Traditional Taiwanese rice spirits were made from rice, which is their only ingredient and ethanol source. Site-specific natural isotopic fractionation by nuclear magnetic resonance (SNIF-NMR) methods were used to investigate molasses spirits usually mixed in rice spirits. Themeanratios for the parameters in five rice spirits labeled as Taikeng 8,Taikeng 9,Taichung sen 10, Tainan 11, and Tainun…