The main danger in soda is the sugar, usually in form of high fructose corn syrup. Fructose is the most challenging form of sugar for your body to handle. With more than a full day’s worth of sugar in one can, it sends your blood sugar through the roof and yet doesn’t make you feel full, potentially leading to overeating later.
Colas also contain caramel color, which sounds innocent but is actually an artificial coloring that has the carcinogenic chemical 4-MEI as a byproduct.
Instead – Sparkling water with a splash of fruit juice is a good alternative.