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Generally halal
E300 (Ascorbic acid / Vitamin C) is manufactured by fermentation and synthesis from plant sugars, with no animal origin, so it is generally considered halal.
Ascorbic acid is vitamin C, used as an antioxidant to prevent browning and preserve freshness, and to fortify foods. Commercial ascorbic acid is produced industrially from glucose (typically corn-derived) through fermentation and chemical steps.
Produced from glucose (usually corn) by a combination of fermentation and synthesis. No animal-derived raw materials in the standard process.
Ascorbic acid is generally classified as halal because it is manufactured from plant sugars with no animal or alcohol component. A very small number of strict reviewers ask about processing aids; for certainty, look for certification. The finished product still needs its own verification.
It may be found in — this does not mean every product below contains it.
Ascorbic acidVitamin CE300Antioxidant (E300)INS number: 300
Ingredient guidance is not certification. Verify the finished product on the MUIS HalalSG register or with the manufacturer.
Check MUIS HalalSGSources: EFSA, FAO/WHO, MUIS · Last reviewed: July 2026 · This guidance is not certification.
Yes — it is manufactured from plant sugars with no animal origin, so it is generally considered halal. The finished product still needs verification.
No. Commercial ascorbic acid is made from glucose (usually corn) by fermentation and synthesis.
'Ascorbic acid', 'Vitamin C' or 'E300'.
Humble Halal methodology: we classify additives by their common origin, not by any specific product. A generally-halal ingredient does not make a finished product halal-certified. This page is general guidance, not certification or religious/legal advice — always verify the complete product. Last reviewed July 2026.