Sodium hydrogen phosphate dibasic, also known as disodium hydrogen phosphate, is a white crystalline powder commonly used as a buffering agent in various industries. It is soluble in water and has a bitter, salty taste. This chemical compound is also used as a food additive, a fertilizer, and a component in some medical formulations. It can be found in some cleaning products and is often used in laboratory settings for pH adjustment and as a reagent. In the human body, disodium hydrogen phosphate plays a role in regulating kidney function and maintaining healthy bones. However, excessive consumption can lead to potential health risks, such as digestive issues and electrolyte imbalances.