Eucommia ulmoides male flower walnut milk and preparation method and application thereof
The technology of male flower and walnut is applied to the field of eucommia male flower walnut milk and its preparation, which can solve the problems of single walnut beverage product, single effect, and failure to fully reflect the advantages of walnut, etc., and achieves overcoming single effect, good taste, and significant antihypertensive effect. Effect
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Embodiment 1
[0031] Embodiment 1, the preparation of Eucommia male flower walnut milk of the present invention
[0032] The raw materials for preparing Eucommia male flower walnut milk of the present invention are Eucommia male flower extract and walnut juice, and the auxiliary materials are emulsifier, thickener and flavoring agent.
[0033] 1. Preparation of raw and auxiliary materials:
[0034] (1) Preparation of Eucommia male flower extract: Accurately weigh Eucommia male flower powder, add 7 times the amount (v / w) of water, heat and reflux 3 times, heat and reflux at 95°C for 1 hour each time, and filter with quantitative filter paper , take the continued filtrate, centrifuge the filtrate at 3500 rpm for 20 minutes, take the supernatant after centrifugation, and obtain the Eucommia male flower extract.
[0035] (2) Preparation of walnut juice: scald walnut kernels with 80°C water for 15 minutes, add 10 times the amount (v / w) of water, beat for 2 minutes, and add NaHCO 3 , mix well, ...
Embodiment 2
[0038] Embodiment 2, the screening of the main raw and auxiliary materials of Eucommia male flower walnut milk of the present invention
[0039] The raw and auxiliary materials of the eucommia male flower walnut milk in the present invention are mainly eucommia male flower extract, walnut juice, thickener and emulsifier. Raw and auxiliary materials have an important impact on the quality and taste of Eucommia male walnut milk. The preparation process, type and dosage of Eucommia male flower extract, walnut juice, thickener and emulsifier are screened to determine the optimal raw and auxiliary materials.
[0040] 1. Preparation process of eucommia male flower extract
[0041] 1.1 Screening of extraction methods
[0042] (1) Test method
[0043] The extraction methods of Eucommia male flower extract mainly include ultrasonic method, heating reflux method and dipping method. Next, using the total flavonoid content in the extract as an index, the ultrasonic method, heating ref...
Embodiment 3
[0097] Embodiment 3, research on the quality standard of Eucommia male flower walnut milk of the present invention
[0098] 1. Test reagents and reagents
[0099] Methanol (analytical pure), n-hexane (chromatographically pure), hydrochloric acid (analytical pure), chloroform (analytical pure), iodine, glacial acetic acid (analytical pure), bromine, sulfuric acid (analytical pure), potassium hydroxide (analytical pure) ), fatty acid methyl ester standard (purity not less than 99%): methyl palmitate, methyl stearate, methyl oleate, methyl linoleate, methyl linolenate, methyl arachidate, behenate Methyl ester (both purchased from China National Institutes for Food and Drug Control), copper sulfate (analytical pure), potassium sodium tartrate (analytical pure), potassium iodide (analytical pure), sodium hydroxide (analytical pure), serum albumin (analytical pure ).
[0100] 2. Instrument
[0101] 7890A-5975C gas chromatography-mass spectrometry (Agilent, USA); RJ-TGL-16C high-s...
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