Linseed oil is a natural oil obtained from the seeds of the flax plant (Linum usitatissimum). It is a popular choice for wood finishing because it penetrates deeply into the wood and helps to protect it from moisture and damage. Linseed oil is also food-safe, making it a good choice for finishing cutting boards and other kitchen items. However, linseed oil can be slow to dry and may require multiple coats to achieve a desired finish.
Mineral oil is a clear, colorless oil that is derived from petroleum. It is a popular choice for wood finishing because it is relatively inexpensive and easy to apply. Mineral oil is also food-safe, making it a good choice for finishing kitchen items. However, it does not penetrate the wood as deeply as linseed oil and may not provide as much protection. Mineral oil is also less durable than some other wood finishes and may require more frequent maintenance.In general, linseed oil is considered to be a more natural and healthier choice for wood finishing, but mineral oil may be a more practical choice for certain applications due to its lower cost and easier application.