Calcium citrate
Learn what Calcium citrate (E333) is, why it's added to food, whether it's safe, and which products contain it.
Generally recognized as safeWhat is Calcium citrate?
A food additive classified as an antioxidant, also serving as an acidity regulator, preservative, flavoring agent, and water softener. It is also found in some dietary supplements intended for individuals with gastric issues or calcium deficiencies.
Why is Calcium citrate added to food?
Calcium citrate (E333) is a antioxidant commonly found in: Dairy products, meat, fish, fruits, vegetables, fats, in bakery products, pastries, confectionery, sauces, condiments.
Permitted quantity: The acceptable daily intake is not limited.
Is Calcium citrate safe?
Generally recognized as safe
None.
Is Calcium citrate banned anywhere?
✓ Not currently banned in the EU or known to be restricted in other countries.
Is Calcium citrate okay for kids?
Not allowed in foods intended for infants and young children.
Common foods that contain Calcium citrate
- Dairy products
- meat
- fish
- fruits
- vegetables
- fats
- in bakery products
- pastries
- confectionery
- sauces
- condiments
How to spot Calcium citrate on labels
Look for any of these names in the ingredients list:
- E333
- Calcium citrate
Common misspellings to watch for:
- caleium citrate
- calclum citrate
- calcium eitrate
- ealcium citrate
- calcium citrdte
- calcium citrate
- cdlcium citrate
- calcium cltrate
Better alternatives
• People suffering from hypercalcemia (high calcium levels in the blood) should avoid excessive consumption of calcium citrate, as it may worsen this condition. • People with renal insufficiency or other severe kidney issues should consult a doctor before consuming calcium citrate supplements or foods, as calcium deposits may form in the kidneys. • Pregnant or breastfeeding women should consult a specialist before consuming large doses of calcium citrate, although no major adverse effects are reported at moderate levels. • When taking medications that affect calcium metabolism (e.g., thiazide diuretics), medical advice should be sought, as interactions may occur.
Also known as
- caleium citrate
- calclum citrate
- calcium eitrate
- ealcium citrate
- calcium citrdte
- calcium citrate
- cdlcium citrate
- calcium cltrate
Scan products with BioBrief
Not sure if a product contains Calcium citrate? BioBrief scans the barcode and instantly shows you every additive in the ingredients list — including E333 — with a plain-language explanation.
Frequently asked questions about Calcium citrate
- Is Calcium citrate safe to eat?
- None.
- Is Calcium citrate banned anywhere?
- Calcium citrate is not currently banned in the EU or known to be restricted in other countries.
- Is Calcium citrate safe for children?
- Not allowed in foods intended for infants and young children.
- How do I spot Calcium citrate on a food label?
- Look for E333, Calcium citrate in the ingredients list. It may also appear as: caleium citrate, calclum citrate, calcium eitrate.
Ingredients change. Always check the actual product label before purchasing. Information on this page is for educational purposes only.