Black Seed Oil (Nigella Sativa)
Black Seed Oil is a thymoquinone-rich oil known for its anti-inflammatory, antioxidant, & immune-modulating properties, with evidence supporting its use for asthma, blood pressure, blood glucose control, & immune enhancement.
Evidence last reviewed: 05 Apr 2026
- •pregnant or breastfeeding individuals
- •those with allergies to plants in the Ranunculaceae family
- •individuals on blood pressure medications
The evidence for Black Seed Oil is moderate, showing benefits in areas like allergy symptoms, blood pressure, and glycemic control. However, more high-quality studies are needed to fully understand its effects and optimal dosages.
blood pressuregeneral population · Systematic reviewModerate
Supplementation with Nigella sativa was associated with reductions in blood pressure.
inflammatory cytokine profilespediatric systemic lupus erythematosus patients · RCTModerate
Nigella sativa showed effects on disease activity & inflammatory cytokine profiles.
symptoms of seasonal allergygeneral population · RCTModerate
Standardized Nigella sativa oil reduced symptoms of seasonal allergy.
glycemic controltype 2 diabetic patients · Systematic reviewModerate
Nigella sativa supplementation showed potential benefits in improving glycemic control.
plasma lipid concentrationshumans · Systematic reviewModerate
Nigella sativa was found to have a positive effect on plasma lipid concentrations.
Forms & usage▾
Take 1–2 teaspoons daily, preferably with meals.