Mustard oil comes from the seeds of mustard plants. It is rich in monounsaturated fatty acids, which appear to reduce the likelihood of developing cardiovascular disease. However, cooking with the oil may pose a serious risk, especially for children.
People have long used mustard oil in cooking and alternative medicine. It is common in Asian, notably Indian, cuisines. The oil’s strong taste comes from a compound that is also present in horseradish and wasabi.
Mustard oil is rich in monounsaturated fatty acids, which could mean that it benefits cardiovascular health. It also contains a compound that may have anti-inflammatory properties.