6 ms·No. Aren't them radioactive? (in a small amount)by robertboloc 15y agoNo. Aren't them radioactive? (in a small amount)karlzt 15y agoI have 5 weeks now eating mostly the inside of the peels and I'm fine.Devilboy 15y agoBananas are radioactive (a little bit) because of the high potassium content. Potassium is a little radioactive.