Selank is a synthetic peptide that has been shown to have anxiolytic, antidepressant, and nootropic effects. Some potential benefits of Selank include: 
Reducing anxiety:
Selank has been shown to reduce anxiety symptoms in animal and human studies. It may work by modulating the activity of GABA receptors in the brain, which are involved in anxiety regulation. 
Improving mood:
Selank may have antidepressant effects by increasing the levels of serotonin and norepinephrine in the brain. It may also improve mood by reducing stress and anxiety. 
Enhancing cognitive function:
Selank has been found to improve memory, learning, and attention in animal studies. It may work by stimulating the production of brain-derived neurotrophic factor (BDNF), which is important for brain growth and plasticity. 
Protecting against neurodegeneration:
Some studies suggest that Selank may have neuroprotective effects, helping to prevent the death of brain cells. This may be due to its ability to reduce oxidative stress and inflammation in the brain. 
Treating alcohol withdrawal:
Selank has been shown to reduce the symptoms of alcohol withdrawal in animal models. It may work by modulating the activity of GABA receptors and other neurotransmitters involved in alcohol dependence.