Glutathione metabolism is impaired when not protected, and systemic effect remains low
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According to the Selank's package insert, the dosage is two drops given three times a day (usually morning, noon, and evening) for up to two weeks, followed by a week of washout and another two weeks of therapy if needed
Clinical trials involving real people have demonstrated visible improvements in skin texture, firmness, and the appearance of fine lines
J Liposome Res 35, 153158.CrossRefGoogle Scholar Byeon, JC, Lee, SE, Kim, TH, et al
Biochem Pharmacol 2008