Nstabil is a phyto complex with a soothing, mild sedative action, helps normalize the emotional state and provides resistance to stresses. The effect of this complex is based on and directed to restoration of balance of excitation and inhibition processes in CNS. Magnesium has a good effect on the metabolism in nervous and muscular tissues. In combination with vitamin B6, it helps maintain energy metabolism and biochemical balance of central nervous system. L-Tryptophan is an independent amino acid, this is not synthesized by the body and is obtained from food. L-tryptophan plays a crucial role in the production of serotonin and melatonin, which guarantee a good mood, healthy sleep and excellent performance of immune system. Valeriana has a soothing, analgesic and sedative actions. It traditionally is used to fight episodic insomnia. Humulus lupulus has a soothing and cardiotonic effect, helps relieve stress and anxiety. It is used in case of neurosis. Mentha piperita has an integrated action on the nervous system: tones, soothes, relieves insomnia, improves brain function. Hypericum perforatum leaf is a herbal antioxidant, is used as an antidepressant in cases of neurosis and insomnia.