A little numbness in one toe may be caused by compression factors, lumbar spine lesions, diabetes and other factors. 1. Compression factors: wear to the shoes too tight or toe area is subjected to prolonged pressure, will lead to blood flow obstruction, will cause a toe numbness, only occasionally, eliminate the above triggers can be improved on their own. 2. Lumbar spine lesions: commonly seen in lumbar disc herniation, due to the nerve innervating the lower limbs are compressed and stimulated, can cause a toe numbness, may also be accompanied by numbness of the lower limbs, as well as lumbar pain, radiating pain in the lower limbs and other symptoms. 3. Diabetes: may be related to genetic and poor dietary habits and other factors, blood sugar repeatedly increased, may cause peripheral neuritis, will lead to a toe or more toes numbness, tingling and other symptoms. A little numbness in one toe, accompanied by other discomforts, lasting for a long time, should be alerted to disease factors, and it is recommended to consult a doctor for examination and treatment.