Deinoxanthin is a carotenoid isolated from the bacterium Deinococcus radiodurans, known for its extraordinary resilience to extreme environmental conditions. This carotenoid is highly valued in the cosmetic and personal care industry for its potent antioxidant, anti-inflammatory, and skin-protecting properties.

Chemical Composition and Structure
Deinoxanthin is a carotenoid, a class of pigments naturally occurring in plants, algae, and photosynthetic bacteria. The structure of deinoxanthin includes:

Polyene Chain: A long chain of conjugated double bonds, which is responsible for its antioxidant activity and color.
Functional Groups: Including hydroxyl groups that enhance its biological activity and solubility in different media.
Physical Properties
Deinoxanthin typically appears as a yellow to orange powder or liquid, depending on its extraction and purification process. It is lipid-soluble and can be incorporated into various cosmetic formulations such as creams, lotions, serums, and oils.

Cosmetic and Personal Care Applications
Antioxidant: Protects the skin from free radical damage and oxidative stress, thereby preventing premature aging and maintaining skin health.

Anti-inflammatory: Reduces redness, swelling, and irritation, making it beneficial for sensitive and inflamed skin conditions.

Skin Protecting: Enhances the skin’s natural defense mechanisms against environmental stressors such as UV radiation and pollution.

Colorant: Provides a natural yellow to orange hue in cosmetic products.

Skin Conditioning: Improves the texture and appearance of the skin, making it smoother and more radiant.

Environmental and Safety Considerations

Deinoxanthin is generally considered safe for use in cosmetic and personal care products when used within recommended concentrations. It is derived from natural bacterial cultures and is biodegradable, making it an environmentally friendly choice. Sustainable sourcing and production practices are essential to ensure the quality and efficacy of deinoxanthin-based ingredients.

Cosmetics - INCI Functions


Antioxidant agent. Ingredient that counteracts oxidative stress and prevents cell damage. Free radicals, pathological inflammatory processes, reactive nitrogen species and reactive oxygen species are responsible for the ageing process and many diseases caused by oxidation.
Synonyms:

CAS: