If what you are experiencing is physical, than likely it is due to the supplement, if there has been no other changes in your dietary arrangement.
I am always skeptical of supplements, when one is hormonally normal (etc), and the product is geared to increase/improve from normal operating ranges. In some cases I do not think this a wise choice. Its bad enough, we have to watch our diets (with the BS they put in them these days), and adding this too the mix sort of muddy's the water--in the long term health effects. Just don't feel we were meant to increase our hormonal levels from normal-healthy ranges. Just my opinion, though. I have don extremely well without them.
After losing 40+ unwanted lbs: