Miso Protects During Radiation Therapy By Sat Dharam Kaur N.D. | May 7, 2016 Animal studies demonstrate that fermented miso protects against the effects of radiation. Radioprotective effects of miso (fermented soy bean paste) against radiation in B6C3F1 mice: increased small intestinal crypt survival, crypt lengths and prolongation of average time to death. Share this postFacebookTwitteremail