Seaweeds as potential source of bioactive compounds with special emphasis on bioprospecting in COVID-19 situation

ABSTRACT

The scientific community is still in search of compounds that can be most effective to fight against COVID-19. A thorough evaluation of natural therapeutic compounds in relation to combat COVID-19 disease is the call of the hour. Out of many resources, seaweeds, available in the marine environment, offer immense potential, containing various therapeutic molecules and possess antimicrobial, anti-inflammatory, and antioxidant properties. Seaweeds contain various polysaccharides including sulfated galactan, sulfated rhamnans or mannans, carrageenans, and agars, etc. These compounds are known to inhibit the growth, transformation, and settlement of many viruses. Various seaweed species are sources for steroids, flavonoids, glycosides, alkaloids, and other related bioactive compounds with great medicinal values. Seaweeds and their products can be used to aid in the treatment of many diseases without any side effects. This review summarizes the medicinal use of seaweeds with special reference to the COVID-19 situation and human health. © 2022 Elsevier Inc.