“…However, population growth, the consequent increase in energy demand, the depletion of natural resources, and difficulties related to chemical synthesis to obtain various products have made photoautotrophic microorganisms extremely important and attractive. 54,56 Due to the variety of compounds these microorganisms can produce, the use of microalgae and cyanobacterial biomass fits into the biorefinery concept. 57,58 This concept is based on oil refineries, where oil is converted into various products with different added values, 55,56 with diverse applications, such as in the medical, food, nutraceutical, energy, pharmaceutical, and cosmetic industries, among others.…”