Neem gum is a by the product obtained as a result of the certain metabolic mechanism of plants and trees. The neem bark, due to some internal activity discharges a clear, bright and brown-coloured gum. The gum is a multipurpose by-product. The natural gum obtained from plants are either water-soluble or absorb water to form a viscous solution. Neem has been commercially tapped for using its gum which is of use in a large number of industries. It is being grown on a large scale basis for using all its parts, no wonder it is called a 'universal tree' having a cure for almost everything. It has been used traditionally as an adhesive for painting. Neem bark powder is a natural antimicrobial remedy that provides natural teeth whitening and helps freshen your breath. In addition, neem bark powder helps to counter bacteria that may cause cavities, inflammation and gum problem.