If you've been doing research, all these questions should be answered, lol. anyhow, mod-grf and ghrp-6 are usually dosed at 100mcgs each 3x day. and they are taken sub-q.
With the number of different peptides out there, keep researching to find the best for fat reduction. I know the combo mention above has worked for me as far as keeping body fat down while bulking, but not sure about actually reducing fat. Also, all my muslces seem fuller after 4 months of use.