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Therapeutic herb

Ashwagandha

Strong evidence for cortisol reduction and sleep onset in chronically stressed adults.

Active compounds

  • withanolides

Recommended daily intake

300–500 mg standardized extract

Best cooking method

Powder blended into milk drinks ("moon milk") or smoothies

Flavor profile

Earthy, bitter, slightly horsey

Conditions this herb supports

Pairs with these cuisines

Synergies — combine with

  • chamomile boosts sleep stress

    Ashwagandha lowers cortisol baseline; chamomile binds GABA-receptor sites for acute calming. Daytime + bedtime stack.

Safety + contraindications

Thyroid medication interaction — boosts T3/T4. Avoid in pregnancy and autoimmune flare.

This information is educational, not medical advice. Consult a qualified clinician before therapeutic-dose use, especially during pregnancy, lactation, or when on prescription medication.

Scientific research

Peer-reviewed studies cited from NIH PubMed. Click any PMID to read the abstract.

  • RCT2019

    Adaptogenic and Anxiolytic Effects of Ashwagandha Root Extract in Healthy Adults: A Double-Blind, Randomized, Placebo-Controlled Clinical Study

    Salve J, Pate S, Debnath K, Langade D

    300mg ashwagandha twice daily reduced cortisol 14-32% over 8 weeks; sleep quality scores improved.

    PubMed PMID: 31742775
  • RCT2008

    A standardized Withania somnifera extract significantly reduces stress-related parameters in chronically stressed humans

    Auddy B et al.

    Standardized ashwagandha reduced cortisol significantly vs placebo in chronically stressed adults.

    PubMed PMID: 22432805
  • RCT2020

    Clinical evaluation of the pharmacological impact of ashwagandha root extract on sleep in healthy volunteers and insomnia patients

    Langade D, Thakare V, Kanchi S, Kelgane S

    Ashwagandha 300mg twice daily improved sleep onset latency and total sleep time.

    PubMed PMID: 32688411

Studies summarized for plain-English understanding. Read the full abstract on PubMed for methodology, sample size, and limitations.

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