Phosphoric acid is a chemical made from the mineral phosphorus that helps modulate the acidity in foods and drinks and gives them a tangy flavor. Phosphorus, an essential mineral, is naturally present in many foods.

Phosphoric Acid

Found In

  • Beverages
  • Processed meats and cheeses

Also Known As

  • E338
  • Orthophosphoric Acid
  • White Phosphoric Acid

The Beverage Bottom Line

Phosphoric acid is authorized for use in the U.S., Europe and Canada.

 

This ingredient may have authorizations in countries not included on this site.

International Assessments and Authorizations

U.S. Food And Drug Administration (FDA)

Generally recognized as safe for intended uses. (GRAS)

In 2006, dietary reference intakes for phosphorus were reviewed by the National Academies of Sciences, Engineering and Medicine.

In 1975, the health aspects of phosphates as food ingredients were evaluated.

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European Food Safety Authority (EFSA)

Safe for intended uses. Authorized for use in the EU (nutrient, additives).

 

In 2019, EFSA assessed the safety of phosphoric acid and its salts.

In 2015, EFSA established dietary reference values for both phosphorus.

In 2009 and 2011, EFSA reviewed health claims for phosphorus.

 

 

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Joint FAO/WHO Expert Committee on Food Additives (JECFA)

Safe for intended uses.

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Health Canada

Safe for intended uses.

 

In 2006, dietary reference intakes for phosphorus were reviewed by the National Academies of Sciences, Engineering and Medicine.

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This page was last updated on 6/30/2025.