Blueberry compound mask and preparation method thereof

The invention provides a blueberry compound mask and a preparation method thereof. The preparation method comprises the following steps: mixing plant extracts obtained by water extraction of blueberry leaves, asiatic bilberry leaves and ampelopsis grossedentata leaves with tannic acid, Chinese gall aphid and blueberry wine, and sealing to perform fermentation so as to obtain blueberry compound essence; and soaking a well-cut fiber mask base material in the blueberry compound plant essence, preserving moisture and sealing to obtain the blueberry compound mask. The blueberry compound mask provided by the invention is fragrant in use, and has multiple skin protection functions of whitening and astringing the skin, preserving moisture to remove wrinkles, moistening skin cuticle and the like.