Protein compound liquid for improving skin glossiness and preparation method thereof
A technology for improving skin and gloss, applied in the field of medical cosmetology, it can solve the problems of limited minimally invasive recovery effect, inability to meet multi-functional skin care requirements, and single function.
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Embodiment 1
[0040] This example provides a method for preparing exosomes.
[0041] Its specific operation is as follows:
[0042] (1) Take the jelly between the umbilical cord blood vessels and between the blood vessels and the adventitia, cut them into tissue pieces, separate and culture them to obtain primary mesenchymal stem cells, and subculture the primary mesenchymal stem cells, Collect 2-3 generations of passaged cells.
[0043] (2) The passaged cells were cultured for 36 hours in serum-free medium HyloneMEM empty medium, and the cell supernatant was collected;
[0044] (3) Centrifuging the cell supernatant to remove cell debris, then performing ultrafiltration to remove impurities, and collecting the ultrafiltrate;
[0045] (4) Add TotalexosomeIsolation exosome extract to the ultrafiltrate and incubate overnight, then concentrate by centrifugation to obtain a concentrated solution, filter and sterilize, and freeze-dry at -80°C to obtain a freeze-dried exosome powder .
Embodiment 2
[0047] This example provides a protein compound solution for improving skin gloss with different proportions of raw materials.
[0048] Its specific preparation method is as follows:
[0049] Type I collagen, tranexamic acid, vitamin C and sodium hyaluronate were added to physiological saline according to the ratio shown in Table 1 and mixed to obtain a mixed solution;
[0050] The exosome freeze-dried powder prepared in Example 1 was added to the mixed solution according to the ratio in Table 1 and mixed to obtain different types of protein compound solutions.
[0051] The weight percent of each raw material is shown in Table 1.
[0052] The weight percent (wt %) of protein compound solution of table 1
[0053]
[0054]
Embodiment 3
[0069] In this embodiment, the products of embodiment 2 and comparative examples 1-2 are tested.
[0070] The specific operation steps of the test are as follows:
[0071]Screen and test those who are not allergic to the components in the protein compound liquid of the embodiment and the comparative example, 100 cases of surgery, including 50 cases of men and 50 cases of women, whose age range is 30 to 40 years old, and are divided into 10 groups , five men and five men in each group.
[0072] Among them, the CBS-807 skin analysis system was used to detect the spots, moisture, wrinkles, elasticity and skin color of the skin before the experiment.
[0073] The subjects who used the S2-1 model product were the experimental group 1, the subjects who used the S2-2 model product were the experimental group 2, the subjects who used the S2-3 model product were the experimental group 3, and the S2-4 model was used as the experimental group The subjects of the product are the experim...
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