Elmex Sensitive Professional Whitening Gentle The unique formulation of Pro-Argin technology used by the dentist & oacute; in the abolition of dentin hypersensitivity in the patient & oacute; in. What are the causes of hypersensitivity? Receding gums and cause damage to the enamel exposing thousands of microscopic channel & oacute; in with nerve endings. All stimuli caused by contact with the cold, hot and sweet are conducted through the nerve endings in the dentinal tubules causing b & oacute; l. How elmex Sensitive Professional Gentle Whitening? - elmex Sensitive Professional Gentle Whitening closing the tubules, the angle & oacute; agri cultural is the nerve endings so that the blocks b & oacute; l. - With regular use of the paste building a long-term protective barrier against hypersensitivity. - Formula low abrasiveness gently and effectively removes stains helping trematodes & oacute; Now these natural whiteness Zeb & oacute; in. Ask your dentist or hygienist. Additional information Open dentinal tubules are the cause of b & oacute; lu occurring hypersensitivity Zeb & oacute; in. Closed tubules protect against b & oacute; lem hypersensitive zeb & oacute; w. & nbsp;