Problem is, define natural...the chicken you eat has been grown hormones, the fish, eggs as well. The beef as well. The fruits as well.
Then, what about lifting because you like it, instead of lifting because you want to get huge. The negative thinking of natty bbing sucks, is why many don't do so well, don't develop a base and hope on the chemical route.
Anytime you have a love and passion for something, it shows...you may not be Phil Heath huge, but if you set realistic goals, shit everything will fall into place.