preservative INS 210

Benzoic Acid E210

organic acid — Primarily synthetic.

🇪🇺 EU: Approved
🇺🇸 USA: Approved
🇯🇵 Japan: Approved
🇦🇺 AU/NZ: Approved
🇨🇦 Canada: Approved
Scientific Name

Benzenecarboxylic acid

CAS: 65-85-0

Data verified: 2026-04-04

Factual Regulatory Reference

This database provides factual regulatory information compiled from official government sources. It does not constitute medical, nutritional, or safety advice. Regulatory status varies by country and is subject to change. Always refer to your local regulatory authority for the most current information.

? Did You Know?

Benzoic Acid occurs naturally in Gum benzoin (natural resin) and Cranberries. Many people consume it daily without realizing it's also a listed food additive.

Beyond food, Benzoic Acid is also used in cosmetics, medicine, industrial applications. Its versatility makes it one of the most multi-purpose chemical compounds in everyday life.

To reach the Acceptable Daily Intake limit, a 60kg adult would need to consume approximately ~6 cans of soft drink (355ml at 150mg/L) in a single day. (This is a mathematical illustration, not a safety recommendation.)

Detailed Regulatory Assessment

🇪🇺

European Union (EFSA)

approved Max: varies by food category mg/kg

Maximum levels typically 150-500 mg/kg; concern about benzene formation when combined with ascorbic acid

🇺🇸

United States (FDA)

approved GRAS

Maximum usage 0.1%; FDA issued guidance on benzene formation in beverages in 2006

🇯🇵

Japan (MHLW)

approved Cat: 指定添加物

Use limited to caviar, margarine, soft drinks, syrup, soy sauce, and fruit paste in confectionery

Acceptable Daily Intake (ADI)

International Standard (JECFA)

0–5 mg/kg bw/day (group ADI for benzoic acid and benzoates)

mg/kg body weight per day

European Standard (EFSA)

5 mg/kg bw/day (group ADI for benzoic acid and benzoates)

Everyday Perspective

For a 60kg adult, this limit is roughly equivalent to consuming:

!
~6 of cans of soft drink (355ml at 150mg/L)
~53mg per serving
!
~30 of servings of pickles (50g at 200mg/kg)
~10mg per serving

Natural Occurrence

An aromatic carboxylic acid that occurs naturally in many plants. First isolated from gum benzoin resin in the 16th century, hence its name. While naturally present in many fruits and spices, commercial benzoic acid is produced synthetically.

Gum benzoin (natural resin)CranberriesPrunesPlumsCinnamonClovesApples

Manufacturing

Method: chemical synthesis

Industrially produced by partial oxidation of toluene with oxygen in the presence of metal catalysts (typically cobalt or manganese compounds). Can also be produced by hydrolysis of benzotrichloride or through the decarboxylation of phthalic acid.

Applications Beyond Food

Cosmetics

Used as a preservative in cosmetics and personal care products

Medical

Used as a preservative in liquid medicines; intermediate in drug synthesis

Industrial

Used in the production of phenol, caprolactam, benzoyl chloride, and plasticizers

Frequently Asked Questions

What is Benzoic Acid (E210)?
Benzoic Acid (E210) is a preservative used in food products. It is organic acid and synthetic. An aromatic carboxylic acid that occurs naturally in many plants. First isolated from gum benzoin resin in the 16th century, hence its name. While naturally present in many fruits and spices, commercial benzoic acid is produced synthetically.
Where is Benzoic Acid found naturally?
Benzoic Acid is naturally found in Gum benzoin (natural resin), Cranberries, Prunes, Plums, Cinnamon, Cloves, Apples. An aromatic carboxylic acid that occurs naturally in many plants. First isolated from gum benzoin resin in the 16th century, hence its name. While naturally present in many fruits and spices, commercial benzoic acid is produced synthetically.
What is the ADI for Benzoic Acid?
The Acceptable Daily Intake (ADI) for Benzoic Acid is 0–5 mg/kg bw/day (group ADI for benzoic acid and benzoates) as established by JECFA (Joint FAO/WHO Expert Committee on Food Additives). ADI represents the amount that can be consumed daily over a lifetime without appreciable health risk.
What foods contain Benzoic Acid?
Benzoic Acid is used in various food categories including Flavoured drinks, Semi-preserved fish products. It is used as a preservative in these products.
Is Benzoic Acid the same as Phenylformic acid?
Yes, Benzoic Acid is also known as Phenylformic acid, Carboxybenzene. These are different names for the same substance.