Sodium bicarbonate powder, popularly known as baking soda, is a versatile chemical molecule that has a wide range of applications in a variety of sectors. It's a white, crystalline powder that's odourless and water soluble. It is commonly used as a leavening agent in baking. It creates carbon dioxide gas when coupled with acidic components such as buttermilk or lemon juice, enabling dough or batter to rise. Sodium bicarbonate powder is used in medicine for a variety of purposes. It is used in a variety of personal care and hygiene products.