化合物群 / compound-polyphenols
polyphenols
Broad class of compounds with multiple phenolic groups
主張（1）
polyphenols contribute_to bitterness支持あり
範囲: Polyphenol-rich commercial lagers in the cited study
注記: Polyphenols are heterogeneous and may also contribute mouthfeel; this is not a class-wide fixed intensity.
Beers high in polyphenols and hop acids were perceived as having harsh and progressive bitterness in the study.
限界: The design does not isolate every polyphenol independently.
出典: The impact of hop bitter acid and polyphenol profiles on the perceived bitterness of beer（Oladokun O; Tarrega A; James S; Smart K; Hort J; Cook D, 2016） ・抄録確認
このエンティティに向かう主張（1）
beer contains polyphenols確立
範囲: Commercial lager beers chemically analyzed in the cited study
注記: Polyphenol composition varies with raw materials and process.
The commercial beers were analyzed for phenolic acids and polyphenols and showed diverse profiles.
限界: Product-specific composition.
出典: The impact of hop bitter acid and polyphenol profiles on the perceived bitterness of beer（Oladokun O; Tarrega A; James S; Smart K; Hort J; Cook D, 2016） ・抄録確認