This article mainly introduces the Chinese herbal medicine Gan Cao and Zhi Gan Cao, including the processing methods of the two kinds of medicinal materials, the characteristics of the decoction pieces and the differences in medication.
Neither Gan Cao nor Zhi Gan Cao should be used together with Hai Zao (Sargassum), Jing Da Ji (Euphorbiae Pekinensis Radix), Hong Da Ji (Knoxiae Radix), Gan Sui (Kansui Radix), Yuan Hua (Genkwa Flos). For more precautions, please click Gan Cao and Zhi Gan Cao. And follow the instructions of Chinese medicine practitioners. Next, please see the detailed difference between Gan Cao and Zhi Gan Cao.
【Medicinal part】
Gan Cao:
Dried roots and rhizomes of Glycyrrhiza uralensis Fisch., Glycyrrhiza inflata Bat. or Glycyrrhiza glabra L. of leguminous plant Glycyrrhiza uralensis Fisch.
Zhi Gan Cao:
Processed products of raw medicinal Gan Cao.
【Method of processing】
Gan Cao:
Take the original medicinal materials, remove the reed heads and impurities, separate the large and small strips, soak until 30% to 40% transparent, pick up and soften, cut into thick slices, and dry. Gan Cao is often used for purging fire and detoxifying.
Zhi Gan Cao:
Dilute the refined honey with an appropriate amount of boiling water, add Gan Cao slices, mix well, moisten it for a while, put it in a hot pot, and fry it with a slow fire until the surface is dark yellow and not sticky, take it out and let it cool. For every 100kg of Gan Cao slices, 25kg of refined honey is used. Zhi Gan Cao is used for invigorating the middle and replenishing Qi, relieving spasms and relieving pain. Zhi Gan Cao is superior to Gan Cao in combating barium chloride-induced arrhythmia in rats.
【Characteristics of Herbal Pieces】
Gan Cao:
1. Glycyrrhiza uralensis Fisch.: The root is cylindrical, 25-100cm long and 0.6-3.5cm in diameter. The outer skin varies in tightness. The surface is reddish-brown or gray-brown, with prominent longitudinal wrinkles, grooves, lenticels and sparse fine root scars. The texture is solid, the cross-section is slightly fibrous, yellowish white, powdery, the cambium ring is obvious, the rays are radial, and some have cracks. The rhizome is cylindrical, with bud scars on the surface and pith in the middle of the section. Slight gas, sweet and special.
2. Glycyrrhiza inflata Bat.: Roots and rhizomes are woody and strong, some are branched, and the skin is rough, mostly gray-brown or gray-brown. The quality is hard, the wood fiber is much, and the powder is small. Rhizome adventitious buds many and thick.
3. Glycyrrhiza glabra L.: The roots and rhizomes are relatively solid, with some branches, the outer skin is not rough, mostly grayish brown, and the lenticels are thin and not obvious.
Zhi Gan Cao:
The shape is like Gan Cao, the surface is dark yellow, slightly shiny, slightly sticky and sweet.
【Differences in medication】
Both are sweet in nature and flavor, calm in nature, return to the heart, lung, spleen, and stomach meridians, and have the functions of invigorating the spleen and replenishing qi, clearing heat and detoxification, eliminating phlegm and relieving cough, relieving spasm and relieving pain, and harmonizing the effects of various medicines. It is suitable for weak spleen and stomach, fatigue, fatigue, Palpitations, shortness of breath, cough with excess phlegm, abdominal pain, acute pain in the limbs, carbuncles and sores, and relief of drug toxicity and potency.
Gan Cao:
Sweet and cool, good at clearing heat and detoxifying, eliminating phlegm and relieving cough, mostly used for lung heat cough, yellow phlegm, sore throat, carbuncle sores, food poisoning, drug poisoning, etc.
Zhi Gan Cao:
The taste is sweet and slightly warm, to invigorate the spleen and stomach, replenish qi and rejuvenate the pulse, and mainly treat weakness of the spleen and stomach, fatigue, palpitations, and intermittent pulse.
(Zhi) Gan Cao Extract Granules Supplier and Manufacturer – Tianjiang
Jiangyin Tianjiang Pharmaceutical Co., Ltd. is a wholly owned subsidiary of China Traditional Chinese Medicine Holdings Co., Ltd. which is under the China National Pharmaceutical Group Corporation (“Sino Pharm”).
Founded in 1992, Tianjiang is a herbal extract granules supplier and a pioneer in the related fields of scientific research, industrialization and marketing. Tianjiang was the first herbal extract granules manufacturer to receive China’s Good Manufacturing Practice (GMP) certification for pharmaceutical products. Since then, Tianjiang has developed 30 patents on the extraction, granulation, and packaging of herbal extract granules.
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