Question: what is baking soda for in slime?
Answer: Adding baking soda to your slime recipe helps it have more form and firmness. If your slime is too oozy-gooey, add another pinch of baking soda to help it firm up. Continue adding baking soda a pinch at a time until the slime is your preferred consistency. ... Baking soda helps calibrate your slime recipes.