Citric Acid

A weak organic acid naturally found in citrus fruits, widely used in supplements and food products as a preservative, flavoring agent, and acidulant
Additives Acidulants Research: Extensive

Scientific Name

2-hydroxypropane-1,2,3-tricarboxylic acid

Also Known As

2-hydroxypropane-1,2,3-tricarboxylic acid E330 Citrate Sour salt

Benefits

  • Natural preservative properties
  • Enhances flavor profile
  • Stabilizes pH in supplement formulations
  • Improves absorption of certain minerals
  • Acts as an antioxidant in certain formulations

Common Forms

Anhydrous powder Monohydrate powder Granules Solution

Safety Notes

Generally recognized as safe (GRAS) by the FDA. Well-tolerated in amounts typically used in supplements and foods. May cause dental erosion in high concentrations when frequently consumed. May cause digestive discomfort in sensitive individuals when taken in large amounts.

Types of Citric Acid

Anhydrous Citric Acid

Citric acid with no water of crystallization, containing the highest percentage of pure citric acid by weight

Additives Acidulants Research: Extensive

Citric Acid Monohydrate

Citric acid with one molecule of water of crystallization per molecule of citric acid

Additives Acidulants Research: Extensive

Citric Acid Solution

Liquid form of citric acid dissolved in water at various concentrations

Additives Acidulants Research: Moderate