Handmade soap containing tea residue extract and preparation method of handmade soap

The invention provides a handmade soap containing a tea residue extract, wherein the handmade soap comprises the following raw materials by weight: 180-210 parts of mixed grease, 20-30 parts of NaOH,40-50 parts of distilled water and 3-5 parts of the tea residue extract; the mixed grease is a mixture of tea seed oil, rapeseed oil and palm oil according to a weight ratio of 5:1:4. The invention also provides a preparation method of the handmade soap containing the tea residue extract. The preparation method comprises the following steps: S1, mixing grease; S2, carrying out saponification reaction; S3, adding the tea residue extract; S4, regulating pH value; and S5, shaping: pouring the blended soap liquid into a mold and cooling the soap liquid to shape the handmade soap. In the invention,the raw materials of the handmade soap are natural, green and environment-friendly; wherein the added tea residue extract has the functions of whitening, moistening, preventing aging, resisting allergy, removing acnes, removi