Black Cumin Seed (Nigella sativa)
Known as 'the remedy for everything except death' in traditional Islamic medicine.
Also known as: Black Seed • Kalonji • Habbatus Sauda
Overview
Black cumin seed (Nigella sativa) has been used medicinally for over 3,000 years. Its primary active compound, thymoquinone, has demonstrated anti-inflammatory, antioxidant, antimicrobial, and immunomodulatory properties in over 1,000 published studies. It is one of the most extensively studied medicinal plants.
Key Benefits
Immune Modulation
Thymoquinone enhances NK cell activity and balances Th1/Th2 immune response.
Blood Sugar Support
Multiple trials show reductions in fasting blood glucose and HbA1c.
Anti-Inflammatory
Inhibits NF-kB, COX-2, and multiple inflammatory cytokines.
Respiratory Health
Traditionally used for asthma and allergies; clinical studies support bronchodilatory effects.
Dosage & How to Take
1-3 g seeds or 200-500 mg extract daily.
| Purpose | Dose | Notes |
|---|---|---|
| General wellness | 1-2 g seeds or 200 mg extract/day | Cold-pressed oil |
| Blood sugar support | 2-3 g seeds/day | Consistent use for 8-12 weeks |
Best Time to Take
With meals.
With or Without Food
Yes, with food.
Forms & Bioavailability
| Form | Absorption | Best For | Notes |
|---|---|---|---|
| Cold-Pressed Oil | High | Traditional use | Contains full spectrum of compounds. |
| Standardized Extract | Good | Precise thymoquinone dosing | Capsule form. |
| Whole Seeds | Moderate | Culinary use | Chew well or grind before consuming. |
Side Effects & Safety
Common
- Mild GI discomfort initially
- Peppery taste
Rare
- Contact dermatitis (topical)
- Low blood pressure at high doses
Contraindications
- Pregnancy (may stimulate uterine contractions)
- Scheduled surgery (anticoagulant effects)
Interactions
May enhance anticoagulant effects.
May enhance blood sugar-lowering effects.
Scientific Research
Nigella sativa and blood glucose
Meta-analysis of 17 RCTs showed significant reductions in fasting blood glucose and HbA1c.
Food Sources
Frequently Asked Questions
Medical Disclaimer
This content is for educational and informational purposes only and is not intended as medical advice. Always consult with a qualified healthcare professional before starting any supplement regimen, especially if you have pre-existing health conditions or are taking medications. The statements on this page have not been evaluated by the Food and Drug Administration.