Phlebodium aureum 50:1 standardized extract has been known to increase the lymphocyte levels. It is also known to regulate the CD4/CD8 ratios to their normal values. This provides Vitiligo patients with a stronger immune system, allowing them to fight the disease full strength. Polypodium leucotomos is a fern plant whose natural extract has been used in Europe to treat Vitiligo for over 10 years with surprising results. KALAWALLA is a herbal product that works as a natural immunomodulator with proven immunomodulating effect. It is a 100% natural product with no known toxic side effects.