Extract of Citrus wilsonii Tanaka fruits as well as preparation method and application of extract
The technology of extract and fragrant round, applied in the field of fragrant round fruit extract and preparation thereof, can solve the problems of inability to use medicinally, and achieve the effects of obvious anti-inflammatory effect, small toxic and side effects, and simple preparation method
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[0040] The preparation method of this extract comprises the following steps:
[0041] 1) Cut the whole fragrant round fruit to expose the pulp part, and dry it to constant weight below 100°C. The origin of the fragrant round fruit is preferably at the southern foot of Qinling Mountains in China;
[0042] 2) Grind and sieve the dried sweet round fruit obtained in the step 1), or separate the peel and pulp and then grind and sieve respectively to obtain the sweet round fruit powder of 20 mesh to 80 mesh, and the powder particle size is preferably 25 mesh to 60 mesh, to ensure that the active ingredients in the powder are fully extracted and the powder will not agglomerate;
[0043]3) Add water whose mass is 60 to 120 times that of the Xiangyuan fruit powder obtained in the step 2), soak at room temperature for 8 hours to 24 hours, and heat in a water bath at 60°C to 100°C 30min to 180min, until the flavonoids and other active ingredients in the Xiangyuan fruit are fully dissolv...
Embodiment 1
[0047] Example 1 prepares the water-soluble extract of Hovenia japonica pericarp
[0048] (1) Take 5Kg of fresh hovenia japonica fruit (that is, the fragrant fruit produced in the southern foot of Qinling Mountains, China) and wash it with tap water first, then rinse it with distilled water, cut it in half, place it in a constant temperature oven, lay it flat, with the cut side facing up , drying at 50°C to separate the pulp from the peel;
[0049] (2) Grind into powder with a small-sized traditional Chinese medicine pulverizer, and pass through a 40-mesh sieve to obtain the powder of Hovenia japonica pulp and pericarp;
[0050] (3) Weigh 1 g of peel powder, add 100 mL of distilled water, stir well with a glass rod, place in a oscillating water bath at 90 °C, heat for 90 min, cool, centrifuge, take the supernatant, freeze at -20 °C, and freeze dry. The obtained extract A had a mass of 430.4 mg.
Embodiment 2
[0051] Example 2 Preparation of water-soluble extract of Hovenia japonica pulp
[0052] Repeat Example 1 with the same steps, the difference is that in step (3), 1 g of pulp powder is weighed, added with 100 mL of distilled water, stirred evenly with a glass rod, placed in an oscillating water bath, the water temperature is 95 ° C, heated for 120 min, cooled, Centrifuge, take the supernatant, freeze at -20°C, and freeze-dry. The resulting extract mass B was 579.26 mg.
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