Sodium bicarbonate
Baking powder is a cooking product that helps batter to rise. This article discusses the effects of swallowing a large amount of baking powder.
This is for information only and not for use in the treatment or management of an actual poison exposure. If you have an exposure, you should call your local emergency number (such as 911) or the National Poison Control Center at 1-800-222-1222.
See also: Baking soda overdose
Baking powder contains sodium bicarbonate (found in baking soda) and an acid (such as cream of tartar). It may also contain a moisture-reducing product such as corn starch.