Diazolidinyl Urea

What is Diazolidinyl Urea?

Diazolidinyl Urea is a fine white powder commonly found in cosmetic and personal care products.

What is the purpose of using Diazolidinyl Urea?

Diazolidinyl Urea is used as a preservative to prevent bacterial growth and protect cosmetics and personal care products from spoilage.

How does Diazolidinyl Urea work as a preservative?

Diazolidinyl Urea slowly releases a small amount of formaldehyde into the formulation, which helps to prevent contamination by bacteria, yeast, and molds.

Is Diazolidinyl Urea considered safe for use?

Yes, according to the Cosmetic Ingredient Review (CIR) Expert Panel, Diazolidinyl Urea is safe for use at concentrations up to 0.5% in cosmetic products.

Is Diazolidinyl Urea a formaldehyde-releasing ingredient?

Yes, Diazolidinyl Urea can release formaldehyde, but the amount released is well below the recommended exposure limits.

Does using Diazolidinyl Urea pose any health risks?

No, the CIR Expert Panel concluded that there is no indication that the use of Diazolidinyl Urea would release formaldehyde at concentrations that would exceed their recommended limits.

Is Diazolidinyl Urea beneficial for the skin?

No, Diazolidinyl Urea does not provide any benefits to the skin. Its primary function is to protect the product from contamination.

Can Diazolidinyl Urea cause irritation or acne?

Diazolidinyl Urea is not suspected to cause irritation or increase the severity of breakouts or flare-ups, making it safe for use on acne-prone skin.

What regulations govern the use of Diazolidinyl Urea in cosmetics?

In the European Union, Diazolidinyl Urea is listed as N-(Hydroxymethyl)-N-(dihydroxymethyl-1,3-dioxo-2,5-imidazolidinyl-4)-N"-(hydroxymethyl) urea and can be used at a maximum authorized concentration of 0.5%.

Are there any labeling requirements for products containing Diazolidinyl Urea?

Yes, if the concentration of formaldehyde in the finished product exceeds 0.05%, the product must be labeled as "contains formaldehyde."