"Both contain aspartame, caffeine, natural flavors, and caramel colors, etc.," Sharp shared on her TikTok video on Sunday. "The key difference is that Diet Coke is sweetened exclusively with aspartame ...
And then, of course, there's the caffeine. Each can of Diet Coke contains 46 milligrams of caffeine. The FDA says that 400 mg of caffeine per day is "an amount not generally associated with dangerous, ...