Menthol Crystals

Menthol crystals are the solid, crystalline form of menthol, a natural compound primarily derived from peppermint (Mentha arvensis) or other mint oils. They are colorless to white, with a strong minty aroma and a distinct cooling sensation.

Chemical Information

• INCI Name: Menthol

• CAS Number: 89-78-1

• Melting Point: ~41–44 °C

Key Properties

• Provides a cooling, refreshing, and soothing effect on skin and mucous membranes

• Acts as a mild antiseptic and analgesic

• Soluble in alcohol, essential oils, and carrier oils

• Poorly soluble in water (requires heating to dissolve)

Usage Rates

• Creams/Lotions: 0.1 – 2%

• Balms/Ointments: 1 – 5%

• Shampoos/Hair Products: 0.2 – 1%

• Lip Products: ≤ 0.5% (use with caution to avoid irritation)

How to Use in Formulation

• Dissolve menthol crystals in a small amount of warm oil, alcohol, or essential oil before adding to the formula.

• Avoid adding directly to water-based products unless pre-dissolved.

Safety and Handling

• Use within recommended limits to prevent skin irritation.

• Avoid contact with eyes and mucous membranes.

• Store in a cool, dry place, tightly sealed, away from heat and light.