Adaptogen
Black Seed Oil (Nigella sativa)
Also known as: Black cumin, Kalonji, Nigella sativa, Thymoquinone
Traditional remedy with adaptogenic and cortisol-modulating properties.
Last reviewed June 2026 · Evidence graded from peer-reviewed research, not editorial opinion. Educational only — not medical advice.
Every Black Seed Oil (Nigella sativa) product we have scored
| # | Product | Score | Per serving |
|---|---|---|---|
| 1 | Life Extension Black Cumin Seed Oil | 82 A- | $0.19 |
| 2 | Gaia Herbs Black Seed Oil | 68 B | $1.02 |
| 3 | Nature's Way Organic Black Seed Oil | 67 B | $0.81 |
Scored on dose accuracy, form, label transparency and third-party testing. Per-serving cost is list price divided by servings per container. No brand pays to be listed or ranked.
Common questions
How much Black Seed Oil (Nigella sativa) should I take?
The typical range is 1-3g daily or 1-2 tsp oil. Effects build over weeks
When should I take Black Seed Oil (Nigella sativa)?
With meals. Yes.
Which form of Black Seed Oil (Nigella sativa) is best?
Oil — Traditional. Other forms in the catalog: Capsule.
Is Black Seed Oil (Nigella sativa) safe?
Commonly reported: GI upset, Strong taste. Serious warnings: May affect blood pressure. No concerns
Which Black Seed Oil (Nigella sativa) supplement scores highest?
Life Extension Black Cumin Seed Oil, at 82/100. Scored on dose accuracy, form, label transparency and third-party testing — no brand pays to be listed or ranked.
Primary uses
- Cortisol modulation
- Immune support
- Blood sugar
- Inflammation
How it works
- Contains thymoquinone
- Anti-inflammatory
- Adaptogenic effects
Dosage
- Typical range
- 1-3g daily or 1-2 tsp oil
- Timing
- With meals
- With food
- Yes
- Duration
- Effects build over weeks
- Special populations
- Immune support, stress
Forms
- Oil
- Capsule
Safety
Common side effects
- GI upset
- Strong taste
Contraindications
- Pregnancy
Products containing Black Seed Oil (Nigella sativa)
Top-scoring supplements in our catalog that list Black Seed Oil (Nigella sativa) on the label. Each product is graded on Formulate's ingredient-level rubric — dose accuracy, form, transparency, and third-party testing.
Evidence notes
Traditional use with emerging research
Grade B: Some human trials support key claims; further confirmation needed.
Related in Adaptogen
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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.