Ashwagandha and Increased T4 Level

• Hormonal Modulation with Withania somnifera: Systematic Review and Meta-Analysis of Randomized-controlled Trials.

  • 2026-02-25
  • Meta-Analysis · n = 1,706
  • Planta medica 92(08)
  • • Michal Fornalik
    • Anna Malkiewicz
    • Dominika Adamczak
    • Filip Nawrocki
    • Aleksandra Zielinska
    • Samim Ali Mondal

  • PubMed: 41740946
  • DOI: 10.1055/a-2802-8363

  7 Insights on

  • Increased T4 Level

  • High evidence
  • Adults

  T4 levels increased modestly (MD = 0.61 µg/dL, p = 0.02)

  Effect

  Beneficial

  Effect size

  Small

  Significant

  Yes

• Achievements in Hypothyroidism Treatment with Herbal Medicine: A Systematic Review of Randomized Controlled Trials.

  • 2023-09
  • Systematic Review · n = 186
  • Current drug discovery technologies 20(5)
  • • Najmeh Javidi
    • Zahra Mazloum Khorasani
    • Roshanak Salari
    • Shabnam Niroumand
    • Mahdi Yousefi

  • PubMed: 37013429
  • DOI: 10.2174/1570163820666230403091841

  9 Insights on

  • Increased T4 Level

  • High evidence
  • Clinical

  A noticeable increase was found in the T4 level from baseline by 9.3% (p= 0.002) and 19.6% (p < 0.001) at 4 and 8 weeks, respectively.

  Effect

  Beneficial

  Effect size

  Moderate

  Significant

  Yes