Our dictionary has a page for every additive that has an E number in the EU. Browse by function, for example all emulsifiers or colours, or look up the name in the alphabet. If you already know the number, the search in the E-number list is the quickest way.

Additives by main function

Colour

Colours add or restore colour in a food.

Sweetener

Sweeteners impart a sweet taste. They are used in foods or as table-top sweeteners.

Preservative

Preservatives prolong shelf life by protecting food against microorganisms.

Antioxidant

Antioxidants protect against oxidation, which for example turns fats rancid or changes colours.

Acid

Acids increase acidity and give a sour taste.

Acidity regulator

Acidity regulators alter or control the acidity (pH) of a food.

Emulsifier

Emulsifiers combine ingredients that would not otherwise mix, such as oil and water, and keep the mixture stable.

Stabiliser

Stabilisers maintain the physical state of a food, such as an even mixture or colour.

Thickener

Thickeners increase the viscosity of a food.

Gelling agent

Gelling agents give a food texture through the formation of a gel.

Anti-caking agent

Anti-caking agents stop particles of a food from sticking together or forming lumps.

Flavour enhancer

Flavour enhancers enhance the existing taste or odour of a food.

Glazing agent

Glazing agents give the surface a shiny appearance or a protective coating.

Humectant

Humectants prevent foods from drying out.

Modified starch

Modified starches are chemically treated starches with altered properties, for example during cooking or freezing.

Packaging gas

Packaging gases are introduced into a container before, during or after filling.

Propellant

Propellants expel a food from its container, such as aerosol cream.

Raising agent

Raising agents release gas and so increase the volume of a dough.

Sequestrant

Sequestrants bind metal ions and so prevent unwanted reactions.

Firming agent

Firming agents keep fruit or vegetables firm and crisp.

Flour treatment agent

Flour treatment agents improve the baking quality of flour or dough.

Bulking agent

Bulking agents contribute to the volume of a food without significantly adding to its energy value.

Carrier

Carriers dissolve, dilute or disperse other additives, flavourings or nutrients without having a technical effect themselves.

Antifoaming agent

Antifoaming agents prevent or reduce foaming.

Foaming agent

Foaming agents make it possible to disperse a gas evenly in a food, forming foam.

All additives from A to Z

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A

B

C

D

E

F

G

H

I

K

L

M

N

O

P

Q

R

S

T

V

X

Z

Each additive is listed here under its main function. Many substances have several functions; you will find them on the page of each substance.

Sources