As the food and dietary supplement industries and consumers seek nontraditional sources of nutrition, microalgae have drawn some attention. Green microalgae, for example, represent more than 16,000 diverse species, some of which may provide materials for biofuel and an array of potential nutrients, including polyunsaturated fatty acid and protein. Some of the substances produced by microalgae include a spectrum of carotenoids and a collection of phytosterols (Yao et al. 2015, Le Goff et al. 201…