The invention discloses a multifunctional printing and dyeing additive intermediate and a preparing method thereof. The prepared multifunctional printing and dyeing additive intermediate has various excellent functions of solubilization helping, detergent washing, permeating, dispersing, chelating and the like, meanwhile integrates various efficient functions of impurity removing, oil removing, surface dye removing, water hardness eliminating, refining, desizing, bleaching and the like, and has an excellent use effect.