Indole Water Flavour Standard


Indole is an off-flavour. Often occurs in association with DMTS.

Origins of flavour

Indole is formed by the contaminant ‘coliform’ bacteria. Hygiene failure in processes.


Typically about half of the population are very sensitive to indole while the remainder are not.

GMP Flavour Standards

FlavorActiV’s GMP Flavour Standards use the pharmaceutical industry’s quality standards known as GMP – the ultimate in human consumption quality levels. All of our GMP Flavour Standards are manufactured in our dedicated GMP Flavour Centre located in the UK. Our GMP Flavour Centre was purpose built from the ground up to produce Flavour Standards of the highest quality levels. Our GMP Flavour Centre is the only one of its kind in the world and produces flavour standard material for use globally. Only GMP Flavour Standards provide sufficient quality for professional sensory panels to train and validate with. Learn more here.

Associated terms

  • Farmyard
  • Faecal
  • Coliform
  • Jasmine

You may also like