Functional compound protein composition and preparation method thereof
A compound protein and composition technology, applied in the field of compound protein, can solve problems such as solubility, poor stability, limitations, uneven preparation, etc., to increase solubility and stability, reduce production costs, and improve biological activity Effect
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Embodiment 1
[0066] Embodiment 1 raw material preparation
[0067] 1. Preparation of dietary fiber powder:
[0068] The preparation method of the dietary fiber powder comprises the following steps: uniformly mixing inulin, apple fiber, wheat fiber, and oat fiber in a mass ratio of 5:3:2:1.5, superfinely pulverizing to a particle size of 5 μm, and adjusting the moisture content of the pulverized product The content is 18%, extruded and puffed at a screw speed of 170r / min and a temperature of 192°C, adding water 3 times the mass of the puffed product, ultrasonic extraction at room temperature 300W, 40KHz for 12min, and then at an electric field strength of 30kV / cm, pulse time 500μs, Under the condition of pulse frequency 300Hz, conduct high-voltage pulse electric field treatment for 12 minutes; use lactic acid to adjust the pH value to 5.5, add 0.2% biological enzyme in the mixture, and enzymolyze at 50°C for 35 minutes; the enzymatic solution is concentrated under reduced pressure and freez...
Embodiment 2
[0085] A functional composite protein composition, mainly prepared from the following main materials and auxiliary materials in parts by weight:
[0086] The main ingredient is composed of the following raw materials in parts by weight: 50 parts of soybean protein isolate, 30 parts of concentrated whey protein, and 10 parts of phospholipids;
[0087] The auxiliary material is 1 part of stevia;
[0088] The preparation method comprises the steps of:
[0089] 1) Preparation of stevia extract: according to the formula, accurately weigh the raw materials of each component, first put stevia into an ultrasonic cleaning machine equipped with 0.1% sodium bicarbonate solution, wash at 200W, 20KHz for 3min, drain, and place In the microwave drying, the power is 3kW, the material layer thickness is 2cm, 80°C, dried for 2min, then soaked in the sericin peptide solution with a mass percentage of 4% for 10min, taken out, and immediately crushed at -18°C for 15min, and the frozen material lay...
Embodiment 3
[0094] A functional composite protein composition, mainly prepared from the following main materials and auxiliary materials in parts by weight:
[0095] The main ingredient is composed of the following raw materials in parts by weight: 70 parts of soybean protein isolate, 40 parts of concentrated whey protein, 20 parts of phospholipids,
[0096] The auxiliary materials are 2 parts of stevia, 30 parts of dietary fiber powder, 30 parts of wheat germ powder, 15 parts of antifreeze polypeptide and 10 parts of bee pupa enzymatic hydrolyzate.
[0097] The preparation method comprises the steps of:
[0098] 1) Preparation of stevia extract: according to the formula, accurately weigh the raw materials of each component, first put stevia into an ultrasonic cleaning machine equipped with 0.2% sodium bicarbonate solution, wash at 300W, 30KHz for 4min, drain, and place In microwave drying, the power is 4kW, the material layer thickness is 4cm, 90°C, dried for 3min, then soaked in 6% ser...
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