What is E300? Ascorbic Acid Explained

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🟢 🟢 Safe
E300 — Ascorbic Acid (Vitamin C)
Antioxidants
🌱VeganYes
🥚VegetarianYes
☪️HalalHalal
🌴Palm OilUnlikely

E300 is Ascorbic Acid — vitamin C — one of the most common and well-understood antioxidants, used to prevent browning and rancidity.

What is E300 (Ascorbic Acid)?

E300 is Ascorbic Acid (Vitamin C), a food additive classified as a antioxidant that prevent oxidation and rancidity. Vitamin c — one of the most common and well-understood antioxidants, used to prevent browning and rancidity. You'll find it in cooking oils, snack foods, processed meats and many other packaged foods. Ascorbic Acid is one of the better-known food additives and appears regularly in label-reading guides and dietary discussions. Like every E-number, E300 has been authorised for use in food following an EFSA safety evaluation — though authorisation doesn't mean concern-free, as the safety section below explains.

Where is E300 found?

E300 (Ascorbic Acid) is found in cooking oils, snack foods, processed meats, nut butters, frozen foods, cereals.

Also known as: Ascorbic Acid · Vitamin C

Is E300 safe?

EFSA has reviewed E300 and considers it safe for human consumption at the levels used in food. No credible evidence links Ascorbic Acid to harm at normal dietary intakes.

EFSA opinion: Ascorbic Acid — status Safe.

Ascorbic Acid is one of the nutrients linked to eye health. If you're topping up your intake, CorneaCare stocks targeted eye-health supplements →

Check the calorie content of foods containing E300. If you’re pregnant, see our pregnancy food safety guide. Taking supplements? Check drug and supplement interactions.

Related to E300 (Ascorbic Acid)

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Recipes using whole, unprocessed ingredients with no E-numbers.

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Eye-Health Vitamins
Ascorbic Acid supports eye health — CorneaCare stocks targeted supplements for exactly this.

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E300 FAQs

What is E300 in food?

E300 is Ascorbic Acid (Vitamin C) — vitamin C — one of the most common and well-understood antioxidants, used to prevent browning and rancidity.

Is E300 safe to eat?

EFSA has reviewed E300 and considers it safe for human consumption at the levels used in food. No credible evidence links Ascorbic Acid to harm at normal dietary intakes.

Is E300 vegan?

E300 (Ascorbic Acid) is vegan. It is derived from plant or synthetic, with no animal involvement in standard food production.

Is E300 halal?

E300 (Ascorbic Acid) is halal. It is derived from plant or synthetic, which involves no haram sources.

Related Antioxidants additives

Data: Open Food Facts (ODbL) · EFSA

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