# Sodium

> This test measures the level of sodium in your blood, an electrolyte that helps regulate fluid balance and nerve function. It helps show if your body has the right balance of water and salt, which is useful for evaluating dehydration, kidney function, or heart health.

- Labcorp code: 001198
- 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=001198&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.