Ingredient · E300

Added To Retain Freshness

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Source
Not animal-derived
Allergen
No
Role in food
Ascorbic acid is added to foods primarily as an antioxidant to prevent spoilage and …

What it is

Ascorbic acid, also known as Vitamin C, is a naturally occurring nutrient found in many fruits and vegetables. It is typically produced commercially through a chemical synthesis process.

Why it's used

Ascorbic acid is added to foods primarily as an antioxidant to prevent spoilage and maintain freshness, especially in fruits, vegetables, and processed meats. It helps prevent browning and preserves color and flavor. It is also used as a nutrient supplement.

Health notes

Ascorbic acid is generally recognized as safe (GRAS) by the FDA when used as a nutrient or antioxidant. It is an essential vitamin for human health, involved in immune function and tissue repair. JECFA has evaluated ascorbic acid and set an acceptable daily intake. EFSA has also evaluated its safety. At typical dietary intake levels, it is considered safe.

Allergen info

Not a major allergen. It is not derived from any of the 9 FDA major allergens. It does not contain gluten.

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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.