I have only my own experience to back it up. I’ve always washed my wooden utensils in the dishwasher (top rack only). The cheapest ones do ok, but show some wear after a few years. The bamboo ones look as good today as when they were purchased (10+ years ago).
![[Answered] What would be a good glue to repair this spatula with that wont be toxic or come undone in a dishwasher?](https://lemmy.world/pictrs/image/ab3cf6e1-13ef-4b5a-bbdf-7694694c2981.jpeg){kind=link}
I have only my own experience to back it up. I’ve always washed my wooden utensils in the dishwasher (top rack only). The cheapest ones do ok, but show some wear after a few years. The bamboo ones look as good today as when they were purchased (10+ years ago).