Everyone knows about castor oil. Nowadays, people apply coconut oil to their hair, or use almond oil, rosemary oil, and various other oils. But in the past, almost everyone used to apply only castor oil to their hair. From children to adults, only castor oil was used. Not only for hair, but castor oil was also given to children to reduce stomach problems, and it was used for massaging the stomach and body. Mustard oil was considered an integral part of the kitchen. Primarily, mustard oil was used for preserving pickles. But did you know that this same mustard oil offers unexpected benefits? We should slightly warm mustard oil and massage it on our feet before going to bed. Let's take a look at the benefits our body gets by doing this regularly.