Whitening composition containing folium artemisiae argyi stem cell extract and application thereof

[0043] Example 1

[0044] Example 1 provides a method for preparing a stem cell extract of mugwort leaf, which includes the following steps:

[0045] ①Take the root tissue of the aseptic wormwood seedling containing the quiescent center, remove the root cap, and cut 1mm from the incision as an explant;

[0046] ②Put the explants into an induction medium with pH 6.0, and conduct dark culture at 25°C for 30 days. The quiescent center stem cells are separated from other root tissue cells to obtain quiescent center stem cells; the induction medium contains NAA, MS solid medium of BA and hydrolyzed casein; wherein the concentration of NAA is 0.5 mg / L, the concentration of BA is 2.0 mg / L, and the concentration of hydrolyzed casein is 1.0 mg / L;

[0047] ③Transfer the quiescent stem cells to a growth medium with pH 6.0, culture at 25°C on a shaker for 10 days and filter with a 100 mesh stainless steel screen to remove cell clusters and residues to obtain a single cell suspension; shake cul

[0050] Example 2

[0051] The present Example 2 provides a whitening composition consisting of the following components by weight: 0.2 parts of mugwort stem cell extract, 0.8 parts of ginseng extract, 20 parts of lily extract, and 20 parts of chrysanthemum extract.

[0052] Example 3

[0053] This example 3 provides a whitening composition, which is composed of the following components by weight: 0.3 parts of mugwort stem cell extract, 1 part of ginseng extract, 25 parts of lily extract, and 25 parts of chrysanthemum extract.