Description

Macadamia Ternifolia Shell Powder is a finely ground powder made from the shells of macadamia nuts (Macadamia ternifolia). It is commonly used in cosmetic and personal care products for its exfoliating properties.

Chemical Composition and Structure:

Key Components:
Cellulose: The primary structural component of the shell, providing texture and exfoliating properties.
Lignin: Contributes to the structural strength of the shell, enhancing the abrasiveness of the powder.
Minerals: Includes trace minerals from the shell material that can benefit the skin.
Structure: Fine, irregular granules that are often used in exfoliating formulations.

Physical Properties:

Appearance: Typically a light brown or beige powder with a rough, granular texture.
Odor: Generally neutral or slightly nutty, characteristic of macadamia shells.
Texture: Granular and abrasive, ideal for use in mechanical exfoliation.

Production Process:

Shell Collection: The outer shells of macadamia nuts are collected as a by-product of nut processing.
Cleaning: The shells are cleaned to remove any residual nut meat or contaminants.
Grinding: The cleaned shells are ground into a fine powder to create the exfoliating product.
Sifting: The powder is sifted to ensure uniform particle size and to remove any large fragments.

Applications:

Exfoliation: Used in scrubs and exfoliating products to remove dead skin cells and improve skin texture.
Thickening Agent: Can be used as a thickening agent in various cosmetic formulations.
Texturizer: Adds a natural texture to products such as soaps and scrubs.

Safety and Considerations:

Safety: Generally regarded as safe for use in cosmetic products. Proper formulation is important to avoid excessive abrasion, which could cause skin irritation.
Allergies: Individuals with nut allergies should exercise caution, as the powder is derived from macadamia shells.
Sustainability: Utilizing the shell powder helps reduce waste from macadamia nut processing, promoting sustainable practices.

INCI:


Abrasive agent. It contains abrasive particles to remove stains or biofilm that accumulate on the stratum corneum or teeth. Baking soda, kieselguhr, silica and many others have abrasive properties. Peeling or exfoliating products used in dermatology or cosmetic applications contain abrasive agents in the form of synthetic microspheres, however, these microspheres, or abrasive particles may not be biodegradable and create pollution in aquatic ecosystems.
Synonyms:

CAS: 128497-20-1 129811-19-4