Yes, stay away from that aspartame!
Diet RC:
Ingredients: carbonated water, caramel color, phosphoric acid, potassium citrate, Sucralose (Splenda brand) a non-nutritive sweetener, citric acid, potassium benzoate (a preservative), caffeine, gum acacia, and natural flavor
Whatever you do, don't risk eating chicken with a glass of red wine, apple juice, orange juice or tomato juice. Doing so could be ten times more dangerous than consuming aspartame.