# Magnesium

> This test measures the level of magnesium in your blood, a mineral essential for proper muscle, nerve, and heart function. It helps determine if abnormal levels are contributing to symptoms like muscle weakness, tremors, or irregular heartbeats.

- Labcorp code: 001537
- Category: [Nutrients](https://picardo.health/labs/tests/nutrients.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=001537&ref=assistant
- Already in these panels: [Base Core Annual – Men](https://picardo.health/labs/panels/base-core-men.md), [Base Core Annual – Women](https://picardo.health/labs/panels/base-core-women.md), [Heart Health](https://picardo.health/labs/panels/heart-health.md), [Brain Health Screening](https://picardo.health/labs/panels/brain-health.md), [Fertility Panel](https://picardo.health/labs/panels/fertility.md), [Celiac / GI Panel](https://picardo.health/labs/panels/celiac-gi.md)

## 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.