Phosphoric acid (also known as Orthophosphoric acid) is an inorganic mineral that has the chemical formula H3PO4. It is colorless and odorless. It also plays an important role in the food industry as a food additive. Its food-grade is also known as additive E338. 
Some of its uses in the food industry are:
  • Carbonated soft drinks: It is often added to carbonated drinks to give a sharper and tangy taste. It also helps to slow down the growths of molds and bacteria in sugar formula.
  • Jams: Food-grade phosphoric acid is also used as an additive for jams. It provides a tangy and sour taste.
  • Dairy products: Its salts are used to modify the protein and alter the pH level of a product to improve the product’s quality. Some of the dairy products that contain it are milk, buttermilk, and cottage cheese.
  • Food additives: Some phosphoric acid-based food additives are dicalcium phosphate, hexametaphosphate, sodium phosphate, and tricalcium phosphate.

Some of its more applications are:

  • Baking powders
  • Cereal bars
  • Flavored waters
  • Bottled coffee beverages
  • Processed meats
Phosphoric Acid