A kind of ginkgo nutrition powder and preparation method thereof
A technology of nutritional powder and ginkgo, which is applied in the functions of food ingredients, ingredients of yeast-containing food, food science, etc.
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Embodiment 1
[0038] A kind of ginkgo nutrition powder, its raw material and parts by weight are shown in Table 1;
[0039] The preparation method of this ginkgo nutrient powder is:
[0040] (1) Take 150 g of ginkgo fruit, remove the shell and skin to obtain the kernel; cook the kernel at 120° C. for 15 minutes to obtain the cooked ginkgo fruit;
[0041] (2) Take the cooked ginkgo fruit and white fungus 100g and wolfberry 150g of step (1), pulverize, pass through a 40-mesh sieve, add water to 1L, add a compound enzyme of pectinase and papain for enzymolysis, wherein pectinase The final concentration of papain is 8mg / L, the final concentration of papain is 4mg / L; pH 5.0, enzymatic hydrolysis at 50°C for 3h, high temperature to inactivate the enzyme;
[0042] Add 20kg of water for extraction, extract at 50°C for 4 hours, filter, concentrate under reduced pressure, dry, and pulverize through a 100-mesh sieve to obtain fine powder 1;
[0043] (2) Get the carrots, red beans, barley, and yeast ...
experiment example
[0053] 1. Anti-fatigue test
[0054] Get 30 mice of the same age and similar weight at random, and divide them into two groups on average. The experimental group is fed the ginkgo nutritional powder of the embodiment of the present invention 1 every morning and evening on the basis of normal feed, 50g / time. The control group was fed with normal feed. One month later, a swimming endurance test was performed at the same water temperature. The results showed that the average swimming duration of the mice in the experimental group was 60 minutes, and that in the control group was 20 minutes. The ginkgo nutrition powder provided by the invention has remarkable anti-fatigue effect.
[0055] 2. Anti-aging test
[0056] 1. DPPH (1,1-diphenyl-2-trinitrophenylhydrazine) free radical scavenging test
[0057] (1) sample preparation: get the ginkgo nutrient powder of embodiment 1-5 and comparative example 1-6, be made into the sample solution that concentration is 1%;
[0058] (2) Prep...
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