Description

Diatoxanthin CAS NO 31063-73-7 is a naturally occurring xanthophyll carotenoid pigment, recognized for its potent antioxidant properties. This compound is essential for applications requiring high-purity, photostable natural colorants and bioactive ingredients. It serves as a critical component for manufacturers in the nutraceutical, cosmetic, and advanced food ingredient sectors seeking natural, functional additives.

Application

• Nutraceutical & Dietary Supplements: Used as an active antioxidant ingredient in capsules, tablets, and softgels for promoting eye and skin health.
• Functional Food & Beverage Fortification: Incorporated as a natural colorant and bioactive component in health-focused drinks, dairy products, and confectionery.
• Cosmetic & Personal Care Formulations: Employed in anti-aging serums, creams, and lotions for its skin-protective and free-radical scavenging benefits.
• Aquaculture & Animal Feed: Utilized in feed formulations for salmon, shrimp, and poultry to enhance flesh, shell, or egg yolk coloration and improve animal health.
• Pharmaceutical Research: Serves as a reference standard and raw material in research concerning oxidative stress and photobiology.
• Natural Pigments & Dyes: Acts as a source for stable, natural yellow-to-orange pigments in various industrial applications.

Basic Information

Product Name	Diatoxanthin
CAS No.	31063-73-7
Molecular Formula	C40H54O3
Molecular Weight	582.86 g/mol
Synonyms	Diatoxanthin; (3S,5R,6S,3'R)-Diatoxanthin; 3,3'-Dihydroxy-7,8-didehydro-β,β-carotene; 7,8-Didehydrozeaxanthin; Alloxanthin; DTX; Carotenoid Xanthophyll 2
EINECS	Contact for details

Quality Control

Our Diatoxanthin is produced and tested under strict quality management systems. Each batch is analyzed to ensure high purity and consistency, with specifications suitable for food, cosmetic, and nutraceutical applications. A comprehensive Certificate of Analysis (COA) detailing identity, purity, and impurity profiles is provided with every shipment.

Storage

Preserve in a tightly closed container, protected from light. Store under an inert atmosphere (e.g., nitrogen or argon) at 2-8°C or as specified on the label. Keep the container in a cool, dry, and well-ventilated area. Avoid prolonged exposure to air, heat, and moisture.

Specification

Item	Specification
Appearance	Orange to red powder
Identification (HPLC/UV)	Conforms to reference standard
Assay (HPLC)	≥ 90.0%
Loss on Drying	≤ 2.0%
Heavy Metals (as Pb)	≤ 10 ppm
Residual Solvents	Meets ICH guidelines
Total Plate Count	≤ 1000 cfu/g
Yeast & Mold	≤ 100 cfu/g

Note: Specifications can be tailored. Please contact us for the detailed technical data sheet of a specific grade.