However, the vast majority of root beer sold today is artificially flavored. Root beer is a dark, sweet soda traditionally made from the root of the sassafras tree, which gives it its distinct, earthy kick. However, Mountain Dew, Diet Mountain Dew, and Surge harbor caffeine.Ī few other sodas are typically caffeine-free, although these generally pack plenty of sugar and artificial flavors. summaryĪlmost all lemon-lime sodas, ginger ales, and carbonated waters are caffeine-free. Popular brands of carbonated water include Schweppes, Seagram’s, Perrier, San Pellegrino, LaCroix, Sparkling Ice, and Polar. Sparkling water is naturally carbonated spring water, although it often receives additional carbonation before delivery ( 4).Īny of these drinks may also be sold flavored and sweetened, usually with a zero-calorie sweetener. Meanwhile, club soda is carbonated and contains minerals and added quinine, a compound isolated from cinchona tree bark that gives it a slightly bitter taste ( 3). Seltzer water is plain water that has been carbonated, while tonic water is carbonated and infused with minerals and added sugar. Some are consumed on their own, while others are used to make mixed drinks. Carbonated waterĬarbonated water, which is always free of caffeine, includes seltzer water, tonic water, club soda, and sparkling water. Both Canada Dry and Schweppes provide a diet option, both of which are caffeine-free. Smaller companies may also use natural flavors, or even whole ginger root, so check the ingredient list if you’re unsure.Īnother well-known ginger-ale manufacturer is Schweppes. While most ginger ales are artificially flavored, the Canada Dry brand uses real ginger extract to flavor its drink. Ginger ale is a ginger-flavored soda often used in mixed drinks or as a home remedy for nausea. However, the lemon-lime sodas Mountain Dew, Diet Mountain Dew, and Surge are caffeinated. Well-known lemon-lime sodas include Sprite, Sierra Mist, 7 Up, and their diet versions. Lemon-lime sodas are citrus-flavored and usually caffeine-free. There are several varieties of clear soda, most of which are caffeine-free. They do not contain phosphoric acid, which gives dark soft drinks their deep brown hue ( 1). Unlike dark colas like Coke and Pepsi, clear sodas are typically colorless - or light enough in color that you can see through them.
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