Nytol Herbal One-A-Night Tablets contain natural ingredients which help to relieve sleeplessness and promote a feeling of calm. Nytol Herbal One-A-Night contains natural ingredients traditionally used to help you sleep. The active ingredient of these tablets is valerian extract. Nytol Herbal One-A-Night tablets contain valerian root extract as a natural active ingredient. Valerian root extract has been traditionally used for decades as a herbal remedy for sleeplessness and to calm your nerves. Nytol Herbal One-A-Night Tablets contain a higher dose of valerian root extract than Nytol's other herbal tablets, meaning that only one convenient dose is required every night to use in the relief of temporary sleep disturbances. Key features of Nytol Herbal One-A-Night Helps to relieve sleeplessness and promote a feeling of calm. Contains valerian root extract One convenient dose per night Natural active ingredient Use in the relief of temporary sleep disturbances