Black Tea and Reduced Risk of Coronary Heart Disease

• Black tea consumption and the risk of coronary heart disease: a systematic review and meta-analysis of cohort studies.

  • 2026-05
  • Meta-Analysis · n = 477
  • Nutrition, metabolism, and cardiovascular diseases : NMCD 36(5)
  • • Ze-Mu Wang
    • Xiao-Qing Lian
    • Qingqing Long
    • Bo Wu
    • Lian-Sheng Wang

  • PubMed: 41152040
  • DOI: 10.1016/j.numecd.2025.104369

  2 Insights on

  • Reduced Risk of Coronary Heart Disease

  • High evidence
  • Clinical

  The overall results showed a significant 11 % reduction in CHD risk with the highest black tea consumption [summary relative risk (RR): 0.89; 95 % confidence interval (CI): 0.79, 0.99]

  Effect

  Beneficial

  Effect size

  Small

  Significant

  Yes

  Dose

  Highest consumption (variable across studies)