Publications for Synephrine being present in Sweet orange

1. Bader M, Lang T, Lang R, Hofmann T: Synephrine as a Specific Marker for Orange Consumption. J Agric Food Chem. 2017 Jun 14;65(23):4853-4858. doi: 10.1021/acs.jafc.7b01941. Epub 2017 May 30. [PubMed:28532150 ]
2. Dragull K, Breksa AP 3rd, Cain B: Synephrine content of juice from Satsuma mandarins (Citrus unshiu Marcovitch). J Agric Food Chem. 2008 Oct 8;56(19):8874-8. doi: 10.1021/jf801225n. Epub 2008 Sep 5. [PubMed:18771270 ]