7 Up was laced with Lithium -a mood stabilizer, until 1948.

7 Up

This article is about the beverage. For other uses, see 7 Up (disambiguation).

7 Up (stylized as 7up outside the U.S.) is a brand of lemon-lime-flavored non-caffeinated soft drink. The rights to the brand are held by Keurig Dr Pepper in the United States and by PepsiCo (or its licensees) in the rest of the world. The U.S. version of the 7 Up logo includes a red circle between the “7” and “Up”; this red circle has been animated and used as a mascot for the brand as Cool Spot.

History

7 Up was created by Charles Leiper Grigg, who launched his St. Louis–based company The Howdy Corporation in 1920. Grigg came up with the formula for a lemon-lime soft drink in 1929. The product, originally named “Bib-Label Lithiated Lemon-Lime Soda”,… Continue Reading
Source: https://en.wikipedia.org/wiki/7_Up