Deep sleep drives neurodevelopment and immune calibration in growing children. Modern screens and stressors often delay melatonin release, fragmenting rest. Gentle theanine calms excitatory circuits, while magnesium relaxes smooth muscle to ease bedtime transition. A proprietary herbal-sleep blend of chamomile, lemon balm, and passionflower encourages sustained, non-sedating slumber without next-day grogginess.