Isoflavones are found in small amounts in a number of legumes, grains, and vegetables, but soybeans are by far the most concentrated source of isoflavones in the human diet (104, 105) .
Standing water under a house is usually the result of only two things; either a leaking water line, or from surface water drainage around the house. If it was from a leaking water line, the leak would have to be substantial, and you would hear running water in the house.
Other causes of low pressure can include: 1  inadequate pumping facilities. 2  water mains that are too small. 3  reduced pressure from the water main as a result of leakage, equipment failures or blocked service pipes.