8-Prenyl naringenin is a potent ERalpha selective phytoestrogen present in hops and beer.

@article{Schaefer20038PrenylNI,
  title={8-Prenyl naringenin is a potent ERalpha selective phytoestrogen present in hops and beer.},
  author={Olaf Schaefer and Michael H{\"u}mpel and Karl-Heinrich Fritzemeier and Rolf Bohlmann and Wolf-Dieter Schleuning},
  journal={The Journal of steroid biochemistry and molecular biology},
  year={2003},
  volume={84 2-3},
  pages={359-60}
}