Mustard Oil refers to cold press extraction process for taking out oil from the seeds. Oil from seeds is extracted in kohlus. In this process, seeds are crushed at a low temperature so natural properties, antioxidants and essential oils are retained in the oil.

Patanjali groundnut oil is obtained by expression of the best quality groundnut of the first press which is low in saturated fats, free from cholesterol, contains essential fatty acid linoleic acid (omega-fatty acid) making it as one of the healthiest cooking oils.