Subcutaneous cysts are most commonly sebaceous cysts under the skin. If inflamed, they are usually local bacterial infections causing redness, swelling, heat and pain, so it is best to eat a light diet and foods that clear heat and detoxify the body. If it is a vegetable, you can eat mustard, cabbage, watercress, all have the effect of clearing heat, you can also eat cold melon or winter melon, and fruits can eat cantaloupe as well as watermelon, all have the effect of clearing heat and generating fluid. Avoid eating fried and greasy food, as this can aggravate the symptoms of inflammation. You can also drink water with Chinese herbs, you can use honeysuckle, summer cress, chrysanthemum, etc., all have the effect of clearing heat and detoxifying.