Tab (drink) - Wikipedia
https://en.wikipedia.org/wiki/Tab_(drink)Early-1970s Tab can and a late-1970s can bearing the saccharin warning along the bottom Tab has been reformulated several times. It was initially sweetened with a mixture of cyclamate and saccharin. After the Food and Drug Administration (FDA) issued a ban on cyclamate in 1969, sodium saccharin was used as the beverage's primary sweetener.