7 Up
thefactsite.com, Tiny Fox Lab

7 Up was created by Charles Leiper Grigg, originally named “Bib-Label Lithiated Lemon-Lime Soda”. It contained lithium citrate, until 1948. Which is a mood-stabilizing drug used in psychiatric treatment of bipolar disorder and manic states.Tiny Fox Lab Facts

Preview photo credit: thefactsite.com
Source: https://en.wikipedia.org/wiki/7_Up