There's no universal "best" material
Every cutting board material solves a different priority: hygiene, knife-edge care, weight, or maintenance. Choosing well depends on what you actually prioritize in your kitchen.
Wood
Close-grain wood boards (like maple) are gentlest on a knife's edge — they reduce steel wear compared to harder surfaces. Studies on wood cutting board hygiene show that its porous structure can absorb and trap bacteria in inner layers, where they die off over time, unlike surface scratches on plastic where bacteria can survive on top.
- Pro: gentler on the edge, good for meat and vegetables kept separate.
- Con: needs periodic oiling and isn't dishwasher-safe.
Plastic
Lightweight, affordable, dishwasher-safe, and easy to keep several color-coded boards on hand (one for raw meat, another for vegetables). Its weak point is deep scratches that build up with use — that's where moisture and residue can get trapped if you don't replace it in time.
Composite (pressed wood fiber)
A middle ground: harder than pure wood, dishwasher-safe in many models, and a more uniform surface that resists deep marks. Usually costs more than plain plastic.
Maintenance by material
Wood: hand wash, dry immediately standing on edge, oil every 2-4 weeks with food-grade mineral oil. Plastic and composite: check the surface every few months and replace if it has deep, persistent scratches.