ferretgal wrote: Wish I could help, but I don't really get loud rumblings that can be heard by other people. I can feel them, but they are very subtle audio-wise. I do use the fiber (I like the acacia clear fiber, it doesn't have a bunch of stuff in it; don't forget to look at the calories!) to delay eating on light days; also helps prevent the day after constipation.
Tell us more about this acacia clear fiber @ferretgal sounds interesting and useful for us hungry rumblers and fasters