Hair care essential oil block, and preparation method and application thereof

The invention relates to a hair care essential oil block. The hair care essential oil block comprises an essential oil part and a forming part; the essential oil part comprises plant essential oil andan essential oil adsorbent; and the forming part comprises liquid silica gel and a curing catalyst, wherein the mass ratio of the essential oil part to the forming part is (1:1)-(1:5), and the essential oil part is wrapped in a solid block formed by curing the forming part. The invention also relates to a preparation method and application of the hair care essential oil block. The preparation method comprises the following steps: 1, preparing an essential oil mixture; 2, preparing the essential oil adsorbent; 3, adding the essential oil mixture in the step 1 into a container in the step 2, and performing stirring to obtain the essential oil part; 4, preparing a molding part precursor; and 5, adding the essential oil part in the step 3 into the container in the step 4, and performing stirring, injection molding, a