“Earthy-potato skins, like potato skins or dug soil”
Certified beer flavour standard used to train professional beer tasters to recognize and scale the intensity of earthy character.
2-Isopropyl-3-methoxypyrazine contaminates beer via tainted water. The compound imparts an odour to beer which is reminiscent of potato skins or freshly dug soil.
Food grade | Free from sensory impurities | Extensively tested | Safe to smell and taste.