Science reveals wooden cutting boards are safer than plastic. Wood's pores trap and kill bacteria, unlike plastic which develops grooves for germs. Natural antimicrobial elements in some woods further inhibit bacterial growth. Proper cleaning and ...
Even though a wooden cutting board may not appear sterile, science has shown that, contrary to expectations, a wooden surface is less prone to contamination than a plastic one. While plastic seems clean to the naked eye due to its non-porous nature, wood is characterized by a porous structure that affects bacteria in a completely different way. According to scientific sources cited in ScienceDirect, a wooden surface absorbs moisture and bacteria into its pores, thus eliminating any potential for bacterial activity. On the contrary, plastic cutting boards tend to become worn out over time and acquire knife grooves, in which bacteria can gather and thrive. The main difference between the two types of surfaces lies in the properties of wood itself; although it may not be very clean, it has features reducing the chances of bacterial survival.
The science behind antimicrobial properties
The efficiency of wooden boards is also backed by the presence of natural antimicrobial properties. According to ScienceDirect, some kinds of woods possess antimicrobial elements that hinder bacteria from growing. Along with moisture absorption capabilities, this makes it difficult for bacteria to survive in such environments. Further research suggests that bacteria trapped inside wood fibers have higher chances of dying faster than those on plastic boards. This contradicts the belief that porous materials are always unclean because biological material affects their efficiency. In conclusion, the effect of wood and its relation to bacteria showcase the complexity of microbial activity on surfaces, going beyond cleanliness to encompass physical and chemical processes.
Further research suggests that bacteria trapped inside wood fibers have higher chances of dying faster than those on plastic boardsImage Credit: Gemini
What does this mean for everyday use?
From a practical point of view, it would seem that the results imply that it may be possible to have your cutting board be both functional and safe, provided you clean and dry it well. However, in addition to this practice, the material itself serves as an agent for the destruction of bacteria. Researchers have also found that limiting exposure to water and ensuring proper drying is critical to maintaining the antibacterial characteristics of the board. The choice between wood and plastic is not a matter of preference but rather one of knowing how each material works.
