Depends on the actual product (mixture). I've had both good and bad results with their products. Every location (food plot) is unique, and it's just a matter of experimentation to find 1) what will grow well in those conditions; and 2) what the deer like.
"Know where you stand, and stand there" --Jesuit Father Daniel Berrigan
"There is no reasoning someone out of a position he has not reasoned himself into." --Clive James