, like cod liver oil”
Certified beer flavour standard used to train professional beer tasters to recognize and scale the intensity of rancid oil character. trans,trans-2,4-Heptadienal is an off-flavour formed in beer during ageing. Beers made with oil-rich adjuncts such as maize are particularly susceptible to development of such flavours.
Food grade | free from sensory impurities | extensively tested | safe to smell and taste.