Description

Astaxanthin is a powerful, naturally occurring keto-carotenoid renowned for its exceptional antioxidant properties. Its primary commercial value lies in its ability to provide vibrant coloration and potent health benefits across multiple industries. This high-performance ingredient is essential for manufacturers in the nutraceutical, aquaculture, cosmetic, and food and beverage sectors seeking to enhance product efficacy and appeal.

Application

• Nutraceuticals & Dietary Supplements: Used in capsules, softgels, and tablets for its superior antioxidant support for eye, skin, and joint health.
• Aquaculture Feed: A critical pigment source in salmonid and shrimp feed to achieve the desirable pink-to-red flesh coloration consumers expect.
• Cosmetics & Skincare: Incorporated into anti-aging serums, creams, and lotions for its protective effects against oxidative stress and UV radiation.
• Food & Beverage Coloring: Serves as a natural colorant in functional foods, beverages, and pet food, providing a stable red hue.
• Animal Nutrition: Enhances livestock and poultry health and product quality (e.g., egg yolk color) through its antioxidant capacity.
• Pharmaceutical Research: Utilized in clinical studies and formulations investigating its anti-inflammatory and neuroprotective potential.

Basic Information

Item	Details
Product Name	Astaxanthin
CAS No.	7542-45-2
Molecular Formula	C40H52O4
Molecular Weight	596.84 g/mol
Synonyms	3,3'-Dihydroxy-β,β-carotene-4,4'-dione; Astaxanthin; (3S,3'S)-Astaxanthin; CI 40850; CI 75100; Ovoester; Carophyll Pink; BioAstin
EINECS	231-421-2

Quality Control

Our Astaxanthin is produced and tested under strict quality management systems to ensure high purity, potency, and batch-to-batch consistency. We adhere to relevant standards for food, feed, and nutraceutical applications. A comprehensive Certificate of Analysis (COA), detailing identity, assay, and impurity profiles, is provided with every shipment to guarantee compliance with your specifications.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry place at temperatures between 2°C and 8°C (refrigerated) or under inert atmosphere as specified for the grade. This product is strictly light-sensitive and easily oxidized; prolonged exposure to light, heat, or air must be avoided to maintain stability and potency.

Specification

Item	Specification
Appearance	Dark red to violet crystalline powder
Identification (HPLC/UV)	Conforms to reference standard
Assay (HPLC)	≥ 95.0% (Total Astaxanthin)
Heavy Metals (as Pb)	≤ 10 ppm
Residual Solvents (GC)	Meets ICH guidelines
Total Plate Count	≤ 1000 cfu/g
Yeast & Mold	≤ 100 cfu/g
Loss on Drying	≤ 1.0%

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