Ingredient · E270

Lactic

Source
Unknown
Not yet classified by editors
Allergen
No
Role in food
Lactic acid is used as a flavor enhancer, preservative, and acidity regulator. It provides …

What is Lactic?

Lactic acid is a naturally occurring organic acid. It is found in milk and produced by the fermentation of carbohydrates, such as sugars, by certain bacteria. It can be produced commercially through fermentation or synthesized chemically.

Is Lactic a major allergen?

Lactic acid itself is not a major allergen.

What is Lactic used for?

Lactic acid is used as a flavor enhancer, preservative, and acidity regulator.

Is Lactic safe?

In the U.S., lactic acid is generally recognized as safe (GRAS) by the FDA for use in food.

Why it's used

Lactic acid is used as a flavor enhancer, preservative, and acidity regulator. It provides a mild, sour taste and helps control pH in foods. It is commonly found in dairy products like cheese and yogurt, as well as in candies, baked goods, and beverages.

Health notes

In the U.S., lactic acid is generally recognized as safe (GRAS) by the FDA for use in food. It is a normal product of metabolism in the body. International bodies like JECFA have evaluated lactic acid and its salts. Evidence does not suggest adverse health effects from typical dietary intake.

Allergen info

Lactic acid itself is not a major allergen. However, it can be derived from milk, which is a major allergen. If derived from milk, it would be considered a milk derivative.

Foods that contain Lactic

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Auto-generated content. This description was generated automatically and is pending editorial review. Inaccuracies are possible. Found a mistake? Contact us.

Last updated: September 28, 2026

Note: This site presents label data from USDA FoodData Central for general information. It is not medical advice. Check the package label; formulations change.