Howard Butcher BlockÊConditioner helps keep butcher blocks and cutting boards both functional andÊbeautiful. This specialized wood care product meets USFDA regulationsÊfor direct and indirect contact with food. The true benefit of using food grade mineral oil, is that it will never go rancid unlike plant based oils. The penetrating quality ofÊfood-grade mineral oil along with the water-resistant traits of beeswax andÊcarnauba wax rejuvenates wood and helps to prevent it from drying and cracking. TheÊnatural waxes also help repair knifeÊmarks and protect the wood by keeping theÊmineral oil in and the moisture out. Wooden cutting boards, butcher blocks and countertops are making quite a comeback! You need help to preserve and protect these special wooden surfaces. Vegetable oil is for cooking, not treating a cutting surface, it will smell rancid after time. Howard Butcher Block Conditioner is a blend of natural waxes and food-grade mineral oil and will never go rancid.