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Hopsteiner

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11 August 2017

Bitter fraction(s) in pellets & ethanol extract (TRE new)

The commercial value of hops and hop products is particularly influenced by the content of alpha-acids. the main source of the beer’s bitter taste. In 2015 the additional contribution of hard resins was clearly demonstrated (1). It was shown that at least 20% of the hop derived beer bitter intensity was attributed to hard resins and about 75% to iso-alpha-acids. The whole range of hard resin components is transferred into ethanol extract, therefore only this type of extract can be called “Total Resin Extract” (TRE). Read the complete article here!