> ## Knowledge Base Index
> Fetch the complete knowledge base index at: https://tulisupport.crisp.help/sitemap.xml
> Use this file to discover available pages before exploring further.
> Pure-Markdown content can be obtained by appending a '.md' suffix to the content URLs listed in the sitemap (without the trailing slash).

# Do I need to fast before my blood test?

**Do I need to fast before my blood test?**

You will need to refer to the instructions of your referral clinic to see whether you need to fast or not.