Research · Systematic review
The Clinical Efficacy and Safety of Tulsi in Humans: A Systematic Review of the Literature
What it found
Across studies, tulsi consistently improved fasting/postprandial glucose and HbA1c and reduced stress symptoms, with only mild nausea reported — but only 7 of 24 studies were high quality.
- Design
- Systematic review
- Year
- 2017
- Population
- adults across 24 human studies (metabolic, psychological, immune outcomes)
- Intervention
- various tulsi / Ocimum preparations
- Outcome
- glycemic, psychological, and immune outcomes; safety
- Journal
- Evidence-Based Complementary and Alternative Medicine
Citation last checked 2026-06-21.