... oxygenated carotenoid available in different types of edible algae. What is FucoxanthinBotanical name: FucoxanthinChemical name: 3'-(Acetyloxy)-6',7'- ... japonica, Undaria pinnatifida, and Hijikia fusiformis. It is brown, as is known to give algae its characteristic coloring. Fucoxanthin ... accumulation of fat in the body. What many people didn't realize, however, is that this product also has energy ...