Discus Color Blue cheese color-enhancing food for blue cheese discus Discus Color Blue is a color-enhancing food in the form of a carefully produced soft granules for green / blue discus. Balanced composition of the algae Haematococcus and natural minerals directly supports the development of these colors. Disease resistance, healthy development and fertility are reinforced by highly digestible protein derived from aquatic organisms, omega fatty acids and trace elements. After soaking, rapidly sinking granules soften without losing the shape and swells. As a result, the water is not polluted.