Test library
Arsenic Heavy Metal Test
The Arsenic Blood Test measures arsenic levels in the blood to help assess recent exposure. It is used in occupational and environmental health evaluations and interpreted by a qualified healthcare provider with the exposure history.
Order Arsenic Level Blood Test
Order online and visit a local collection site, or choose an at-home kit where available. No referral and no insurance required.
Order Arsenic Level Blood Test- Typical turnaround
- 1-3 business days
- Starting price
- From $156
- Results
- Confidential, online
Quick answer
The Arsenic Blood Test measures the amount of arsenic in the blood. It can indicate relatively recent exposure, because arsenic is cleared from the bloodstream over days. The test is used in occupational and environmental health evaluations and may be paired with urine testing, which reflects exposure over a different window. A qualified healthcare provider interprets the result with the exposure history and any symptoms.
What this test measures
Arsenic is a naturally occurring element found in soil, water, and some foods, and it is also used in certain industrial processes. Exposure can happen through drinking water, food, air, or workplace contact. At high levels, arsenic can affect the skin, nerves, and other systems, so measuring exposure is one part of a clinical evaluation.
Blood arsenic reflects recent exposure because the element leaves the bloodstream fairly quickly. A blood test may be ordered after a known or suspected exposure, or as part of a workplace monitoring program. Results are compared with the laboratory's reference range, which may reflect typical background levels.
Interpretation depends on when the sample was collected relative to exposure, what form of arsenic was involved, and other factors such as diet. A single result rarely tells the whole story. A qualified healthcare provider can explain what the level means and whether additional testing is appropriate.
- Total arsenic in blood
- Arsenic level
- Reference range comparison
- Speciation, when included
- Related heavy metal markers, when ordered
- Exposure window assessment
Why people order this test
- Assess recent exposure to arsenic
- Support occupational health monitoring
- Investigate symptoms after a known exposure
- Follow up on an environmental exposure concern
- Provide data for a specialist consultation
How to prepare
Timing matters for this test, so follow the collection instructions provided with your order. A blood sample is drawn from a vein at a laboratory. Tell the ordering provider about recent seafood meals and any workplace or environmental exposure.
Understanding your results
Results are typically available within one to two weeks. The report lists the arsenic level with the laboratory's reference range. Because the result reflects a particular window of exposure, a qualified healthcare provider should interpret it with the timing, history, and any other tests.
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Frequently Asked Questions
What does the arsenic blood test measure?
It measures the amount of arsenic in the blood, which can reflect relatively recent exposure.
How long does arsenic stay in the blood?
Arsenic is cleared from the bloodstream over days, so blood testing is most useful soon after exposure.
Is a urine test better than a blood test?
They reflect different exposure windows. A clinician may order one or both depending on the situation.
Can diet affect the result?
Yes. Recent seafood meals can raise measured arsenic levels, which is why timing and diet are part of the interpretation.
Who should consider this test?
It may be appropriate after a known exposure or as part of workplace monitoring when a clinician recommends it.
Ready to get tested?
Order online and visit a collection site near you, or choose a mail-in kit. No referral and no insurance required.
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