Lye

1% line markerAI-analyzed

INCI: SODIUM HYDROXIDE (LYE)

pH adjustersaponifying agent

What it does

An inorganic compound, also known as lye or caustic soda, commonly used in cosmetics as a pH adjuster and in the saponification process for soap making.

Skin Concerns

No specific concern data available

Safety & Science

Safety summary

Highly alkaline and corrosive in concentrated forms; however, it is generally considered safe in cosmetics when used at low concentrations and properly neutralized in the final product.

1% line marker

This ingredient is commonly used as a marker to identify where ingredients drop below 1% concentration on the label.

Found In Products

Related Ingredients

For informational purposes only. This is not medical advice. Always patch test new products and consult a dermatologist for skin concerns.