Try upping the dosage. The recommended amount is probably for people who get a “normal” amount of fiber without them.Yes on the soy milk. Kiefer has an article about soy protein somewhere on the forum. Besides all the phytoestrogens, soy contains a substance that effectively stops you from absorbing protein into your system. If you're trying to avoid lactose, try milk made from oats or rice. You can probably find cows milk that has the lactose totally removed - I can here in Norway, and we're the country in the world with the fewest lactose intolerant people (% of population).