Black Cumin Seed
Black cumin seed, also known as Nigella sativa, is used for its anti-inflammatory, antihistamine, & immune-modulating effects, with evidence supporting its use for asthma, allergies, blood pressure, & blood glucose management.
Evidence last reviewed: 05 Apr 2026
The evidence for black cumin seed includes moderate support for reducing seizure frequency in children with epilepsy and low support for alleviating knee osteoarthritis symptoms. While promising, the overall research is limited and further studies are needed to confirm its efficacy for various conditions.
Seizure frequency reductionChildren with refractory epilepsy · RCTModerate
The study found that black cumin seed extract reduced the frequency of seizures in children with refractory epilepsy.
Knee osteoarthritis symptom reliefAdults with knee osteoarthritis · RCTLow
The study evaluated the effects of foot reflexology & knee massage with black cumin seed oil on knee osteoarthritis symptoms.
Forms & usage▾
Take 1-2 teaspoons of black cumin seed oil daily, preferably with meals.