Black cumin, derived from the seeds of Nigella sativa, has a long history of traditional use and a growing body of modern research exploring its health-supporting properties. The key bioactive compound, thymoquinone, has drawn particular scientific interest for its antioxidant and anti-inflammatory activity. Studies indicate that black cumin oil may help support healthy blood sugar levels, with several clinical trials showing modest improvements in fasting glucose and markers of insulin sensitivity. Research also suggests potential benefits for cholesterol management and blood pressure regulation, with some trials reporting favorable shifts in lipid profiles and cardiovascular markers. Additionally, preliminary evidence points to immune-modulating and antihistamine-like effects that may offer relief during seasonal allergy responses, though larger and longer-term studies are still needed to confirm these findings across diverse populations.
Compare this supplementResearch suggests that black cumin (Nigella sativa) may have potential benefits for blood sugar regulation, though th...
View studies →Research suggests that black cumin (Nigella sativa) may support improvements in cholesterol profiles, with multiple s...
View studies →Research suggests that black cumin may have potential relevance to allergy relief, primarily through its ability to m...
View studies →Research suggests that Nigella sativa, commonly known as black cumin or kalonji, demonstrates notable anti-inflammato...
View studies →Research suggests that black cumin (Nigella sativa) may offer some antioxidant-related clinical benefits, based on li...
View studies →Research suggests that Nigella sativa, commonly known as black cumin or kalonji, may support immune function and pote...
View studies →These are commonly referenced dosage ranges for this supplement. They are not medical recommendations. Always consult a healthcare provider before supplementing.
| Form | Dose range | Frequency | Studied for | Source |
|---|---|---|---|---|
| Capsule | 500–2,000 mg | Daily | blood pressure regulation, anti-inflammatory, antioxidant support | Common range in RCTs studying powdered or encapsulated black seed |
| Extract | 150–300 mg | Daily | cholesterol management, antioxidant support | Thymoquinone-standardized extracts used in clinical research |
| Oil | 500–1,000 mg | Twice daily | allergy relief, asthma symptom reduction | Based on RCTs evaluating allergic rhinitis and respiratory outcomes |
| Oil | 3–5 mL | Daily | blood sugar regulation, cholesterol management | Common in clinical trials using Nigella sativa oil |
| Powder | 1–2 g | Twice daily | blood sugar regulation, immune function | Used in multiple RCTs for metabolic and immune outcomes |