E283 (Potassium propionate) is a chemical compound, salt of propionic acid, a short-chain fatty acid.

It appears in the form of a white powder.

What it is used for and where

Fopod

Preservative ingredient labelled on the European food additives list with the number   E283.

Cosmetics

It is a restricted ingredient V/2 as Relevant item in the Annexes of the European Cosmetics Regulation 1223/2009. Maximum concentration in the ready-for-use preparation 2%.

Preservative. Any product containing organic, inorganic compounds, water, needs to be preserved from microbial contamination. Preservatives act against the development of harmful microorganisms and against oxidation of the product.

The most relevant studies on this ingredient have been selected with a summary of their contents:

"Potassium propionate studies"

Molecular Formula        C₃H₅KO₂

Molecular Weight     112.17

CAS    327-62-8

EC number    206-323-5