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Minerals

Chloride Blood Test

Chloride is a key electrolyte for fluid and acid-base balance. Regular monitoring supports early detection of hydration issues and metabolic disturbances.

Doctor's Assessment Included

Reference Ranges

See the value that applies to you:

Choose male or female — this range differs by sex.

Enter your age — this range changes with age.

This range also depends on context such as cycle phase or sample material; the highlighted rows apply to your group.

Your reference range
mmol/l
97 108 mmol/l
Reference ranges by group, in mmol/l
13 years and older 97–108 mmol/l
97 108
97 108 mmol/l

Source: NVKC Reference population: Dutch general-practice population (NUMBER, n = 7,574,327)

Reference ranges may vary between laboratories. When you order a test, a BIG-registered doctor assesses your personal results in context. For treatment decisions, discuss your results with your GP.

Check your own value

Chloride: what this test measures

This test measures the level of chloride ions in your blood. It is commonly included in electrolyte panels and helps assess hydration, kidney function, and acid-base status.

Chloride: why this value matters

Chloride imbalances can indicate dehydration, kidney disease, or acid-base disturbances. Maintaining proper chloride levels is important for overall metabolic health. Consult your healthcare provider for result interpretation.

Chloride: how the blood test works

Referral
No GP referral needed. After the order we arrange the referral through ZorgDomein, within one business day; orders after 17:00 or at the weekend start on the next business day. ZorgDomein emails a barcode, and that barcode is what the draw site needs.
The draw
A blood draw from a vein in the arm, at a partner laboratory's draw site. No home kit, no finger prick.
Which test
on its own €10,- Complete Metabolic Panel · €149,- · Whoop · €499,- · Whoop Heart Health · €629,- · Whoop Men's Health · €659,-
Where
650+ draw sites run by independent laboratories across the Netherlands. Draw sites

Chloride: when is testing worthwhile?

Testing may be recommended during routine health checks, or if you experience prolonged vomiting, diarrhoea, excessive sweating, or symptoms of dehydration.

Chloride: symptoms of a high or low value

Low Levels

Low chloride may be associated with excessive vomiting, heavy sweating, or certain kidney conditions. Symptoms may include muscle weakness, breathing difficulties, and fatigue.

High Levels

High chloride levels may occur with dehydration, kidney problems, or excessive salt intake. Symptoms may include high blood pressure, swelling, and fatigue.

Chloride: lifestyle and this value

Stay adequately hydrated throughout the day. Monitor your salt intake and maintain a balanced diet. If you exercise intensely or work in hot environments, consider electrolyte replenishment after heavy sweating.

Chloride: frequently asked questions

How is chloride related to sodium?

Chloride and sodium often move together in the body and are both involved in maintaining fluid balance. Table salt (sodium chloride) is the most common dietary source of both.

Can dehydration affect chloride levels?

Yes, dehydration can cause chloride levels to rise as blood becomes more concentrated. Adequate hydration helps maintain proper electrolyte balance.

What causes chloride imbalances?

Imbalances may be caused by dehydration, kidney disease, vomiting, diarrhoea, or certain medications. Your healthcare provider can help identify the underlying cause.

Chloride: sources

  1. den Elzen WPJ, Brouwer N, Thelen MH, Le Cessie S, Haagen I-A, Cobbaert CM. NUMBER: standardized reference intervals in the Netherlands using a 'big data' approach. Clin Chem Lab Med 2018;57(1):42-56. (retrieved 2026) doi.org

Test Products

This marker is included in the following test panels.

Health Checkups

Complete Metabolic Panel

Comprehensive metabolic panel: electrolytes, kidney, liver, glucose, HbA1c, and protein.

Bicarbonate Calcium Chloride Potassium Sodium Glucose (Fasting) HbA1c (Glycated Hemoglobin) Albumin ALP (Alkaline Phosphatase) ALT (Alanine Aminotransferase) AST (Aspartate Aminotransferase) Bilirubin (Total) Urea (BUN) Creatinine eGFR (Estimated Glomerular Filtration Rate) Total Protein Bilirubin (Direct) Bilirubin (Indirect)
€149,-
Whoop

Whoop

A 45-biomarker comprehensive health panel inspired by WHOOP Advanced Labs — a deep look at metabolism, cardiovascular risk, hormones, liver, kidney and inflammation.

SHBG (Sex Hormone Binding Globulin) TSH (Thyroid Stimulating Hormone) ALT (Alanine Aminotransferase) LDL Cholesterol Cortisol DHEA-S Estradiol (E2) Free Testosterone FSH (Follicle Stimulating Hormone) LH (Luteinizing Hormone) Total Testosterone Bicarbonate Calcium Chloride Ferritin Iron (Serum) Magnesium Potassium Sodium Transferrin CRP (C-Reactive Protein) Homocysteine Glucose (Fasting) HbA1c (Glycated Hemoglobin) ApoB (Apolipoprotein B) HDL Cholesterol Total Cholesterol Albumin HOMA-IR ALP (Alkaline Phosphatase) AST (Aspartate Aminotransferase) Bilirubin (Total) Total Protein Urea (BUN) Creatinine Vitamin D (25-OH) eGFR (Estimated Glomerular Filtration Rate) Insulin (Fasting) Leukocyte Differential Transferrin Saturation Lipoprotein(a) Triglycerides Basic Blood Count Bilirubin (Direct) Bilirubin (Indirect) Cholesterol/HDL Ratio Non-HDL Cholesterol LDL/HDL Ratio
€499,-
Whoop

Whoop Heart Health

A 46-biomarker heart health panel inspired by the WHOOP Heart Health Panel — an advanced look at cholesterol, lipoproteins, inflammation and kidney function.

Complete Blood Count (CBC) ALP (Alkaline Phosphatase) ALT (Alanine Aminotransferase) AST (Aspartate Aminotransferase) Albumin Total Protein Bilirubin (Total) ApoB (Apolipoprotein B) Total Cholesterol LDL Cholesterol HDL Cholesterol Triglycerides Lipoprotein(a) Urea (BUN) Creatinine eGFR (Estimated Glomerular Filtration Rate) Calcium Bicarbonate Chloride Sodium Potassium Magnesium Cortisol DHEA-S Estradiol (E2) FSH (Follicle Stimulating Hormone) LH (Luteinizing Hormone) SHBG (Sex Hormone Binding Globulin) Total Testosterone Free Testosterone TSH (Thyroid Stimulating Hormone) Glucose (Fasting) HbA1c (Glycated Hemoglobin) Insulin (Fasting) HOMA-IR CRP (C-Reactive Protein) Homocysteine Ferritin Iron (Serum) Transferrin Transferrin Saturation Vitamin D (25-OH) Cystatin C Uric Acid Bilirubin (Direct) Bilirubin (Indirect) Cholesterol/HDL Ratio Non-HDL Cholesterol LDL/HDL Ratio
€629,-
Whoop

Whoop Men's Health

A 49-biomarker men's health panel inspired by the WHOOP Men's Health Panel — testosterone, PSA and prostate health plus a complete metabolic and hormone base.

Complete Blood Count (CBC) ALP (Alkaline Phosphatase) ALT (Alanine Aminotransferase) AST (Aspartate Aminotransferase) Albumin Total Protein Bilirubin (Total) ApoB (Apolipoprotein B) Total Cholesterol LDL Cholesterol HDL Cholesterol Triglycerides Lipoprotein(a) Urea (BUN) Creatinine eGFR (Estimated Glomerular Filtration Rate) Calcium Bicarbonate Chloride Sodium Potassium Magnesium Cortisol DHEA-S Estradiol (E2) FSH (Follicle Stimulating Hormone) LH (Luteinizing Hormone) SHBG (Sex Hormone Binding Globulin) Total Testosterone Free Testosterone TSH (Thyroid Stimulating Hormone) Glucose (Fasting) HbA1c (Glycated Hemoglobin) Insulin (Fasting) HOMA-IR CRP (C-Reactive Protein) Homocysteine Ferritin Iron (Serum) Transferrin Transferrin Saturation Vitamin D (25-OH) PSA (Prostate-Specific Antigen) Prolactin Leptin Uric Acid Zinc Bilirubin (Direct) Bilirubin (Indirect) Cholesterol/HDL Ratio Non-HDL Cholesterol LDL/HDL Ratio
€659,-

Medical reviewer

Medical standards

Dr. Naimi oversees the medical standards behind our content and assessments.

Medical policy
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Chloride

€10,-