Description

Bixa Orellana Seed Oil is extracted from the seeds of the Bixa orellana plant, commonly known as annatto. This oil is highly valued in the cosmetic and personal care industry for its antioxidant, skin conditioning, and coloring properties, making it a beneficial component in various skincare, hair care, and makeup products.

Chemical Composition and Structure
Bixa Orellana Seed Oil contains a variety of bioactive compounds, including carotenoids (such as bixin and norbixin), tocopherols, and essential fatty acids. These compounds contribute to its beneficial effects on the skin and hair, such as providing hydration, protecting against oxidative stress, and enhancing overall skin health. The specific composition includes:

Carotenoids: Natural pigments with strong antioxidant properties.
Tocopherols: Vitamin E compounds that provide antioxidant benefits.
Essential Fatty Acids: Include oleic and linoleic acids, known for their moisturizing and skin conditioning properties.
Physical Properties
Bixa Orellana Seed Oil typically appears as a deep orange to reddish oil with a characteristic odor. It is oil-soluble, making it easy to incorporate into various oil-based and emulsion formulations.

Cosmetic and Personal Care Applications
Antioxidant: The high carotenoid and tocopherol content provide strong antioxidant benefits, protecting the skin from free radical damage and environmental stressors.

Skin Conditioning: This ingredient helps to condition the skin, enhancing its texture and overall appearance. It is suitable for all skin types, especially dry and mature skin.

Moisturizing: The presence of essential fatty acids helps to lock in moisture, maintaining the skin's hydration and preventing dryness.

Natural Coloring: The oil’s vibrant color can be used to impart a natural tint to cosmetic products, adding an appealing hue without synthetic dyes.

Anti-Inflammatory: The carotenoids and tocopherols provide anti-inflammatory benefits, helping to soothe and calm irritated skin.

Hair Care: In hair care products, Bixa Orellana Seed Oil helps to nourish the scalp, strengthen hair fibers, and enhance the shine and smoothness of the hair.

Environmental and Safety Considerations

Bixa Orellana Seed Oil is generally considered safe for use in cosmetic and personal care products. It is non-irritating and suitable for all skin types. As a naturally derived ingredient, it poses minimal risk to the environment when disposed of properly. Utilizing Bixa Orellana Seed Oil also supports sustainable practices by promoting the use of plant-based ingredients.

Cosmetics - INCI Functions


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.

Humectant. Hygroscopic compound used to minimise water loss in the skin and to prevent it from drying out by facilitating faster and greater absorption of water into the stratum corneum of the epidermis. The epidermis is the most superficial of the three layers that make up human skin (epidermis, dermis and hypodermis) and is the layer that maintains hydration in all three layers. In turn, the epidermis is composed of five layers: horny, the most superficial, granular, spinous, shiny, and basal. Humectants have the ability to retain the water they attract from the air in the stratum corneum and have the function of moisturising the skin. They are best used before emollients, which are oil-based.

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: 89957-43-7 EC number 289-561-2