Soft pretzels elicit a characteristic aroma that is markedly different from other baked goods, but scientific data on this is scarce, prompting researchers to pinpoint the odorants responsible.
Swiss biotechnology firm Evolva has introduced its nootkatone citrus flavour and fragrance ingredient – made from fermentation rather than traditional extraction from grapefruit skin.
Symrise has reported good sales growth in local currencies the first half of 2008 driven by flavours and emerging markets, although fragrance growth was hit by the drop-off in consumer spending on luxury goods.