Monopotassium Phosphate
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What it is
Monopotassium phosphate is a salt made from potassium and phosphate. It is commonly produced by reacting phosphoric acid with potassium hydroxide. It appears as a white crystalline powder.
Why it's used
Manufacturers add monopotassium phosphate to foods and beverages for several reasons. It acts as a buffering agent to control acidity, a stabilizer to prevent ingredients from separating, and a nutrient source. It is frequently found in non-alcoholic beverages, including sports drinks and powdered drink mixes.
Health notes
In the U.S., monopotassium phosphate is generally recognized as safe (GRAS) by the FDA for use in food. It is a source of both potassium and phosphorus, which are essential minerals. International bodies like JECFA have evaluated it. At typical consumption levels found in food, it is not associated with adverse health effects.
Allergen info
Monopotassium phosphate is not derived from any of the nine major allergens recognized by the FDA. It does not contain gluten.