CAS Number: 10332-33-9

Description: Sodium perborate monohydrate is a chemical compound used in cosmetics and personal care products. It is a white, crystalline powder that is highly soluble in water. This ingredient is often utilized for its bleaching and cleaning properties.

Other Names/Synonyms:
  • Sodium perborate monohydrate
  • Sodium perborate tetrahydrate (in its hydrated form)
  • Sodium perborate
Uses in Cosmetics: Sodium perborate monohydrate is used in cosmetics for its oxidizing and bleaching capabilities. It is commonly found in products like toothpaste, teeth whitening products, and some hair care products. In toothpaste, it assists in removing surface stains and maintaining a bright smile.

Skin Sensitivities: Sodium perborate monohydrate has the potential to cause skin sensitivities in some individuals. It is known to be an oxidizing agent and may lead to skin irritation or allergies, especially in those with sensitive skin. For individuals with a history of skin sensitivities or allergies, it is advisable to perform a patch test or consult a dermatologist before using products containing this ingredient.

Other Risks: Apart from skin sensitivities, sodium perborate monohydrate can pose risks if ingested or inhaled in large quantities. It's important to use products containing this ingredient as directed and avoid any misuse. Ingesting or inhaling significant amounts of sodium perborate monohydrate can lead to adverse health effects.

California Ban (Assembly Bill No. 496): Sodium perborate monohydrate is one of the ingredients affected by the recent California ban outlined in Assembly Bill No. 496. Commencing on January 1, 2027, this bill prohibits the manufacturing, sale, delivery, holding, or offering for sale in commerce of any cosmetic product that contains sodium perborate monohydrate. This legislative action reflects growing concerns over the safety profile of this ingredient and its potential risks to consumers, including those with sensitive skin.

Given the ban in California and the potential for skin sensitivities, consumers with sensitive skin should be cautious when using products containing sodium perborate monohydrate. It's advisable to seek alternatives if available or consult with a healthcare professional for suitable cosmetic choices.

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