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    Nitrosating Agents

    Nitrosating Agents

    What is it?

    The following chemicals can cause nitrosamine contamination, which have been determined to form cancer in laboratory animals. There are wide and repeated concerns in the USA and Europe about the contamination of cosmetics products with nitrosamines.


    The following chemicals can cause nitrosamine contamination in conjunction with a secondary or tertiary amine:



    Ammonium Laureth Sulfate

    Ammonium Lauryl Sulfate

    DEA (Diethanolamine) compounds  (Secondary Amine-the main culprit)

    Formaldehyde   (All Aldehydes)

    Hydrolyzed Animal Protein


    Imidazolidinyl Urea

    MEA (Monoethanolamine) compounds  (Primary Amine)

    Sodium Lauryl Sulfate

    Sodium Laureth Sulfate

    TEA (Triethanolamine) compounds  (Tertiary Amine)

    Quaternium-7, 15, 31, 60, etc

    When these are combined with certain ingredients, this is how they form nitrosamines


    More Information

    See Nitrosamines (


    See Polyethylene Glycol (

    This ingredient is commonly used in: