The Composition of Tears and Their Role in Eye Health
https://www.verywellhealth.com/what-are-tears-made-of-3421862
webJun 16, 2022 · Tears are composed of: Water. Electrolytes (sodium, potassium, chloride, bicarbonate, magnesium, and calcium). These are what give tears their salty taste. Proteins (lysozyme, lactoferrin, lipocalin, and IgA). The tears have only about one-tenth of the protein of the blood plasma. Lipids (fats) Mucins (proteins that help with lubrication)
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