• Relaxation Support: Allergy Research Group Zen Sleep provides L-theanine and GABA to support a calm state and healthy stress response for nightly wellness*
  • Sleep Pattern Support: Features 5-HTP as a precursor to serotonin and melatonin to support natural sleep onset and healthy sleep cycles*
  • Neurotransmitter Pathway Support: Includes P5P vitamin B6 to support conversion of 5-HTP and pathways involved in restful sleep and relaxation*
  • Highest Purity Standards: This supplement is free from gluten, dairy, soy, corn, nuts, egg, shellfish, fish, sesame and yeast
  • Solutions Backed by Science: Allergy Research Group and its family of brands—Metabolic Maintenance, MethylPro, Nutricology and Optimox—have delivered trusted supplements for more than 45 years
  • Packaging may vary