XBI Strong Skin Lightening Body Lotion 8oz / 236ml (XBILOT) Uses: Directions for use: Adults: apply a small amount as a thin layer on the affected area twice daily, or use as directed by a doctor. If no improvement is seen after 3 months of treatment, use of this product should be discontinued. Lightening effect of this product may not be noticeable when used on very dark skin.