Islands Earth Dark Elbows Lightening Formula All Natural 10ml Roll on Herbal Formula. An Islands Earth Original Product. This all natural formula is designed to support lightening of dark elbows. Made with a powerful blend of pure herbs and plant extracts to support return of original skin color. Supports skin exfoliation and new skin renewal. Penetrates deep into skin to support dark elbow skin lightening. 10ml bottle. Sometimes only one bottle is necessary if you have very light brown dark elbow discoloration. If your dark elbows are light brown then one or two bottles is normally enough, If your dark elbows are medium brown 3 to 4 bottles can normally complete the job. If your dark elbows are black, 5 or more bottles may be necessary to complete results. For the Dark Knuckles Lightening formula copy and paste the following into the Amazon search Box B017X0XAQU