What are the effects and functions of Rehmannia glutinosa?

Have you ever paid attention to the effects and functions of Rehmannia glutinosa? Rehmannia has many effects. It can help clear away heat and cool blood, and has a good effect of nourishing yin and promoting body fluid. It can also treat dizziness, palpitations, insomnia, and symptoms of irregular menstruation and metrorrhagia in women.

1. Raw Rehmannia root can clear away heat, cool blood, nourish Yin, and promote the production of body fluids. It is used for fever, thirst, rash, internal heat due to Yin deficiency, vomiting blood, epistaxis, diabetes, and infectious hepatitis. Rehmannia root polysaccharide can promote the proliferation of hematopoietic stem cells in the bone marrow of normal mice and stimulate their hematopoietic function. It also has a certain protective effect on radiation damage and promotes recovery.

2. Rehmannia root is sweet and slightly warm in nature. It enters the liver and kidney meridians. Functions and indications: It has the effect of nourishing blood and yin, and is used for symptoms such as blood deficiency and chlorosis, dizziness, palpitations and insomnia, irregular menstruation, and metrorrhagia. It can be used for hot flashes, bone steaming, night sweats, spermatorrhea, and thirst caused by kidney yin deficiency, such as Liuwei Dihuang Pills.

3. It can replenish essence and marrow and is used to treat weakness in waist and knees, dizziness, tinnitus, premature graying of hair, etc. caused by deficiency of essence and blood of liver and kidney.

4. Raw Rehmannia root tastes sweet and bitter and is cold in nature. It enters the heart, liver and lung meridians. Functions and indications: It has the effect of clearing heat and cooling blood. It is used for febrile diseases with heat entering the blood, high fever, coma, dry mouth and red tongue. Such as Qingying Decoction. For treating late stage of febrile disease, when residual heat has not been eliminated, yin fluid has been damaged, patients are hot at night and cool in the morning, have red tongue and rapid pulse, such as Qinghao Biejia Decoction. It can be used to treat febrile diseases with heat entering the blood, excessive heat and toxicity in the blood, vomiting blood, nosebleeds, and purple-black macules. Such as Sisheng Pills;

5. It has the effect of nourishing yin and promoting body fluid, and is used for thirst caused by loss of body fluid, and internal heat and thirst. It is used to treat damage to yin caused by febrile diseases, dry intestines and constipation, such as Zengye Decoction. When used as medicine, it is decocted and taken orally, 10 to 30 g. The dosage of fresh product can be doubled, or the fresh product can be mashed into juice and used as medicine. Fresh Rehmannia root tastes sweet, bitter and very cold in nature, and has similar effects to dried Rehmannia root. Its yin-nourishing ability is slightly weaker, but it has stronger abilities in clearing away heat, promoting fluid production, cooling blood and stopping bleeding. This product is cold and stagnant in nature. It is not suitable for patients with spleen deficiency, dampness stagnation, abdominal distension and loose stools. It is usually not used alone, but usually used in combination with other Chinese medicines.