**Club Soda vs Seltzer vs Tonic vs Sparkling Water** Basically boils down to how the water is carbonated and what minerals are put in it. **Club soda** - has added minerals **Seltzer** - doesn't **Sparkling mineral water** - is naturally carbonated **Tonic** - contains a chemical called quinine that is bitter **** # More ## Source - [Healthline](https://www.healthline.com/nutrition/club-soda-vs-seltzer#similarities) ## Related - [[Cocktail Bar Ingredients]]