Zeaxanthin
β-Carotene-3,3′-diol, (3R,3′R)-all-trans-, β,β-Carotene-3,3′-diol, β,β-Carotene-3,3′-diol, (3R,3′R)-, (3R,3'R)-BETA,BETA-CAROTEN-3,3'-DIOL
- CAS
- 144-68-3
- EC
- 205-636-4
- Sectors
- Nutraceuticals & Supplements, Food & Nutrition
Zeaxanthin (CAS 144-68-3) is a naturally occurring xanthophyll carotenoid of the β,β-carotene series, supplied as a yellow crystalline solid that ranges in color from light orange to very dark red, and it serves as a pigment and antioxidant ingredient in nutraceutical, food and feed applications. Estimated density 0.9944 g/cm³, melting point 215.5 °C, estimated boiling point 572.66 °C.
A dihydroxy carotenoid of the β,β-carotene series (CAS 144-68-3; EC 205-636-4), zeaxanthin functions as a pigment and antioxidant ingredient used across food, nutraceutical, and feed applications. It is sparingly soluble in water and soluble in organic solvents and oils.
Zeaxanthin ships from SoleChem stock in Food Grade, packed in 25 kg drums or cartons, with 1–5 kg small-lot options available.
SoleChem supplies nutraceutical and food customers with this carotenoid under a single Food Grade specification and holds ISO 9001:2015 and ISO 22000:2018 certification for food and nutraceutical products. A certificate of analysis (COA) and safety data sheet (SDS) accompany every delivery, and SoleChem arranges deliveries to more than 40 countries. Purchasing managers and formulators can request a bulk quote for Zeaxanthin by sharing their required quantity and delivery schedule.
Typical Properties
| Molecular formula | C40H56O2 |
|---|---|
| Molecular weight | 568.87 g/mol |
| Appearance | Yellow Crystalline Solid |
| Form | neat |
| Color | Light Orange to Very Dark Red |
| Odor | Special Odor |
| Melting point | 215.5 °C |
| HS code | 29062990 |
| Grades available | Food Grade |
Typical literature values for identification; lot-specific results are stated on the certificate of analysis (COA) and the safety data sheet (SDS) that accompany every delivery.
Applications by Industry
- Nutraceuticals & Supplements
Zeaxanthin serves nutraceutical formulators as an antioxidant carotenoid for softgels, tablets and capsules, where it is included for its pigment and antioxidant function.
- Food & Nutrition
Zeaxanthin acts as a natural yellow-orange colorant and antioxidant in food and beverage applications, and it supports functional food fortification by boosting carotenoid content.
Zeaxanthin
Applications
- Nutraceuticals & supplements: antioxidant carotenoid in softgels, tablets, capsules
- Food & beverage: natural yellow-orange colourant and antioxidant
- Animal feed: pigmentation and antioxidant support in poultry, aquaculture
- Cosmetics: antioxidant carotenoid active in topical formulations
- Functional food fortification: boosts carotenoid content in fortified foods
Safety & Risks
Not classified under GHS; low acute hazard. Handle with standard PPE (gloves, eye protection). Light- and heat-sensitive; avoid prolonged exposure to air and moisture. No major handling risks identified.
Packaging
Supplied in 25 kg drums or cartons; 1–5 kg small-lot options available. Store cool, dry, and away from light.