The yellow color of the skin after fire cupping is generally a normal physiological phenomenon and there is no need to worry too much. Fire cupping refers to the negative pressure inside the can through exhaust, the edge of the can is tightly attached to the skin surface, pulling the subcutaneous nerves, muscles, blood vessels and glands, causing a series of neurological and endocrine system response, so that vascular dilation, increased permeability of the blood vessel wall, increased blood flow, so as to improve the general blood circulation, accelerate the discharge of toxins in the body. The yellowing of skin color after fire cupping is a normal phenomenon, mainly due to poor local blood circulation, and will not affect the body too much, and with the passage of time, this situation will gradually disappear, and the color of the skin is back to normal, so there is no need for special treatment. To sum up, if there are other discomforts after fire cupping, you should consult a doctor in time to find out the reason, and it is better to choose a professional and formal medical institution for consultation and treatment according to your own situation.