Why your tear taste salty

If you cry, and your tear flow right into your mouth, you'll notice that your tear actually taste salty. But why? didn't we put enough sugar in our diet? or why didn't our tear taste like our saliva?

Our tear taste salty because it contain leusinenkefalin, adrenokortikotropik, prolactin, electrolyte and immunoglobulin A. All these ingredients cause our tear to taste salty. The main function of these ingredients is to keep our eyes stable.

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