A unicellular, elliptical, flagellated microalgae belonging to the Prasinophyta (Phylum), Pyramimonadales (Order), Platymonadaceae (Family). Cell size ranging from 4 to 8 µm.
Tetraselmis is an excellent source of EPA and linoleic acid, as well as a good source for vitamins and pigments such as chlorophyll-a, chlorophyll-b, lutein, Neoxanthin, Violaxanthin,
Diadinoxanthin, Zeaxanthin and β – carotene.