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Chamomile (GAD)

Matricaria recutita standardized extract for generalized anxiety.

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Overview

Matricaria recutita standardized extract for generalized anxiety.

Natural sources
  • Whole dried plant material (root, leaf, flower, or aerial parts depending on the species)
  • Standardized hydroethanolic or aqueous extract (capsule, tincture, or tea)
  • Powdered traditional preparation used in Ayurvedic, TCM, or Western herbal practice
Common forms
  • Standardized extract capsule
  • Liquid tincture (alcohol or glycerin)
  • Powdered whole herb
  • Traditional decoction or tea

Forms & variants of Chamomile

Different chemical forms of Chamomile behave differently. Browse each form's mechanism, bioavailability, and best-use context.

Mechanism of action

Apigenin partial agonism at GABA-A benzodiazepine site.

Pathways
  • · Apigenin partial agonism at GABA-A benzodiazepine site

Effects on the body

Decreases
GAD severity over 8 weeks

Organ system effects

Brain & CNS

Chamomile (GAD) modulates monoaminergic and GABAergic tone relevant to mood and anxiety regulation.

Evidence-based benefits

Reduces GAD severity over 8 weeks

Strong evidence

Potential side effects

Common
  • · GI upset
Rare
  • · Allergic reaction (Asteraceae)
Serious

    Drug interactions

    Prescription medications (general)
    Always disclose Chamomile (GAD) use to your prescriber — additive, antagonistic, or pharmacokinetic interactions are possible.
    minor

    Safety & non-supplemental interactions

    Educational summary — always confirm with your clinician or pharmacist before starting, stopping, or combining with prescription therapy.

    Avoid if you are
    • ·Pregnant or breastfeeding (insufficient safety data)
    • ·Children under 18 (unless directed by a clinician)
    Avoid / monitor with these medications
    • ·Alcohol, benzodiazepines, opioids, sedating antihistamines (additive CNS depression)

    Supplement interactions

    Pairs well with
    • Magnesium glycinate
      Complementary GABAergic calming and improved sleep architecture.
    • L-theanine
      Reduces sleep latency without sedation.
    Avoid combining with

    No specific avoidances listed.

    Dosing & bioavailability

    Typical dose
    500–1500 mg standardized (1.2% apigenin)
    Best form
    Most evidence is based on the standardized extract capsule form.
    Timing
    Consistent daily timing recommended; split larger doses if GI tolerance is a concern.
    With food?
    With food

    Where to buy

    Affiliate links — we may earn a commission at no extra cost to you. Amazon code supplementsch-20 is auto-applied at checkout. We don't endorse specific brands; verify third-party testing (USP, NSF, Informed Sport) before purchase.

    Scientific evidence8Show studies
    RCTJ Clin Psychopharmacol · 2009

    Chamomile for GAD

    Amsterdam JD, et al.

    8-week DB-RCT in 57 GAD patients.

    Key findings

    Significantly reduced HAM-A scores vs placebo.

    Open study
    Systematic reviewPubMed (NLM) · 1970

    PubMed: Chamomile (GAD) — Reduces GAD severity over 8 weeks

    Live PubMed search

    Live results for "Chamomile (GAD) Reduces GAD severity over 8 weeks" across the PubMed/MEDLINE peer-reviewed index.

    Key findings

    Opens current human and preclinical literature matching Chamomile (GAD) and "Reduces GAD severity over 8 weeks". Filter by RCT, meta-analysis, or year on the results page.

    Open study
    Systematic reviewPubMed (NLM) · 1970

    PubMed: Chamomile (GAD) — randomized controlled trial

    Live PubMed search

    Live results for "Chamomile (GAD) randomized controlled trial" across the PubMed/MEDLINE peer-reviewed index.

    Key findings

    Opens current human and preclinical literature matching Chamomile (GAD) and "randomized controlled trial". Filter by RCT, meta-analysis, or year on the results page.

    Open study
    Systematic reviewPubMed (NLM) · 1970

    PubMed: Chamomile (GAD) — meta-analysis

    Live PubMed search

    Live results for "Chamomile (GAD) meta-analysis" across the PubMed/MEDLINE peer-reviewed index.

    Key findings

    Opens current human and preclinical literature matching Chamomile (GAD) and "meta-analysis". Filter by RCT, meta-analysis, or year on the results page.

    Open study
    Systematic reviewPubMed (NLM) · 1970

    PubMed: Chamomile (GAD) — pharmacokinetics

    Live PubMed search

    Live results for "Chamomile (GAD) pharmacokinetics" across the PubMed/MEDLINE peer-reviewed index.

    Key findings

    Opens current human and preclinical literature matching Chamomile (GAD) and "pharmacokinetics". Filter by RCT, meta-analysis, or year on the results page.

    Open study
    Systematic reviewPubMed (NLM) · 1970

    PubMed: Chamomile (GAD) — safety adverse events

    Live PubMed search

    Live results for "Chamomile (GAD) safety adverse events" across the PubMed/MEDLINE peer-reviewed index.

    Key findings

    Opens current human and preclinical literature matching Chamomile (GAD) and "safety adverse events". Filter by RCT, meta-analysis, or year on the results page.

    Open study
    Systematic reviewPubMed (NLM) · 1970

    PubMed: Chamomile (GAD) — dose response

    Live PubMed search

    Live results for "Chamomile (GAD) dose response" across the PubMed/MEDLINE peer-reviewed index.

    Key findings

    Opens current human and preclinical literature matching Chamomile (GAD) and "dose response". Filter by RCT, meta-analysis, or year on the results page.

    Open study
    Systematic reviewGoogle Scholar · 1970

    Google Scholar: Chamomile (GAD) — clinical evidence

    Live Scholar search

    Cross-database citation index for Chamomile (GAD) as it relates to "clinical evidence".

    Key findings

    Includes preprints, theses, and journal articles. Useful for tracking citation counts and follow-on work.

    Open study
    Educational use only. This profile is not medical advice. Consult a qualified healthcare professional before starting any supplement, especially if you take prescription medication or have a chronic condition.

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