but permitted in the US. It gained notoriety as the 'yoga mat chemical' because it is also used in foam plastics. While the FDA considers it safe at up to 45 ppm, its breakdown products include semicarbazide, which has raised health concerns. Many major US bakeries have voluntarily removed it.

What is the healthiest bread regarding additives?

Bread with the fewest additives is typically sourdough (which uses natural fermentation instead of commercial yeast and dough conditioners), 100% whole wheat bread from local bakeries, or brands that list only flour, water, salt, and yeast. In the US, look for the 'Clean Label' movement brands. In the EU, bread generally contains fewer additives due to stricter regulations.

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