Vitamin C (ascorbic acid) (Antioxidant)
International number (INS/E number) E300
How it's written on Korean labels 비타민C(아스코르브산)아스코르브산아스코르빈산에리소르브산
What is this additive?
Prevents browning and oxidation.
Common General information worth knowing. Not counted in the score.
What is it used for?
- Slows fats and other components from going rancid or changing color in air.
- Sometimes added to supply a nutrient such as a vitamin.
Safety summary
JECFA did not set a numerical ADI (“ADI not specified”), meaning it judged normal intake unlikely to be a health concern. (evaluated 1981)
In Korea it may be used only within the food-by-food limits in the MFDS Food Additives Code.
Sources: JECFA database (FAO/WHO) · Food Safety Korea (MFDS Food Additives Code, Korean)
Permitted in Korea within legal limits. This is reference information summarized from public regulatory and research sources, not medical advice.
Common in
Juice drinksHam & sausageSoft drinksBread
Use differs by food type, and products of the same type can have different ingredients.
If you want to avoid it
- Widely used, with little reason to avoid it specifically — but you can find it by name on the ingredient list.
- On Korean labels, also look for 아스코르브산, 아스코르빈산, 에리소르브산.
Products with Vitamin C (ascorbic acid)
Products collected by Jjikmeok whose Korean ingredient list includes Vitamin C (ascorbic acid).
Found by matching text in the ingredient list, so some products may be missed or mismatched. Always check the package. This list refreshes once a day.
Related additives
Sodium benzoateSodium nitriteBHA (butylated hydroxyanisole)BHT (butylated hydroxytoluene)TBHQ
Other dictionaries: Additive dictionary · Ingredient dictionary · Allergens