Valerian Nighttime Formula Standardized to .2% valerenic aAcid with lLemon balm Promotes restful sleep. Valerian root extract promotes restful sleep. Valerian Night Time Natural Sleep Aid optimizes valerian's benefits by combining a concentrated and standardized valerian (Valeriana officinalis) root extract with lemon balm (Melissa officinalis) leaf extract. Together they work naturally with your body at night, producing a relaxing effect, leaving you feeling fresh in the morning. Valerian Nighttime tablets are uniquely odor-free and easy to swallow. Valerian NightTime is a product of the Schwabe Company of Germany -- a world leader in natural healthcare products since 1866.