- Derived from: Baking Soda
- Pronunciation: \ˈsō-dē-əm \ metaˈsi-lə-ˌkāt\
- Type: Naturally-derived
What Is Sodium metasilicate?
Sodium metasilicate is an inorganic salt that typically appears as a white powdered or flaked solid.[1,2]
What Does Sodium metasilicate Do in Our products?
Sodium metasilicate is a versatile ingredient that can be used as an adhesive, corrosion inhibitor, and sealant, among other things. It is often used in hair color and as a corrosion inhibitor in cosmetics; it also is used in shaving, bath, and oral hygiene products.[3,4,5] We use it as a detergent booster.[6] It is almost insoluble in cold water.[7]
Why Puracy Uses Sodium metasilicate
Sodium metasilicate helps remove organic matter during washing.[12] Whole Foods has deemed the ingredient acceptable in its body care and cleaning product quality standards.[13,14,15] The FDA has deemed sodium metasilicate as generally recognized as safe (GRAS) in food.[16] Studies show that the ingredient is a skin irritant but safe for use when formulated to avoid irritation.[17,18]
How Sodium metasilicate Is Made
Commercially, manufacturing sodium metasilicate starts with fusing silica sand with sodium carbonate, also known as soda ash.[8,9,10]
Certifications
Sources
[1] Environmental Working Group
[2] U.S. National Library of Medicine
[3] Environmental Working Group
[4] U.S. National Library of Medicine
[5] Cosmeticsinfo.org
[6] U.S. National Library of Medicine
[7] U.S. National Library of Medicine
[9] U.S. National Library of Medicine
[10] Cosmeticsinfo.org
[11] Personal Care Council
[12] U.S. National Library of Medicine
[13] Whole Foods Market
[15] Whole Foods Market
[16] Food and Drug Administration
[17] U.S. National Library of Medicine
[18] Personal Care Council
