Ingredient · E300

Ascorbic Acid To Preserve Freshness

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

What it is

Ascorbic acid is a form of vitamin C. It is found naturally in many fruits and vegetables. It can be produced commercially through chemical synthesis or by the fermentation of glucose.

Why it's used

Ascorbic acid is added to foods as an antioxidant to preserve freshness and prevent browning, especially in fruits, vegetables, and processed meats. It also acts as an acidity regulator and a nutrient fortifier.

Health notes

Ascorbic acid is generally recognized as safe (GRAS) by the FDA when used as a food additive. It is an essential nutrient for human health. International bodies like JECFA and EFSA have evaluated ascorbic acid. Evidence does not suggest adverse health effects at typical dietary intake levels.

Allergen info

Ascorbic acid is not derived from any of the 9 major allergens. It does not contain gluten.

Products containing Ascorbic Acid To Preserve Freshness

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CVS Pharmacy, Inc. Luxurious Shortbread, Sea Salt, Caramel Cookies & Biscuits 464kcal 3.6Protein 21.4Fat 60.7Carbs American Pop Corn Company Healthy Pop 100's Kettle Corn Microwave Popcorn, Healthy Pop 100's Popcorn, Peanuts, Seeds & Related Snacks 324kcal 8.8Protein 5.9Fat 67.7Carbs Crispy White Microwave Popcorn, Crispy White American Pop Corn Company Crispy White Microwave Popcorn, Crispy White Popcorn, Peanuts, Seeds & Related Snacks 324kcal 11.8Protein 5.9Fat 67.7Carbs Bellisio Foods Inc Santa Fe Style Rice & Beans In Sour Cream & Mild Jalapeno Sauce, Topped With Cheddar Cheese, Santa Fe Style Rice & Beans Frozen Dinners & Entrees High in sodium — 22% DV per serving 133kcal 4.6Protein 3.3Fat 21.6Carbs American Pop Corn Company Jolly Time, Healthy Pop, Unpopped Corn, Kettle, Kettle Popcorn, Peanuts, Seeds & Related Snacks 324kcal 11.8Protein 5.9Fat 67.7Carbs Green Pepper Sauce, Green McIlhenny Company Green Pepper Sauce, Green Ketchup, Mustard, BBQ & Cheese Sauce 0kcal 0Protein 0Fat 0Carbs McIlhenny Company Milder Jalapeno Green Pepper Sauce, Milder Jalapeno Oriental, Mexican & Ethnic Sauces 0kcal 0Protein 0Fat 0Carbs McIlhenny Company Milder Jalapeno Green Pepper Sauce, Milder Jalapeno Ketchup, Mustard, BBQ & Cheese Sauce 0kcal 0Protein 0Fat 0Carbs Linda's Mustard Crustless Longostno Lobster Quiche With Monterey Jack Cheese, Spinach & Mushroom, With Monterey Jack Cheese, Spinach & Mushroom Frozen Appetizers & Hors D'oeuvres High in saturated fat — 50% DV per serving High in cholesterol — 33% DV per serving 235kcal 9.2Protein 17.4Fat 5.1Carbs Linda's Mustard Mac N' Cheese Argentinian Red Shrimp, Mac N' Cheese Frozen Dinners & Entrees High in sodium — 58% DV per serving High in saturated fat — 45% DV per serving High in cholesterol — 53% DV per serving 220kcal 7.9Protein 6.2Fat 27.3Carbs Hotel Express International Alfredo Green Chile Shrimp, Alfredo Frozen Dinners & Entrees High in sodium — 56% DV per serving High in saturated fat — 60% DV per serving High in cholesterol — 78% DV per serving 144kcal 3.2Protein 5.9Fat 13.8Carbs Hotel Express International Tuscan Style Cod With Ancient Grains, Chickpea & Zucchini, Tuscan Style Frozen Dinners & Entrees High in sodium — 23% DV per serving 109kcal 9.1Protein 2.4Fat 13.2Carbs
Salt (16 products) Corn Starch (13 products) Water (13 products) Xanthan Gum (12 products) Distilled Vinegar (12 products) Citric Acid (7 products) Cream (6 products) Jalapeno Pepper (6 products) Natural Flavors (6 products) Jalapeno Peppers (5 products)

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.