EWG Rating – 1

Source

It is a co-product from chlorine manufacturing, which uses a solution of the readily available raw material, rock salt (sodium chloride).

What Is It?

It is a synthetically produced ingredient used in skin care & hair care formulations to balance the pH levels of products.

What Does Research Say About This Ingredient?

It is highly alkaline & is also used as a cleansing & denaturing agent. 

Benefits of Sodium Hydroxide on Skin/Hair after Topical Application

It helps the product to balance the skin’s pH levels. It is helpful in products used for various hair treatments.