Black cumin essential oil is extracted from the seeds of the black cumin plant, also known as Nigella sativa. It has a powerful, spicy and slightly peppery aroma. This essential oil is appreciated for its anti-inflammatory, antioxidant and stimulating properties. It is often used in aromatherapy to relieve joint pain, strengthen the immune system and aid digestion. Black cumin essential oil is also used in cosmetics for its benefits for skin and hair.