Mustard oil is a cooking oil derived from the seeds of the mustard plant. It is commonly used in Indian, Pakistani, and Bangladeshi cuisines for frying and seasoning. The oil has a distinct flavor and aroma, making it a popular choice for various dishes. In addition to its culinary uses, mustard oil is also known for its potential health benefits. It contains monounsaturated fats and omega-3 fatty acids, which may support heart health. Furthermore, it is often used in traditional medicine and for massage due to its warming properties.