Trigeminal neuralgia has no special food contraindications and there are no absolute no-no’s, but in order to avoid irritation it is recommended to reduce the consumption of cold, hard, spicy and stimulating foods. Trigeminal neuralgia is a kind of episodic pain in the area of trigeminal innervation, the symptom manifests itself in the area of trigeminal innervation due to the sudden occurrence of lightning-type extremely severe pain. The pain can be spontaneous or can be induced by facial stimuli such as chewing. Therefore, it is recommended to reduce the consumption of cold, hard, spicy and irritating foods to avoid triggering the pain. Trigeminal neuralgia patients should pay attention to a light diet, balanced nutrition, not to avoid stimulation of little or no diet. If necessary, they should consult a doctor in time and follow the doctor’s instructions.