E-code guide
E300Ascorbic Acid (Vitamin C)
HalalAntioxidant
E300

Ascorbic Acid (Vitamin C)

Antioxidant

Also known as Ascorbic Acid, L-Ascorbic acid, Vitamin C, 2, 3-Didehydro-L-threo-hexono-1, 4-lactone, Acide Ascorbique, Ascorbinezuur

MUIS classifies as doubtful; SANHA and JAKIM Handbook 2010 classify as halal.
Based on 3 cited authorities. Confidence: medium.

What authorities say

3 authorities on record
1says Doubtful2say Halal

Why this verdict

E300 is ascorbic acid (vitamin C), an antioxidant and acidity regulator used in fruit products, cured meats, and beverages. SANHA and JAKIM Handbook 2010 both classify E300 as halal. MUIS marks E300 as syubhah, noting it occurs naturally in fruits and vegetables and may be synthesised from glucose or produced by fermentation. On the classification of SANHA and JAKIM, E300 is halal.

Food-safety note
Permitted as an antioxidant in Australia and New Zealand under the Food Standards Code (Schedule 15), at good manufacturing practice. Vitamin C is an essential nutrient; regarded as safe at the levels used in food. (Source: FSANZ; Food Standards Code Schedule 15.)

Common questions

Is E300 halal?

Ascorbic Acid (Vitamin C) (E300) is classified halal. MUIS classifies it as doubtful; SANHA and JAKIM Handbook 2010 classify it as halal.

What is E300 made from?

Ascorbic Acid (Vitamin C) (E300) is produced synthetically. It is commonly found in Fruit juices, dietary supplements, processed meats (curing), and baked goods.

Found in
Fruit juicesdietary supplementsprocessed meats (curing)baked goodsjams
Last reviewed by the HalalHQ research team in June 2026.