can constipation be period related
It is this hormone progesterone that can affect your digestive system by delaying the transit time of food through the intestines and hence may lead to constipation before your period. Usually though, you should find that the period-related constipation eases with the start of menstruation.
Also have a read of 'Natural remedies for constipation' by herbalist Megan - she describes some more natural ways to ease and relieve constipation, all of which can be applied during your period. Images from Madison.k12.wi.us, FoxNews.com and Live-Pure.com.