Neurobrands LLC introduced NeuroSonic and NeuroSleep beverages that contain herbs and dietary ingredients to provide functional benefits. NeuroSonic is designed to increase mental function including better memory, alertness and concentration, the company says. The variety is formulated with L-theanine, an amino acid that is thought to be responsible for sustained mental energy, along with a combination of plant extracts, amino acids and dietary ingredients, the company says. Neurobrands also developed NeuroSleep that includes melatonin, magnesium and 5-HTP to promote restful sleep and improve overall sleep quality, the company says. The beverages have a suggested retail price of $2.59 per bottle.