Chloride

Routine annual

also cl

What it isChloride is the principal negatively charged ion in extracellular fluid, paired with sodium in salt.

DoesMaintains charge balance with sodium, supports acid-base balance, and is essential for stomach acid (HCl) production.

GoodMid-range chloride signals balanced electrolyte and acid-base status.

BadLow chloride accompanies vomiting and metabolic alkalosis. High chloride accompanies dehydration or metabolic acidosis.

Standard
98–110 mEq/L.
Optimal
100–106 mEq/L (narrow target)
Modifiers
Tracks sodium closely; affected by acid-base status.

How to optimize

Lifestyle
Adequate hydration.
Diet
Supplements
Peptides
Drugs
Treat underlying cause.