San Yin Jiao is a major acupoint for women’s health care, with effects and functions such as spleen and stomach cold, dyspepsia, bloating, intestinal rumbling, diarrhea, irregular menstruation, menorrhagia, thin and watery, amenorrhea, prolapse of the uterus, difficult labor in pregnant women. So where is the acupoint of San Yin Jiao? Let’s take a look at the accurate location of San Yin Jiao together below.

Where is the acupoint of San Yin Jiao

San Yin Jiao is located on the lateral side of the lower leg, 3 cun above the tip of the medial malleolus, and behind the medial edge of the ankle joint. Regularly needling this acupoint can adjust the blood Qi of the liver, spleen, and kidney meridians, and has a significant effect on treating endocrine imbalance and preventing modern civilization diseases (hypertension, diabetes, coronary heart disease, etc.).

Acupoint selection method

Three cun directly above the tip of the medial malleolus, about 4 fingers wide, gently pressing, there is a bone as the ankle joint, and this acupoint is located on the edge of the ankle joint close to the bone edge depression.

Acupoint anatomy

The acupoint of San Yin Jiao is located between the edge of the ankle joint and the gastrocnemius muscle, with the long extensor muscle of the toes in the deep layer; there is the great saphenous vein, posterior tibial artery and vein; there is the lateral gastrocnemius skin nerve in the lower leg, and the tibial nerve is in the deep layer.

Effects and functions

Dyspepsia, bloating, intestinal rumbling, diarrhea, irregular menstruation, menorrhagia, thin and watery, amenorrhea, prolapse of the uterus, difficult labor in pregnant women, blood dizziness after childbirth, poor lochia after childbirth, frequent seminal emission, impotence, pain in the male reproductive organs, edema, poor urination, bedwetting, knee and ankle arthralgia, athlete’s foot, insomnia, eczema, urticaria, neurodermatitis, hypertension, and other diseases.

Acupoint matching

The acupoint of San Yin Jiao combined with Zu San Li treats intestinal rumbling and diarrhea; combined with the acupoint of Zhong Ji treats irregular menstruation; combined with the acupoint of Gongsun treats prolapse of the uterus; combined with the acupoint of Da Du treats hernia; combined with the acupoint of Neiguan and Shenmen to treat insomnia.

Operation steps

Perpendicular insertion of 1-1.5 cun, needle is prohibited for pregnant women.

Clinical medicine application

Diseases such as physiological pain, swollen sole, overweight or underweight (weight gain, weight loss, slimming), dissatisfaction with physiology, cold hands and feet, cold sensation, female menopausal disorders, and a variety of gynecological diseases. In addition, it is reasonable to have poor gastric juice and appetite. This acupoint is one of the key acupoints on the body’s Spleen Meridian of the Foot Taiyin, commonly used in the treatment of infertility, menstrual pain, and morning sickness during pregnancy.