Where can we buy nigella sativa?

Nigella sativa, commonly known as black seed or black cumin, can be purchased at health food stores, specialty spice shops, and online retailers like Amazon or health-focused websites. Additionally, many grocery stores with a robust spice section may carry it. If you're looking for specific forms like oil or capsules, those can also be found at supplement stores or online. Always check for reputable sources to ensure quality.