E302Antioxidant

Calcium ascorbate

Learn what Calcium ascorbate (E302) is, why it's added to food, whether it's safe, and which products contain it.

Generally recognized as safe

What is Calcium ascorbate?

A food additive from the antioxidant category. It is the calcium salt of ascorbic acid (Vitamin C, E300) and is added according to the amounts specified in recipes, such as in partially or fully dehydrated milk, in refrigerated, frozen, or preserved vegetables and fruits, in bakery products and pasta, in freshly minced meat preparations, in beer, fruit juices, nectars, and fruit concentrates.

Why is Calcium ascorbate added to food?

Calcium ascorbate (E302) is a antioxidant commonly found in: Infant foods, products containing oils and fats.

Permitted quantity: There is no limit to the daily intake for human consumption.

Is Calcium ascorbate safe?

Generally recognized as safe

No side effects at the quantities used in food.

Is Calcium ascorbate banned anywhere?

✓ Not currently banned in the EU or known to be restricted in other countries.

Is Calcium ascorbate okay for kids?

Not allowed in foods intended for infants and young children.

Common foods that contain Calcium ascorbate

  • Infant foods
  • products containing oils and fats

See the full list of foods that contain Calcium ascorbate

How to spot Calcium ascorbate on labels

Look for any of these names in the ingredients list:

  • E302
  • Calcium ascorbate

Common misspellings to watch for:

  • calcium aseorbate
  • caleium ascorbate
  • calcium dscorbate
  • ealcium ascorbate
  • calclum ascorbate
  • calcium a$corbate
  • calcium ascorbate
  • cdlcium ascorbate
  • calcium ascorbdte

Better alternatives

• Excessive consumption may cause gastrointestinal disturbances such as diarrhea, abdominal pain, or cramps. • May cause allergic reactions, such as rashes, itching, or swelling, in individuals sensitive to vitamin C or calcium. • People with kidney conditions should avoid excessive consumption, as it may contribute to kidney stone formation. • High doses of calcium ascorbate may interfere with anticoagulant medications, increasing the risk of bleeding. • Consuming in large quantities may lead to excess calcium in the body, causing hypercalcemia and affecting bone health.

Explore homemade alternatives to processed snacks →

Also known as

  • calcium aseorbate
  • caleium ascorbate
  • calcium dscorbate
  • ealcium ascorbate
  • calclum ascorbate
  • calcium a$corbate
  • calcium ascorbate
  • cdlcium ascorbate
  • calcium ascorbdte

Scan products with BioBrief

Not sure if a product contains Calcium ascorbate? BioBrief scans the barcode and instantly shows you every additive in the ingredients list — including E302 — with a plain-language explanation.

Frequently asked questions about Calcium ascorbate

Is Calcium ascorbate safe to eat?
No side effects at the quantities used in food.
Is Calcium ascorbate banned anywhere?
Calcium ascorbate is not currently banned in the EU or known to be restricted in other countries.
Is Calcium ascorbate safe for children?
Not allowed in foods intended for infants and young children.
How do I spot Calcium ascorbate on a food label?
Look for E302, Calcium ascorbate in the ingredients list. It may also appear as: calcium aseorbate, caleium ascorbate, calcium dscorbate.

Ingredients change. Always check the actual product label before purchasing. Information on this page is for educational purposes only.