minus-squareBigAssFan@lemmy.worldtoNews@lemmy.world•Fluoride in drinking water has no effect on IQ or brain function, long-term study showslinkfedilinkarrow-up8arrow-down3·2 months agoWhy would you put it in water if you can also put it in toothpaste? linkfedilink
Why would you put it in water if you can also put it in toothpaste?