Adaptogen
Holy Basil (Tulsi)
Also known as: Tulsi, Ocimum tenuiflorum, Ocimum sanctum, Holy Basil
Ayurvedic herb specifically effective for cortisol reduction and stress adaptation.
Last reviewed June 2026 · Evidence graded from peer-reviewed research, not editorial opinion. Educational only — not medical advice.
Primary uses
- Stress adaptation
- Cortisol balance
- Blood sugar
- Respiratory
- Cortisol reduction
- Cortisol modulation
- Adrenal support
How it works
- Modulates cortisol response
- Antioxidant effects
- Adaptogenic via HPA axis
Dosage
- Typical range
- 300-600mg extract or 2-3 cups tea
- Timing
- Morning or divided
- With food
- Either
- Duration
- Safe long-term
- Special populations
- Daily stress
Forms
- Capsule
- Tea
- Leaf extract
- Capsules
Safety
Common side effects
- Generally well tolerated
Contraindications
- Pregnancy (may be abortifacient)
Products containing Holy Basil (Tulsi)
Top-scoring supplements in our catalog that list Holy Basil (Tulsi) on the label. Each product is graded on Formulate's ingredient-level rubric — dose accuracy, form, transparency, and third-party testing.
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Evidence notes
Good evidence for stress and blood sugar
Grade B: Some human trials support key claims; further confirmation needed.
Holy Basil (Tulsi) compared head-to-head
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Medical disclaimer. This page is educational and does not replace advice from a qualified healthcare provider. Individual needs and risks vary — consult a professional before starting, stopping, or combining supplements, especially if you are pregnant or nursing, taking medication, or managing a health condition.