Ammonium Chloride

What Is It?

Ammonium Chloride is an inorganic salt. In its pure form it is a clear white water-soluble crystalline material. In cosmetics and personal care products it is use in the formulation of bath products, soaps and detergents, cleansing products, hair coloring products and other hair care products including shampoos and hair conditioners.

Why Is It Used?

Ammonium Chloride is used as a viscosity increasing agent – aqueous.

Scientific Facts

Ammonium Chloride is prepared commercially by reacting ammonia with hydrogen chloride. It can also be prepared by the reaction of sodium chloride and an ammonium salt in solution. In food, Ammonium Chloride is used as a dough strengthener, a flavor enhancer, a leavening agent and a processing aid.

Safety Information

The Food and Drug Administration (FDA) includes Ammonium Chloride on its list of direct food substances affirmed as Generally Recognized as Safe (GRAS). The FDA permits Ammonium Chloride to be used as a diuretic in Over-the-Counter (OTC) menstrual drug products.

FDA: Link to Code of Federal Regulations for Ammonium Chloride

As part the of Organization for Economic Cooperation and Development (OECD) High Production Volume (HPV) chemical program, safety information available on Ammonium Chloride were reviewed. Studies in this review indicate that Ammonium Chloride is moderately irritating to the skin and eyes. It is not a sensitizer. Ammonium Chloride is not genotoxic, nor is at a carcinogen or reproductive or developmental toxicant. The reviewers concluded that Ammonium Chloride was of low priority for additional work.

Link to the data summary on Ammonium Chloride

Ammonium Chloride may be used in cosmetics and personal care products marketed in Europe according to the general provisions of the Cosmetics Regulation of the European Union.

Link to the EU Cosmetic Regulation:


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