Valerian Root Side Effects

Valerian root is widely used as a natural sleep aid and stress reliever, but it's essential to understand its potential side effects before incorporating it into your routine.

Common Side Effects of Valerian Root

While valerian root is generally well-tolerated, some individuals may experience mild side effects, such as:

           
  • Drowsiness and fatigue
  •        
  • Dizziness
  •        
  • Headaches
  •        
  • Stomach upset or nausea
  •        
  • Vivid dreams
  •    

These effects are usually temporary and subside as the body adjusts to the supplement (National Institutes of Health).

Serious Risks and Interactions

Although rare, some individuals may experience more serious side effects, including:

           
  • Allergic reactions such as rash or difficulty breathing
  •        
  • Increased drowsiness when combined with alcohol or sedatives
  •        
  • Possible liver toxicity with long-term excessive use
  •    

Valerian root should not be combined with medications that affect the central nervous system, such as benzodiazepines, antidepressants, or sleep aids.

Who Should Avoid Valerian Root?

Valerian root may not be suitable for:

           
  • Pregnant or breastfeeding women
  •        
  • Individuals with liver disease
  •        
  • People who operate heavy machinery or drive frequently
  •    

Safe Usage Guidelines

To minimize risks, follow these guidelines when taking valerian root:

           
  • Start with a low dose (300-600 mg) and assess tolerance.
  •        
  • Avoid prolonged use beyond a few weeks unless advised by a healthcare provider.
  •        
  • Do not combine with alcohol or sedative medications.
  •    

Conclusion

Valerian root is a natural and effective sleep aid for many individuals, but it is essential to use it responsibly. Consult a healthcare provider if you have underlying health conditions or take other medications. Try more natural sleep aids like magnesium or l-theanine, but keep in mind that these substances might also have side effects albeit fewer than sleeping pills.

Better Sleep, Straight to Your Inbox.

Recieve actionable tips from Sleep Reset coaches & clinicians to turn restless nights into restful sleep.

Thank you! Your submission has been received!
Oops! Something went wrong while submitting the form.

Dr. Areti Vassilopoulos | Psychologist | Sleep Medicine Expert

Dr. Vassilopoulos is the Clinical Content Lead for Sleep Reset and Assistant Professor at Yale School of Medicine. She has co-authored peer-reviewed research articles, provides expert consultation to national nonprofit organizations, and chairs clinical committees in pediatric health psychology for the American Psychological Association. She lives in New England with her partner and takes full advantage of the beautiful hiking trails.

Table of Contents

    Share post on:
    Medical Advisory Board & Editorial Process