Valerian

(Valeriana officinalis)

Basic Identification

Common Names
Valerian
Garden valerian
Common valerian
All-heal

Botanical Name
Valeriana officinalis

Plant Family
Caprifoliaceae (formerly Valerianaceae)

Parts Used

• Root (primary medicinal part)
• Rhizome
• Fresh rootlets

The root system contains the strongest concentration of medicinal constituents and develops a distinctive strong aroma during drying.

Habitat and Native Range

Valerian is native to:
• Europe
• parts of Asia

It has since naturalized throughout portions of:
• North America
• temperate regions worldwide

Valerian grows best in:
• moist meadows
• woodland edges
• streambanks
• damp grasslands
• rich moist soils

Overview

Valerian is one of the most widely used traditional herbs for nervous system support and sleep. Known for its deeply relaxing qualities, it is most commonly used for restlessness, nervous tension, muscular tightness, and difficulty falling asleep.

Unlike gentler calming herbs, valerian is considered a stronger sedative nervine and is often selected when tension, overstimulation, or persistent sleeplessness are more pronounced. It is especially valuable for individuals who feel physically tense, mentally overactive, or unable to fully unwind.

Valerian has a long history of use in Western herbalism as a foundational herb for stress-related nervous system patterns and muscular tension.

Basic Uses

Valerian is commonly used for:

• Difficulty falling asleep
• Restlessness and nervous tension
• Stress-related muscular tightness
• Physical tension associated with anxiety
• Overactive thoughts at bedtime
• Tension headaches
• Mild muscle spasms
• Nervous system overstimulation

Valerian is especially associated with:
• sleep support
• muscular relaxation
• calming nervous agitation
• reducing physical tension and restlessness

Botanical Description / Morphology

Growth Habit – Upright perennial herb, typically growing 3–5 feet tall, with clumping growth from a rhizomatous root system.

Stem – Hollow, ribbed stems
• Smooth to lightly hairy surface
• Upright and branching near the flowering tops

Leaves – Arrangement: Opposite
Shape: Lanceolate to pinnate with toothed leaflets
Margin: Serrated or toothed
Surface: Smooth to lightly textured

Venation – Clearly visible central veins with branching secondary veins

Flowers – Type: Small clustered flowers in terminal umbels or cymes
Color: Pale pink to white
Fragrance: Mildly sweet scent

Roots – Thick fibrous roots with rhizomes and numerous fine rootlets
• Distinctive strong odor
• Yellow-brown exterior

Key Identifying Features –

• Tall upright stems
• Opposite compound leaves
• Clusters of pale pink or white flowers
• Strong-smelling roots
• Moist meadow habitat preference

Similar Species / Lookalikes

• Red valerian (Centranthus ruber)
→ ornamental plant with similar flowers but different medicinal use

• Some Apiaceae family plants
→ may superficially resemble valerian foliage but lack valerian’s distinctive root odor

• Joe-Pye weed (Eutrochium species)
→ similar height and clustered flowers but different leaf structure and root characteristics

Energetics

Temperature – Warming to neutral
Moisture – Slightly drying
Taste Profile – bitter, pungent, earthy, aromatic

Energetically, valerian is considered a strong relaxing nervine that calms nervous system overstimulation, reduces physical tension, and promotes sleep.

Unlike gentler calming herbs, valerian is often selected for more intense patterns of:
• nervous agitation
• muscular tightness
• restlessness
• overstimulation
• inability to settle or unwind

Valerian has a grounding, heavy, sedating quality that tends to pull excess nervous energy downward and outward from the body.

What Valerian Feels Like in the Body

Valerian typically creates:
• deep physical relaxation
• reduced muscular tension
• heaviness in the limbs
• slowing of restless mental activity
• sedation or sleepiness in some individuals

For many people, valerian feels strongly calming and sleep-promoting. However, a small percentage of individuals experience paradoxical stimulation instead of relaxation.

Tissue States & Energetic Patterns

Valerian is particularly useful in patterns involving nervous system excess, muscular tension, overstimulation, and inability to relax.

Typical tissue patterns where valerian excels include:

Nervous tension –
• restlessness
• racing thoughts
• stress-related sleeplessness
• inability to mentally disengage

Muscular tension –
• tight neck and shoulders
• stress-related muscle tightness
• tension headaches
• nervous muscular holding patterns

Overstimulated states –
• hypervigilance
• agitation
• exhaustion with inability to sleep
• overactive nervous system patterns

Spasmodic patterns –
• nervous muscle tension
• mild muscular spasms
• physical manifestations of stress

Valerian is especially useful when nervous system tension manifests physically through muscular tightness, agitation, and persistent sleeplessness.

Primary Herbal Actions

Valerian is traditionally described as having the following actions:

• Sedative nervine
• Relaxing nervine
• Antispasmodic
• Mild hypnotic (sleep-promoting)
• Muscular relaxant
• Anxiolytic (calming)
• Tension-reducing

Body System Applications

Nervous System

Valerian is primarily known as a strong nervous system relaxant and sleep-support herb.

Actions include:
• calming nervous agitation
• reducing overstimulation
• promoting relaxation and sleep
• easing restlessness
• reducing physical manifestations of stress

It is frequently used for:
• insomnia
• stress-related sleeplessness
• nervous tension
• agitation
• overactive thoughts at bedtime
• difficulty unwinding

Muscular System

Valerian has traditionally been used to reduce stress-related muscular tension and spasmodic patterns.

Actions include:
• relaxing skeletal muscle tension
• easing muscular tightness
• reducing tension-related discomfort
• calming spasmodic muscular activity

It is commonly used for:
• tension headaches
• neck and shoulder tightness
• nervous muscle tension
• mild muscular spasms

Digestive System

Valerian may provide secondary digestive support when digestive symptoms are linked to nervous tension.

Actions include:
• reducing stress-related digestive tension
• relaxing nervous digestive patterns
• easing digestive discomfort associated with stress

It is occasionally used for:
• nervous digestion
• tension-related stomach discomfort
• digestive unease associated with anxiety

Sleep Support

Valerian is one of the classic Western herbal sleep remedies.

Traditional uses include:
• difficulty falling asleep
• shallow sleep
• restless sleep patterns
• exhaustion with inability to relax

Its effects are often strongest when sleeplessness is associated with physical and nervous tension rather than simple fatigue alone.

Stress & Tension Patterns

Valerian is especially useful when stress manifests physically through:
• muscular tightness
• agitation
• nervous restlessness
• inability to mentally disengage
• hyperstimulation

Unlike gentler calming herbs, valerian is often chosen for stronger excess nervous system patterns requiring deeper relaxation.

Traditional Uses

Valerian has been used traditionally to support:

• Insomnia and sleeplessness
• Nervous tension and agitation
• Restlessness and overstimulation
• Stress-related muscular tightness
• Nervous exhaustion
• Tension headaches
• Mild muscular spasms
• Difficulty relaxing after stress

Valerian has long been used throughout European herbal traditions as one of the primary herbs for calming excessive nervous system activity and promoting sleep.

Historically, valerian became associated with:
• calming agitation
• easing nervous overstimulation
• reducing physical tension
• promoting deeper rest and sleep

Traditional Systems

Western Herbalism

• Sedative nervine
• Relaxing nervine
• Antispasmodic
• Sleep-supportive herb
• Muscular relaxant

Western herbalists traditionally used valerian for:
• nervous agitation
• sleeplessness
• muscular tension
• stress-related nervous system excess
• physical manifestations of stress

European Folk Herbalism

• Used for insomnia and nighttime restlessness
• Taken for nervous agitation and emotional overstimulation
• Used to calm stress-related tension and muscular tightness

Valerian became especially associated with “settling the nerves” and promoting restorative sleep.

Ayurveda (Functional Comparison)

• Grounding and calming
• Reduces excess Vata patterns involving nervous overstimulation
• Supports relaxation and nervous system settling

Functionally, valerian resembles herbs used for excess nervous movement, restlessness, and inability to settle.

TCM (Functional Comparison)

• Calms Shen (spirit)
• Anchors excessive nervous activity
• Relaxes tension and agitation patterns

Although not a traditional TCM herb, valerian functionally resembles herbs used for agitation, insomnia, restlessness, and excess nervous activation.

Safety & Contraindications

Valerian is generally considered safe when used appropriately, but practitioner-level considerations include the following.

Sedation & Drowsiness

Valerian may cause:
• drowsiness
• slowed reaction time
• grogginess in some individuals

Caution is advised when:
• driving
• operating machinery
• combining with other sedating substances

Some individuals may experience next-day grogginess, especially at higher doses.

Paradoxical Reactions

Although valerian is calming for many people, a small percentage of individuals may experience paradoxical stimulation.

Possible reactions include:
• increased agitation
• vivid dreams
• restlessness
• mental stimulation instead of relaxation

If stimulation occurs, valerian may not be the appropriate nervine for that individual.

Drug Interactions

Potential interactions may occur with:
• sedative medications
• sleep medications
• alcohol
• central nervous system depressants

Because valerian has sedative properties, combining it with other sedatives may increase drowsiness.

Pregnancy & Breastfeeding

Safety data during pregnancy and breastfeeding remains limited.

Valerian is generally used cautiously during:
• pregnancy
• breastfeeding

Especially in concentrated medicinal doses.

Duration of Use

• Often used short-term for acute sleep or tension support
• Some practitioners also use it longer term when appropriate

Abrupt discontinuation after prolonged heavy use may occasionally produce temporary rebound restlessness in sensitive individuals.

Digestive Sensitivity

Some individuals may occasionally experience:
• digestive upset
• nausea
• headache
• heavy or sluggish feeling

Higher doses are more likely to produce these effects.

Always consult a qualified healthcare professional for medical concerns, especially involving medications, pregnancy, chronic insomnia, or nervous system conditions.

Regional Alternatives

These are not identical, but offer functionally similar actions—particularly nervous system relaxation, muscular tension reduction, calming overstimulation, and sleep support.

North America

• Skullcap (Scutellaria lateriflora) → calming nervine for nervous tension, restlessness, and overstimulation

• Hops (Humulus lupulus) → sedative nervine with stronger sleep-promoting effects

Desert Southwest

• California poppy (Eschscholzia californica) → relaxing nervine for tension, restlessness, and sleep support

• Osha (Ligusticum porteri) → grounding relaxing herb traditionally used for stress-related tension and exhaustion patterns

South America

• Passionflower (Passiflora incarnata) → calming nervine for mental overactivity, restlessness, and sleep difficulty

• Lemon verbena (Aloysia citrodora) → gentler calming herb with relaxing digestive and nervous system support

Europe

• Lemon balm (Melissa officinalis) → gentler relaxing nervine with uplifting qualities

• Chamomile (Matricaria chamomilla) → milder calming herb for nervous tension and stress-related digestive patterns

Africa

• Blue lotus (Nymphaea caerulea) → traditionally calming and mildly sedating herb for relaxation and nervous tension

India (Ayurveda)

• Ashwagandha (Withania somnifera) → grounding adaptogen for stress exhaustion and nervous depletion

• Jatamansi (Nardostachys jatamansi) → calming herb traditionally used for sleep and nervous agitation

China (TCM Functional Comparison)

• Suan Zao Ren (Ziziphus jujuba seed) → calming Shen-support herb for insomnia and restlessness

• He Huan Pi (Albizia julibrissin bark) → calming herb traditionally used for emotional tension and disturbed sleep

Herb Comparisons

Understanding how valerian compares to other herbs helps practitioners choose the right remedy.

Valerian vs Passionflower

Valerian – stronger physical relaxation and muscular tension reduction

Passionflower – stronger for racing thoughts, mental overstimulation, and emotional restlessness

Valerian vs Skullcap

Valerian – heavier, more sedating, stronger sleep-promoting effects

Skullcap – gentler calming nervine with less sedation and more daytime usability

Valerian vs Lemon Balm

Valerian – stronger sedative and muscular relaxing effects

Lemon balm – gentler, uplifting, and more appropriate for mild nervous tension

Valerian vs Hops

Valerian – stronger muscular relaxation and grounding effects

Hops – stronger sedative qualities and often more effective for sleep maintenance

Valerian vs Chamomile

Valerian – stronger nervine and sleep-support herb for pronounced tension and restlessness

Chamomile – gentler calming herb better suited for mild stress and digestive tension patterns

Key Constituents

Valerian contains several groups of compounds responsible for its medicinal activity.

Major constituent groups include:

Valerenic Acids

Actions – nervous system modulation, calming activity, sedative effects

Valerenic acids are considered some of the primary compounds involved in valerian’s relaxing nervous system effects.

Volatile Oils

Examples – Bornyl acetate, valeranone, sesquiterpenes

Actions – relaxing, antispasmodic, aromatic nervine activity

These compounds contribute to valerian’s distinctive earthy aroma and relaxing properties.

Iridoids (Valepotriates)

Actions – sedative activity, nervous system support

These compounds are unstable and may degrade during drying and storage.

Alkaloids

Actions – possible nervous system modulation and calming support

Present in relatively small amounts.

Flavonoids

Actions – antioxidant and mild nervous system support

May contribute supportive secondary effects alongside valerian’s primary sedative compounds.

Mechanisms of Action

Nervous System

• Valerian appears to interact with GABA signaling pathways involved in nervous system relaxation and sedation.

• Modulation of GABA activity may contribute to:
• relaxation
• reduced nervous system overstimulation
• sleep support
• decreased muscular tension

• Valerenic acids may influence GABA receptor activity and neurotransmitter balance.

• Antispasmodic activity may contribute to muscular relaxation and reduction of tension-related discomfort.

• Sedative and calming effects may involve multiple synergistic compounds rather than a single isolated mechanism.

Preparation, Extraction & Dosage

Infusion (Tea)

What it extracts: Water-soluble constituents, some volatile oils, flavonoids

How to prepare:
1–2 teaspoons dried root per cup of hot water
Cover and steep 10–15 minutes

Dosage: 1 cup in the evening or before sleep

Valerian tea has a notably strong earthy aroma and taste.

Strong Decoction

What it extracts: Higher concentration of root constituents and bitter compounds

How to prepare:
1 tablespoon dried root per cup
Simmer gently 10–15 minutes, then steep covered

Dosage: 1 cup as needed for short-term support

Tincture (Alcohol Extraction)

What it extracts: Valerenic acids, volatile oils, sesquiterpenes, aromatic compounds

How to prepare:
Fresh or dried root → 1:5 ratio
40–70% alcohol
Macerate 4–6 weeks

Dosage: 2–5 mL, typically in the evening or before bed

Tinctures are among the most commonly used valerian preparations.

Glycerite

What it extracts: Some aromatic compounds and mild nervine constituents

How to prepare: 1:5 ratio with vegetable glycerin

Dosage: 3–5 mL as needed

Often used when alcohol-free preparations are preferred.

Capsules (Powdered Root)

What it extracts: Whole root constituents

How to prepare: Dried root powdered and encapsulated

Dosage: 300–600 mg, typically in the evening

Commonly used for:
• sleep support
• nervous tension
• muscular relaxation

Formulation Notes

Valerian works particularly well in formulas designed to address nervous system overstimulation, muscular tension, restlessness, and sleep difficulty.

Common pairings include:

Valerian + Passionflower
→ racing thoughts and insomnia

Valerian + Lemon Balm
→ nervous tension with digestive unease

Valerian + Skullcap
→ muscular tension and nervous overstimulation

Valerian + Hops
→ stronger sleep support formulas

Valerian + Chamomile
→ gentle relaxation with tension-related digestive patterns

Valerian + Oatstraw
→ nervous system nourishment and long-term stress support

Cultivation & Harvesting

Valerian is relatively easy to grow in temperate climates.

Preferred conditions:
• partial sun to full sun
• moist well-drained soil
• cooler climates preferred
• moderate watering

Propagation

• Seed
• Division of mature root clumps

Division is often the easiest and most reliable propagation method.

Harvesting Tips

Roots are typically harvested:
• in autumn of the plant’s second year
• after aerial growth begins dying back

The roots should be:
• washed thoroughly
• chopped if needed
• dried carefully in a well-ventilated area

Drying significantly increases valerian’s characteristic strong odor.

Proper drying and storage help preserve volatile oils and active constituents.

Quality & Sourcing

High-quality valerian should have:
• dense well-developed roots
• strong characteristic earthy aroma
• light brown to yellow-brown coloration
• intact fibrous root structure

Poor-quality valerian often appears:
• weak-smelling
• excessively dry or dusty
• moldy
• darkened or degraded

Valerian’s volatile compounds degrade over time, so properly stored fresher material is preferred.

Differential Clinical Use

Valerian is best selected when the following patterns are present:

Nervous overstimulation with physical tension and difficulty relaxing

Example symptoms:
• inability to fall asleep due to racing thoughts
• muscular tightness from stress
• restlessness with exhaustion
• agitation with physical tension
• nighttime nervous activation

When to Choose Valerian Instead of Lemon Balm

Valerian is preferable when:
• stronger sedation is needed
• muscular tension is significant
• insomnia is more pronounced
• nervous overstimulation is intense

Lemon balm may be preferred when:
• nervous tension is mild
• uplifting calming support is desired
• daytime use is needed
• digestive stress patterns dominate

When to Choose Valerian Instead of Passionflower

Valerian is preferable when:
• physical tension dominates
• muscular tightness is present
• stronger sedative action is desired

Passionflower may be preferred when:
• racing thoughts dominate
• emotional restlessness is prominent
• mental overstimulation is primary

When to Choose Valerian Instead of Skullcap

Valerian is preferable when:
• deeper sedation is needed
• insomnia is significant
• strong muscular relaxation is desired

Skullcap may be preferred when:
• gentler calming is sufficient
• daytime nervous tension support is needed
• sedation is undesirable

When to Choose Valerian Instead of Chamomile

Valerian is preferable when:
• nervous system excess is more intense
• sleeplessness is persistent
• muscular tension is pronounced

Chamomile may be preferred when:
• tension is mild
• digestive irritation accompanies stress
• gentler calming support is desired

Clinical Research Highlights

Valerian (Valeriana officinalis) has been the subject of modern research involving sleep support, nervous system relaxation, anxiety, and stress-related tension.

Sleep Support

Valerian has been extensively studied for its potential effects on insomnia and sleep quality.

Some studies suggest valerian may help support:
• sleep onset
• sleep quality
• nighttime restlessness
• subjective sleep satisfaction

Research findings have been mixed, but valerian remains one of the most widely studied herbal sleep remedies.

Nervous System Relaxation

Research suggests valerian may influence GABA signaling pathways involved in nervous system calming and relaxation.

Potential actions include:
• nervous system modulation
• reduced overstimulation
• muscular relaxation
• calming of agitation and restlessness

Valerenic acids are believed to contribute significantly to these effects.

Anxiety & Stress

Some modern investigations have explored valerian for mild anxiety and stress-related nervous tension.

Potential benefits may include:
• reduction of nervous agitation
• improved relaxation
• decreased tension-related restlessness

Valerian is often studied in combination with other calming herbs.

Muscular Tension & Spasm

Traditional antispasmodic uses have prompted investigation into valerian’s effects on muscular tension and spasmodic activity.

Potential actions include:
• relaxation of skeletal muscle tension
• reduction of stress-related muscular tightness
• nervous system calming effects contributing to physical relaxation

Research References

Selected references for further study:

Bent S et al.
“Valerian for Sleep: A Systematic Review and Meta-Analysis.”
https://pubmed.ncbi.nlm.nih.gov/17145239/

Fernandez-San-Martin MI et al.
“Effectiveness of Valerian on Insomnia: A Meta-Analysis of Randomized Placebo-Controlled Trials.”
https://pubmed.ncbi.nlm.nih.gov/20347389/

European Medicines Agency.
Valerian Root Monograph.
https://www.ema.europa.eu/en/documents/herbal-monograph/final-community-herbal-monograph-valeriana-officinalis-l-radix_en.pdf

American Herbal Pharmacopoeia.
Valerian Monograph.
https://herbal-ahp.org/

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The information provided on this website is for educational purposes only and is not intended to diagnose, treat, cure, or prevent any disease.

Herbal remedies can affect individuals differently and may interact with medications or medical conditions. Always consult a qualified healthcare professional before beginning any new herbal regimen, especially if you are pregnant, nursing, taking medications, or have a medical condition.

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