One of the things that I recommend with these healing peptides is to stack some growth hormone with it. Growth hormone will take things to another dimension.
I would recommend Proviron at 25 mg a day. I really think that's an economical way to use it. You'll get good results and you will definitely enjoy it.
The key on leg day is balancing out your upper and lower leg muscles. Both sides need to be hit as well. Your hamstrings need to be hit as hard as your quads.