Medchemexpress, HY-B1960 5mg Canthaxanthin CAS:514-78-3 Canthaxanthin is a red-orange carotenoid with various biological activities, such as antioxidant, antitumor properties. Purity:>98% Medchemexpress has over 10000 novel life-science reagents, reference compounds, APIs and natural compounds for laboratory and scientific use. Other quantity can also be offered.