The test lotion was composed of 2% (weight/weight [w/w]) GSSG (KYOWA HAKKO BIO CO., LTD., Tokyo, Japan), together with other ingredients, including 1,3-butylene glycol, mineral oil, 1,3-pentanediol, cetostearyl alcohol, self-emulsifiable glyceryl monostearate, ethylhexyl palmitate, polyethylene glycol monostearate, 1,3-hexandiol, 2-phenoxyethanol, carboxyvinyl polymer, polyacrylic acid amide, light liquid isoparaffin, polyoxyethylene lauryl ether, fragrance, and water (Table 1)
Therefore glutathione is considered a very important substance
It plays a key role in collagen production, wound healing, and tissue repair, making it a popular choice for anti-aging research
The hepatocyte growth factor (HGF), as a serum ligand, activates MET/RTK