Sleep Complex combines the standardised valerian extract Bio-156 with the traditional Chinse medicine herb zizyphus and the traditional Western herbal medicine lavender oil, to help promote sleep. Bio-156 may support the quality of sleep and relieve sleeplessness, restlessness and mild nervous gastrointestinal complaints. Sleep Complex also includes sour cherry.

In Australia, 13-33% of adults have regular difficulty in either getting to sleep or staying asleep. In NSW alone, almost one-fifth of the population are chronically sleep restricted.