Of course, the best way to benefit
from synbiotics, is to eat both prebiotic and probiotic foods, but as we saw, the science says that not all soluble fibers go well with all probiotics, and there is a a little science involved.
If you want to create your own
synbiotic food pairing, start
from the two lists I put together, the list of probiotic foods, and the list of prebiotic foods.