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Valerian: A safe and effective herbal sleep aid? - Mayo Clinic
VALERIAN - Uses, Side Effects, and More - WebMD
Valerian: How Does It Help You Relax and Get Better Sleep? - Healthline
Valerian (herb) - Wikipedia
Valerian Uses, Side Effects & Warnings - Drugs.com
Valerian Root: Sleep Benefits and Side Effects
Valerian - Health Professional Fact Sheet - Office of Dietary ...
Is Valerian Safe and Effective as a Sleep Aid? - Verywell Health
Valerian | NCCIH - National Center for Complementary and …
Valerian for Anxiety or Sleep, Insomnia - WebMD