Health-care water heater with adding function

The utility model relates to a health-care water heater with an adding function and belongs to a bathing device special for therapy or healthcare. The water heater comprises a water storage tank and an adding device, wherein a sensor is arranged in the water storage tank; the adding device comprises a concentrated solution container, a measuring pump and a concentrated solution injecting pipe, which are sequentially connected with one another; the concentrated solution injecting pipe is extended into the water storage tank and is in sealed connection with the water storage tank; the water heater also comprises a controller for controlling the adding device; and the controller is electrically connected with the measuring pump. Additive solutions with different functions can be added into the water heater, so that a user can enjoy different health-care functions when the user takes a shower; the controller is used for controlling the measuring pump and quantitative addition can be realized, so that the loss of