I'm sure a level of suppression occurs in the body but I noticed little to no effect. In anecdotal reports they found it takes 2-3 days to recover. Again this is deep within the realms of Reddit threads and body building forums where users had lab results and lab tests done before and after cycle use.
My "friend " would recommend doing your DD on the following vendors:
People claim the pro hormone thing with capsules but bottom line is the vendors want repeat business and customers so I doubt they are doing that. It's pretty easy to realize when you are taking pro hormones whole different animal.