Diet precautions after sebaceous cyst surgery include: 1, avoid spicy food: spicy food can cause vasodilatation, resulting in increased local sweating, which can lead to wound infiltration and even bacterial infection; 2, avoid alcohol and tobacco: alcohol and tobacco can stimulate blood vessels, resulting in vasodilatation, congestion, resulting in prolonged recovery; 3, avoid allergenic food: such as seafood, mango, papaya, etc., these foods can lead to increased local permeability after consumption. 4, avoid hard food: such as facial surgery, eating hard food when the local muscle activity can pull the wound; 5, should be light food: eat more vitamin-rich fruits, can promote the wound healing as soon as possible.