Do I need to add any additional ingredients to make soda with SodaStream?

No, you don't need to add any additional ingredients to make soda with SodaStream. The SodaStream machine turns tap water into sparkling water with a fizzy effervescence. However, if you wish to add flavor and sweetness to your sparkling water, you have the option to use SodaStream's wide range of syrup flavors. These syrups are specifically designed to be used with the SodaStream machine and provide a variety of soda flavors such as cola, lemon-lime, and orange. Simply add the desired amount of syrup to your sparkling water, adjust the flavor intensity to your preference, and enjoy a refreshing homemade soda. With SodaStream, you have the freedom to customize your drinks without the need for additional ingredients.