7. Waste Cellular Products.
Salt keeps cells hydrated by pulling water into them when nesescary. When you cry, plasma fluid is pulled from the cells and is secreted through the tear ducts.
8. Keeps Our Corneas From Dying Out.
Every time you blink, a film of salt rich tear forms and spreads over your eyes and keeps it hydrated protecting your corneas from scratches.
9. No Acid/Base Buffering System.
The eyes don’t have an automatic acid or base buffering system and it can’t tolerate anything outside a narrow ph range of 7.2 – 7.4.
