Astaxanthin | CAS 472-61-7 | Antioxidant Carotenoid

Product Name: Astaxanthin
CAS No.: 472-61-7
Appearance: Orange-red powder or crystals
Solubility: Poorly soluble in water; freely soluble in fats and organic solvents
Stability: High when protected from light and high temperatures

1. Introduction

Astaxanthin is a powerful natural carotenoid with pronounced antioxidant and anti-inflammatory properties, helping to protect cells from oxidative stress and maintain the health of skin, eyes, and the cardiovascular system.

Astaxanthin naturally occurs in microalgae, krill oil, and fish oil. Its unique structure with distributed conjugated double bonds allows it to effectively neutralize free radicals, making it a sought-after component in cosmetics, dietary supplements, and pharmaceuticals.

2. Chemical Structure & Synthesis

Astaxanthin is a long conjugated system with functional groups – hydroxyl and ketone groups – attached to the molecular core. The natural source is algae, but it is also obtained through extraction and subsequent chemical purification for use in nutraceuticals.

3. Properties

• Appearance: Orange-red powder or crystals

• Solubility: Poorly soluble in water; freely soluble in fats and organic solvents

• Stability: High when protected from light and high temperatures

4. Applications

Used in dietary supplements, cosmetics, and pharmaceuticals for:

• Protection against oxidative stress

• Improving skin condition and vision

• Supporting cardiovascular health

5. Conclusion

Astaxanthin is a promising natural compound, with research confirming its ability to minimize oxidative damage. Its use is actively expanding in various industries aimed at maintaining health and preventing age-related diseases.