Share 'Goitrogens'

I am hoping someone can give me some answers. I recently was looking on a website that featured some healthy snacks. One of the snacks was kale chips. But as I began to read I was very dismayed to hear that kale is a goitrogen. I had no idea what on earth that was and I had to look it up. I have an under active thyroid and I take medication for it every day. But to hear that my favorite veg, kale…