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Allantoin is present in botanical extracts of the comfrey plant and in the urine of most mammals. Chemically synthesized bulk allantoin, which is chemically equivalent to natural allantoin, is safe, non-toxic, compatible with cosmetic raw materials and meets CTFA and JSCI requirements. Over 10,000 patents reference allantoin. [18]
Ingredients of cosmetic products are listed following International Nomenclature of Cosmetic Ingredients (INCI). ... allantoin: N-(2,5-dioxo-4-imidazolidinyl)urea
Imidazolidinyl urea is produced by the chemical reaction of allantoin and formaldehyde in the presence of sodium hydroxide solution and heat. The reaction mixture is then neutralized with hydrochloric acid and evaporated: 2 + 3 H 2 C=O → . Commercial imidazolidinyl urea is a mixture of different formaldehyde addition products including ...
You’ll also find biotin to protect hairs and allantoin to soothe and calm the area. Ad Operations Associate Vince Gervasi used it for over two months and was pleased with the results.
It is used in many cosmetics, skin care products, shampoos and conditioners, as well as a wide range of products including bubble baths, baby wipes and household detergents. Diazolidinyl urea is found in the commercially available preservative Germaben .
Castor oil and its derivatives are found in many cosmetics as it is "non-comedogenic" (does not exacerbate or contribute to acne). [3]Cerebrosides (cells from the nervous systems of cattle or swine) were once used in some high-end skin-care products to increase moisture retention and to create a smooth skin surface, [4] however the BSE controversy has put an end to this practice.