1. IGF1 should be combined with steroids of course ! this is the most synergistic combo along with GH, and let me give here an example - a boy of 12 years old and a 16 years old adolescent have the same GHserum levels, it's the spike in testosterone which turns a boy into a man, so again we see a classic synergistic effect, here between the primal steroid testosterone and the GH/IGF

2. I explained that IGF1 has a great impact ion the body, I've never said it's harsh on the body, from many aspects it's actually healthy - it raises insulin sensitivity, and has a rejuvenate effect on almost any tissue. Hoevever for optimal effect it should be cycled