Possibly: Soy protein is a phytoestrogen and estrogens can thicken the lining of the uterus causing spotting. Though this is more of an issue in menopausal women. At your age, infection is more likely to be the cause of spotting or undiagnosed pregnancy.
Answered 7/12/2015
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A doctor has provided 1 answer
A doctor has provided 1 answer
A doctor has provided 1 answer
A doctor has provided 1 answer
A doctor has provided 1 answer
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