Stearic Acid

INCI Name: Stearic Acid
Molecular Formula: C₁₈H₃₆O₂
Alternative Names: Octadecanoic Acid
Country of Origin: India

Description:

Stearic Acid is a white, waxy solid that comes from natural sources like palm oil or coconut oil. It is used in many cosmetic products to make them thick, creamy, and stable. It also helps mix oil and water ingredients. Stearic Acid is safe for the skin and helps give a smooth texture to creams, lotions, and soaps.

Benefits and Uses:

• Thickening Agent: Stearic Acid helps make creams and lotions thick and creamy.
• Stabiliser: It helps keep ingredients mixed and stops products from separating.
• Soap Hardener: Used in soap making to make bars firm and long-lasting.
• Smooth Texture: Gives a soft and smooth feel to cosmetic products.
• Skin Protection: Forms a protective layer on the skin to reduce water loss.
• Used in Many Products: Commonly found in shaving creams, moisturisers, and conditioners.

Concentration and Solubility:

• Usage level: 1% to 25%, depending on the product type and need.
• Insoluble in water but melts easily in oils and can be heated for mixing.

How to Use:

• Melt Stearic Acid with the oil phase of your formula before blending.
• Use gentle heat (around 70–75°C) to help it fully dissolve in oils.