Insurance Blood Test For Nicotine. The insurance provider might choose to opt for a test where either mouth swabs are used or blood is collected to know the exact amount of nicotine amount in the system. While a tobacco test can be carried out by using a blood sample, a urine.
Nicotine makes its way through your blood too and stays there for at least 3 weeks. It’s also possible to do a hair test for some substances. About 85 to 90 per cent of the nicotine which is present in your blood is metabolised by the liver and is thrown out of your system by the kidney.