Herbs that enter the heart meridian include ginseng, cinnamon sticks, and sour jujube nut. 1. Ginseng: sweet, slightly bitter, warm in nature, enters the heart, lung and spleen meridians, with the effects of tranquilizing the spirit and benefiting the intellect (stabilizing the mind and promoting intellectual development), restoring the pulse and fixing detachment (restoring the normal pulse and preventing the detachment of substances), and replenishing the vital energy (replenishing the root of the body’s vital energy), it is often used in the treatment of deficiency in the body and desire to detachment, deficiency in the spleen and lack of food, deficiency in vital energy and blood and other diseases, and is forbidden to those who have allergy to ginseng or are suffering from dampness and heat. It is not suitable to be used with quinoa. 2. Gui Zhi: pungent and sweet in flavor, it enters the heart, lung and bladder meridians, it has the effect of sweating and relieving surface (by sweating to relieve the evil on the surface of the body), warming the meridians, it is often used in the treatment of wind-cold cold and flu, joint pain, dysmenorrhea with blood stasis, etc. It is forbidden to use in those who are allergic to Gui Zhi, or those who are suffering from deficiency of yin and essence (deficiency of yin and essence in the body and hyperactivity of fire in the body), or those who suffer from hyperthermia. 3. Sour Jujube Seed: sweet and sour in taste, flat in nature, enters the heart, liver and gallbladder meridians, with the effect of nourishing the heart and tranquilizing the mind (stabilizing the mind by nourishing the heart), generating fluid and astringent sweating, it is used in the treatments of insomnia due to deficiency and heat, palpitation and dreaming (palpitation and frequent dreaming due to frightening), and thirst due to injury of fluid, and is forbidden for those who are allergic to sour Jujube Seed, or those who suffer from solid evils in the body, or those who suffer from diarrhea. The adverse effects of the above herbs are not known. In addition to the above examples, there are many other herbs that enter the heart meridian, and the use of each one of them requires strict compliance with the doctor’s instructions, under the guidance of a traditional Chinese medicine practitioner, and should not be taken on one’s own.