Cosmetics companies are some of the biggest consumers for spirulina extracts and other seaweeds. Spirulina extracts are featured as natural marine ingredients in cosmetics. Cosmetic compositions with spirulina extract in Europe are mainly for free radicals content which can act on aging, better hydration, skin protection and other required improvements of the human skin. Spirulina extract concentrates constitute 0.1 to 5.0% by weight of cosmetic products sold in Europe, which is an acceptable limit of spirulina extract in cosmetic products. Spirulina extract is a rich source of vitamins of the B-complex, pro-vitamin-A, natural proteins, Phyto-polysaccharides such as galactose, glucose, ribose, and mannose. These active ingredients from spirulina extract help in better cosmetic formulations, which are very effective for skin moisturizing and nurturing.

The sports drinks industry and the dye market have been lately using Spirulina extracts and show great potential for application. Spirulina an excellent source of bio fertiliser in various developing and developed nations, as the Cyanobacteria/blue-green algae help in nitrogen fixation through photosynthesis, making Spirulina popular among the organic farmers who seek to enhance productivity in natural ways. Recently, BASF (a German company) and Solix Biofuels (U.S.) have come together for the production of fuel from blue-green algae. Such mergers and collaborations have fuelled the areas for new realms of application in the industry.