The best wood for bowls depends on how the bowl will be used. A decorative fruit bowl, everyday salad bowl, small snack bowl, and restaurant serving bowl do not have identical requirements.
Wood is usually the most balanced everyday chopping surface, plastic is convenient when easy cleaning and food separation are priorities, and stone is better treated as a serving or pastry surface than a routine chopping board.
Neither wood nor plastic is always healthier. Both can provide an appropriate food-preparation surface when they are cleaned after use, kept in good condition and separated between raw and ready-to-eat foods.
There is no single material that automatically makes the healthiest cutting board. A clean, intact board used with good food-separation habits is safer than a neglected board made from a supposedly superior material.
The best type of wood cutting board is usually made from a close-grained hardwood that can handle repeated chopping without being unnecessarily harsh on knife edges.
Acacia wood kitchen utensils are often described as a healthy choice because they offer a smooth natural surface, do not scratch cookware easily, and can be produced without complex structures.
The healthiest wood for utensils is not determined by species alone. A food-contact wooden utensil should be made from suitable close-grained wood, manufactured without cracks or loose fibers, finished with appropriate materials, and cleaned and dried correctly after use.