# Urea Nitrogen

> This test measures the amount of urea nitrogen in your blood, a waste product created when your body breaks down protein. Since your kidneys normally filter this waste out through urine, the test helps show how well your kidneys are functioning.

- Labcorp code: 001040
- Category: [Heart & Metabolic](https://picardo.health/labs/tests/heart-metabolic.md)
- Sample: blood
- Labcorp turnaround: within 1 day
- Collection: free at a Labcorp location, or $75.00 at home.
- Without a doctor: yes. People order it themselves, with no doctor's visit or referral.
- Price: shown on the review page its order link opens. Opening it orders nothing.
- Order link: https://app.picardo.health/labs/order?tests=001040&ref=assistant

## About ordering

People order for themselves, with no doctor's visit or referral, and results arrive in their Picardo account. Ordering is open to adults 18 and over in the US, except New York, New Jersey, Rhode Island, Pennsylvania, Maryland, Massachusetts, Hawaii and Maine. General health information, not medical advice.