What is the best brand of rooting gel? most guaranteed to work, fastest working, you know

most guaranteed to work, fastest working, you know
Answers:    I prefer Schultz Root Hormone (Powder)
My dad was a Master Gardner for Board of Education and this is what he other used.
http://lawn-and-garden.hardwarestore.com...
Below is a list of varied types and brands.
http://www.simplyhydroponics.com/rooting...
They all work, they are adjectives made of the same ingredients for the most part of a set. However, a good gel is clonex, produces great results for me everytime and its pretty cheap too.