The results and side effects ( and dose needed to get them) vary tremendously from person to person, but I'm not sure that 500mg per day will do anything at all to most of your list.
In fact, I'm pretty sure that PM actually causes my Hay Fever to be there permanently. Whereas it used to only bother me from late spring to mid-summer, if I'm taking PM, my nose runs almost non-stop and my eyes itch/burn a lot.
In fact, I'm pretty sure that PM actually causes my Hay Fever to be there permanently. Whereas it used to only bother me from late spring to mid-summer, if I'm taking PM, my nose runs almost non-stop and my eyes itch/burn a lot.