Sodium Hydroxide Flakes/ Caustic Soda/ Lye

INCI Name:
Sodium Hydroxide

Description:
A highly alkaline, inorganic compound widely used across cosmetic formulations. It is a strong base known for its pH-adjusting capability and its role in saponification. In cosmetic science, Sodium Hydroxide is essential for the production of soaps, pH balancing, depilation formulas, and controlled exfoliation systems.

Solubility:
Soluble in water; insoluble in oils.

Applications:

• Used to adjust and raise pH in cosmetic formulations.
• Essential ingredient in saponification for making solid soap bars.

Function:

• Acts as a pH adjuster to increase alkalinity of formulations.
• Works as a saponification agent to convert oils into soap.
• Functions as a buffering ingredient to stabilize formulations.
• Helps break down fats and oils in cleansing systems.

Storage:
Store in a tightly sealed container, in a cool, dry environment. Protect from moisture and humidity, as it is highly hygroscopic.