Description

Macadamia Ternifolia Seed Extract is derived from the seeds of the macadamia tree (Macadamia ternifolia), a member of the Proteaceae family. This extract is valued in cosmetic and skincare formulations for its beneficial properties, including its antioxidant, moisturizing, and soothing effects on the skin.

Chemical Composition and Structure:

Key Components:
Fatty Acids: Contains monounsaturated fatty acids such as oleic acid and palmitoleic acid, which help in maintaining skin hydration and elasticity.
Polyphenols: Includes various polyphenolic compounds with antioxidant properties, helping to protect the skin from oxidative stress and environmental damage.
Vitamins: Rich in vitamins, especially vitamin E, which contributes to its antioxidant and skin conditioning benefits.
Structure: The extract is a concentrated form of the beneficial compounds found in the macadamia seeds, usually found in a liquid or powdered form, depending on the extraction method.

Physical Properties:

Appearance: Typically a clear to slightly yellow liquid or a fine powder, depending on the formulation.
Odor: Mild and nutty, characteristic of macadamia nuts.
Texture: Smooth and non-greasy, designed to blend easily into various cosmetic formulations.

Production Process:

Extraction: The extract is obtained using methods such as solvent extraction or supercritical fluid extraction, which helps to concentrate the beneficial compounds from macadamia seeds.
Purification: The extract undergoes purification to remove impurities and concentrate the active ingredients.
Formulation: Once purified, the extract is incorporated into cosmetic and personal care products, including creams, serums, and lotions.

Applications:

Moisturization: Enhances skin hydration by providing essential fatty acids and maintaining the skin’s lipid barrier.
Antioxidant: Helps protect the skin from oxidative damage due to its polyphenol content, which can reduce the appearance of fine lines and wrinkles.
Soothing: Calms and conditions the skin, making it suitable for sensitive or irritated skin.

Safety and Considerations:

Safety: Generally regarded as safe for use in cosmetic and personal care products. It is well-tolerated by most skin types, though individuals with nut allergies should exercise caution.
Environmental Impact: The sustainability of the extract depends on the sourcing and production practices. Opting for products certified by sustainable and ethical sources can minimize environmental impact.

INCI:


Skin conditioning agent - Emollient. Emollients have the characteristic of enhancing the skin barrier through a source of exogenous lipids that adhere to the skin, improving barrier properties by filling gaps in intercorneocyte clusters to improve hydration while protecting against inflammation. In practice, they have the ability to create a barrier that prevents transepidermal water loss. Emollients are described as degreasing or refreshing additives that improve the lipid content of the upper layers of the skin by preventing degreasing and drying of the skin. The problem with emollients is that many have a strong lipophilic character and are identified as occlusive ingredients; they are oily and fatty materials that remain on the skin surface and reduce transepidermal water loss. In cosmetics, emollients and moisturisers are often considered synonymous with humectants and occlusives.

Skin conditioning agent. It is the mainstay of topical skin treatment as it has the function of restoring, increasing or improving skin tolerance to external factors, including melanocyte tolerance. The most important function of the conditioning agent is to prevent skin dehydration, but the subject is rather complex and involves emollients and humectants that can be added in the formulation.
Synonyms:

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