Zinc
Zinc measures the level of this essential trace mineral in your blood. Zinc is critical for immune function, wound healing, DNA synthesis, cell division, and sense of taste and smell.
Category: Vitamins & Minerals
Also known as: zinc, zn, serum zinc, cink
Reference range: 60–120 µg/dL (Source: ABIM)
Standard unit: µg/dL
High values may indicate
High zinc levels may indicate excessive supplementation or zinc toxicity, which can cause nausea, vomiting, loss of appetite, diarrhea, and copper deficiency.
Low values may indicate
Low zinc levels may indicate dietary deficiency, malabsorption, chronic liver or kidney disease, sickle cell disease, or alcoholism, and can impair immune function, delay wound healing, and cause hair loss.
Frequently asked questions
- What is a normal Zinc level?
- A typical reference range for Zinc is 60–120 µg/dL (source: ABIM). Reference ranges vary by laboratory, age, and sex, so always compare against the range on your own lab report.
- What units is Zinc measured in?
- Zinc is most commonly reported in µg/dL. Labs in different countries may use other units — you can convert between them with BloodId's blood test unit converter.
- Where do Zinc reference ranges come from?
- BloodId uses ABIM standard reference ranges and educational information from MedlinePlus (see our methodology). Reference ranges still vary by lab, age, and sex, so always compare against your own report.
- Can I track Zinc over time?
- Yes. Upload results from any lab and BloodId charts your Zinc over time against its reference range, so you can see whether the trend is rising, falling, or stable.