After Configuration of cloudflare in my site my site is slowest

Getting Started
#1

Hi Guys
For half an Hour I just config my site https://scienceooze.com/ with Cloudflare and my site speed slowest as before. Please Help me. I’m Looking forward for help

#2

Any site speed comparison before and after you onboard Cloudflare? e.g. GTmetrix or webpagetest.org