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calcium carbonate ​

Basic Information ​

FieldContent
Chinese namecalcium carbonate
English namecalcium carbonate
INS/E numberINS 170(i)
Functional classAcidity regulator, Anticaking agent, Colour, Firming agent, Flour treatment agent, Stabilizer
Year adopted1999
Approved byEuropean Union (EFSA)

What is it? ​

Calcium carbonate (INS 170(i)) is the principal form of INS 170, a white inorganic salt from ground minerals or precipitation, used as a white colour, anti-caking agent and calcium source.

Source ​

Natural:石灰石、方解石等天然矿物(或沉淀法)

Why is it used? ​

  • Provides white colouring
  • Acts as anti-caking agent
  • Component of raising agents
  • Supplies calcium
  • Improves gum and confectionery texture

Common Foods ​

  • Chewing gum
  • Confectionery
  • Bakery products
  • Table salt
  • Calcium-fortified foods

Safety ​

ADI (Acceptable Daily Intake):Not applicable (evaluated, no limit set)

Concerns:

  • 需控制重金属杂质
  • 过量摄入可能影响矿物质平衡

Usage Standard ​

China:GB 2760(碳酸钙)

International:

  • EU Regulation 1333/2008 Annex II (E 170)
  • FDA 21 CFR 184.1191 (GRAS)
  • Codex GSFA (INS 170(i))
  • FSANZ Food Standards Code (Calcium carbonate, 170)

In a nutshell ​

Calcium carbonate (170(i)) is a safe, multifunctional white mineral used for colouring, anti-caking and calcium supply.

Consumer Advice ​

Calcium carbonate is a naturally occurring mineral found in limestone, eggshells and seashells. It is used in food as a white colorant, acidity regulator and a source of added calcium in drinks, soy milk and biscuits. It contains no animal or plant ingredients, is safe and suitable for vegan, halal and kosher diets, and is not an allergen. Although some sources are shells or limestone, the refined product does not trigger shellfish allergy.

Dietary Restrictions ​

  • Vegan: ✅
  • Halal: ✅
  • Kosher: ✅

Allergens ​

✅ Free from common allergens

Disclaimer ​

The information provided here is for discussion and educational purposes only. It is not medical advice or an evaluation/rating of any product or ingredient. This information may not apply to you; before using or taking any action, you should contact the manufacturer, vendor, medical, dietary, fitness, or other professionals. If you use any information provided here, you do so at your own risk.