E270: Lactic acid

What it does

Adds sourness and preserves.

What it is made from

Made by fermenting sugars (corn, sugar beet or other sources). Rarely from lactose.

Allergies and diets

• Dairy? Can be made from milk or lactose, or grown on a milk-based medium.
• Corn (maize)? Can be made from corn (maize).
• Not vegan? Can come from animals, milk, egg or honey (not vegan).

It does not contain milk protein, despite the name.

General information, not medical advice. Sources differ between manufacturers: check the label or ask the maker.

Acids and acidity regulators

• E296 Malic acid
• E297 Fumaric acid
• E325 Sodium lactate
• E326 Potassium lactate
• E327 Calcium lactate
• E329 Magnesium lactate
• E330 Citric acid
• E331 Sodium citrates
• E332 Potassium citrates
• E333 Calcium citrates
• E334 Tartaric acid
• E335 Sodium tartrates

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