Bananas are a healthy food rich in fiber, essential nutrients like potassium, and antioxidants. However, most people discard the peel after eating, which shouldn't be the case, as banana peels can be used for teeth whitening, skincare, first aid, gardening, and more.

Psoriasis is a chronic autoimmune disease that occurs due to a weakened or disordered immune system. The disease not only affects the skin but can also lead to complications in various other organs of the body. Therefore, boosting the immune system is a measure to help control and treat the disease more effectively.