Pigments are the chemical substances that absorb the light of visible region. Pigments are compounds that are widely used in industries. Non-toxic nature of pigment produced by a number of microorganisms make them ecofriendly for utilization in dye, foodstuff, pharmaceutical, cosmetics and other industrial purpose. Industrial production of natural food colorants by microbial fermentation has several advantages such as cheaper production, easier extraction, higher yields through strain improvements, no lack of raw materials and season independent. |
