Didnt know that stuff worked. They are such kind creatures
http://naruto.wikia.com/wiki/Katsuyu
And now i know why i stopped watching shippuden.
"SASUKE COME BACK HOME, I'M GONNA FIND YOU!"
Thank god that stuff is over, now they are actually fighting together.
Shippuden Episode 374
I just thinks it seem comfy having a little snail heal your wounds by adding powers into you body :)