Solid coffee waste as alternative to produce carotenoids with antioxidant and antimicrobial activities.

Special coffee production involves particular sensorial characteristics of the beverage as well as the production system of coffee beans, in particular environmental issues like water and solid waste disposal. Many countries around the world have problems with that waste disposal. The possibility to integrate the commodite production with suitable agricultural practices was the focus on this work using the solid waste to produce pigments by yeasts with biological activities.