Description

Citroxanthin is a naturally occurring carotenoid pigment, a key member of the xanthophyll family. This compound is valued for its potent antioxidant properties and its role as a natural colorant, offering a vibrant yellow to orange hue. It is essential for manufacturers in the nutraceutical, food & beverage, and cosmetic industries seeking natural, functional ingredients to enhance product appeal and health benefits.

Application

• Nutraceutical & Dietary Supplements: Used as an active ingredient in antioxidant formulations and vision health supplements.
• Food & Beverage Coloring: Serves as a natural color additive (E161) in products like beverages, dairy, confectionery, and sauces.
• Cosmetics & Personal Care: Incorporated into skincare products for its antioxidant benefits and as a natural pigment in color cosmetics.
• Animal Feed & Aquaculture: Added to feed for poultry and fish to improve flesh and egg yolk coloration.
• Pharmaceutical Intermediates: Utilized in the synthesis of specialized pharmaceutical compounds.
• Functional Food Development: Enhances the nutritional profile of fortified foods and health drinks.

Basic Information

Product Name	Citroxanthin
CAS No.	515-06-0
Molecular Formula	C40H56O2
Molecular Weight	568.88 g/mol
Synonyms	Citroxanthin; 5,8-Epoxy-5,8-dihydro-β,β-carotene; β-Citraurinene; (3R,6'R)-β,ε-Carotene-3,6'-diol; 5,8-Epoxy-5,8-dihydro-beta,β-carotene; Natural Yellow 27; E 161; Food Orange 8
EINECS	208-187-2

Quality Control

Our Citroxanthin is produced under strict quality management systems. Each batch undergoes comprehensive analytical testing, including identity confirmation, purity assay, and impurity profiling, to ensure it meets stringent specifications for food and nutraceutical applications. Certificates of Analysis (COA) documenting compliance with relevant standards are available upon request.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry place at 2-8°C or under conditions as specified on the label. Due to its light-sensitive and easily oxidized nature, long-term storage is recommended under an inert atmosphere such as nitrogen.

Specification

Item	Specification
Appearance	Orange to red-orange powder or crystalline solid
Identification (IR)	Conforms to standard
Assay (HPLC)	≥ 90.0%
Loss on Drying	≤ 2.0%
Heavy Metals (as Pb)	≤ 10 ppm
Residual Solvents	Meets ICH guidelines
Microbiological Analysis	Meets standard for food ingredients

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