Hair grows in a cycle, with growing and shedding phases which is properly synchronized. With any physical or mental stressful event to the body can deregulate the hair cycle to cause hair fall.

Hair loss can also be seen with Anemia, Thyroid disease, typhoid or viral fever, certain medications, Connective tissue disease, Surges, Rapid weight loss or crash diets, severe emotional stress. Hence any patient with hair fall should be properly evaluated for the cause of the problem than just giving an hair oil.