Glycerol esters of wood rosins

Glycerol esters of wood rosins: properties, uses, advantages, disadvantages, safety Glycerol esters of wood rosins, also commonly referred to as glycerol esters of wood rosin (GEWR), are a food additive identified as E 445 in the European Union and Great Britain. They consist of a complex mixture of glycerol esters of resin acids obtained from...