Using Mineral Oil On Wood Countertops. Regular application of mineral oil will prevent cutting boards from becoming dry and brittle Using it on wood would is counterproductive to maintenance. WOOD Butcher block surfaces should be rubbed with tung, linseed, or mineral oil anywhere from monthly to quarterly, depending on how much use your kitchen gets.
For many woodworkers, mineral oil is the go-to sealer for cutting boards and wooden kitchen utensils; anything that may come in contact with food. Reclaimed wood countertops are slabs made from hardwoods recycled from other uses, such as commercial bowling alleys, barns, or residential flooring. How to Use Mineral Spirits on Wood Restoration Projects.
Rinse well and blot up excess moisture.
After new wooden countertops—both butcherblock and solid wood—have been installed, a campaign of mineral or tung oil should be rubbed into the surface.
If you're worried about mineral oil being petroleum based, don't. If you're not going to prepare food on it, then it would be ok, but not the most durable finish. Wooden butcher blocks provide a durable work surface that protects your countertops.