I'm on the fence, but Dr. Sears says that Breastfed babies don't need the supplementation (
Fluoride Supplements | Dr. Sears Official Website | Parenting Advice, Parenting Books & more) BUT I was prescribed the drops, I just really haven't used them. I read the same stuff you did I'm sure and it scared me :/
My parents also told me not to use the drops, but in Texas they also have treated water---different than what we have up here.
Although I do think a lot of the studies are talking about the nursery water with the added fluoride, I mean if you make bottles with that all day that would be a LOT of fluoride. One article I read was talking about wanting stores to pull the nursery water off the shelves because it was potentially dangerous... I even called our water company trying to figure out what to do, but we literally do not have any fluoride in our water.
I have given her 0.25mg a couple of times, because other mom friends of mine here said they were doing it, although I haven't in a while, but I kind of figure as long as I am nursing, I am not going to worry about it.
In addition to brushing her teeth I love the Spiffies tooth wipes.
Soothing and Cleaning Natural Products for Baby and Toddler Oral Health You can also stick them in the freezer to make them cool, she looooves when I do that