Potassium citrate (also known as tripotassium citrate) is a potassium salt of citric acid. It is a white, hygroscopic crystalline powder. The powder is odorless with a saline taste. Since it is an alkaline salt, it is effective in maintaining overall health. Gyst of the powder is also used in many soft drinks as a buffering agent. If you're looking for a way to boost your performance, potassium citrate powder may be the perfect supplement for you.