Drotrong Chinese Herb Medicines Co.,Ltd.
An Extract is a substance made by extracting a part of a raw material, often by using a solvent such as ethanol or water. Extracts may be sold as tinctures, absolutes or in powder form. The majority of natural essences are obtained by extracting the essential oil from the blossoms, fruit, roots, etc., or the whole plants, through four techniques.
Now this is used in medicine area to help to get the pure substance of the herb. This kind shows several most popular extracts in the market.
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