There is no saying on how to take the best way to eat Dihuang. It is usually categorized into raw, cooked and fresh according to the different methods of preparation, and can be combined with other medicines to achieve better therapeutic effects.
Raw Dihuang is effective in clearing heat and cooling the blood (relieving blood heat by clearing heat), nourishing yin and promoting the production of body fluid. It can be used to treat symptoms such as heat entering the camp and blood (the degree of heat invading the body is deep and the symptoms are more severe), and internal heat due to yin deficiency (deficiency of yin fluid and the growth of heat within the body). Contraindications for Chinese herbal medicine: fear Chuanwu and Caojiao. Dietary contraindications: should not be warm diet; avoid blood, radish, onion, garlic.
Radix Rehmanniae Praeparata has the effects of tonifying blood and nourishing yin (replenishing blood and yin fluid), benefiting essence and filling the marrow (replenishing essence and essence). It is used to treat irregular menstruation, lumbar and knee soreness (a feeling of soreness and weakness in the waist and knees), and premature whitening of beard and hair. Cooked Dihuang is warm in nature, so it should not be taken in large quantities for a long period of time by people with solid heat syndrome; diabetic patients should avoid taking large quantities of a single medicine for a long period of time, and it is contraindicated in patients with nasopharyngeal carcinoma and thyroid carcinoma.
Fresh Dihuang has the effect of clearing heat and cooling the blood (removing heat to cool the blood), and promoting the production of fluids and moisturizing the dryness (tonifying fluids to moisturize the dryness). It can be used for treating acute fever, high fever and dizziness, vomiting of blood due to blood-heat paranoia (heat evil causing blood to go out abnormally), bruises, carbuncles and swellings, etc. It can also be used for treating stomach deficiency and poor appetite, arsine deficiency, etc. Caution should be exercised if the stomach is weak and the appetite is low, or if the arsine is weak and there is dampness.
Note that Chinese medicine treatment must be identified, please use the medicine under the guidance of a professional Chinese medicine practitioner, do not take it blindly on your own, so as not to affect your health.