---
title: HKMetadataKeyWasTakenInLab
framework: healthkit
role: symbol
role_heading: Global Variable
path: healthkit/hkmetadatakeywastakeninlab
---

# HKMetadataKeyWasTakenInLab

A key that indicates whether the sample was taken in a lab.

## Declaration

```swift
let HKMetadataKeyWasTakenInLab: String
```

## Discussion

Discussion Set this key’s value to true if the sample was taken by a lab; otherwise, set it to false.

## See Also

### Lab Keys

- [HKMetadataKeyReferenceRangeLowerLimit](healthkit/hkmetadatakeyreferencerangelowerlimit.md)
- [HKMetadataKeyReferenceRangeUpperLimit](healthkit/hkmetadatakeyreferencerangeupperlimit.md)