my macbook pro is running so slowly
I need help getting my macbook pro to run ..... should I buy Clean your Mac from the internet? Will that help?
MacBook Pro, Mac OS X (10.6.8), running so slowly
No!
Don't buy anything that claims to clean, fix or tune up your Mac, most of them will do the exact opposite.
Let's figure out why your Mac is running slow. Try a safe boot http://support.apple.com/kb/HT1564
Let us know if your computer ran better when in safe mode and if after a regular restart if it's still running ok or not.