How to Remove Smell from a Wooden Cutting Board

Why Wooden Cutting Boards Absorb Odors

Wood is porous, which means it absorbs not just moisture but also the volatile compounds that create odors — garlic, onion, fish, raw meat, and strong spices all leave their scent behind in the wood fibers. Regular washing removes surface odors, but deeply absorbed smells need targeted treatment. Here's how to deodorize a wooden cutting board effectively.

What You'll Need

• Lemon (half) or lemon juice
• Coarse salt
• Baking soda
• White vinegar
• Food grade mineral oil (to re-condition after treatment)

Method 1: Lemon + Salt (Best for Garlic and Onion Odors)

1. Sprinkle coarse salt over the board surface
2. Rub vigorously with the cut side of a lemon half
3. The citric acid neutralizes odor compounds while the salt scrubs the surface
4. Let sit 5 minutes
5. Scrape off, rinse quickly, dry immediately

This is the most effective method for garlic and onion odors specifically.

Method 2: Baking Soda Treatment (Best for Fish and Meat Odors)

1. Sprinkle baking soda generously over the entire board surface
2. Rub in with a damp sponge
3. Let sit for 10–15 minutes — baking soda absorbs and neutralizes odor molecules
4. Rinse quickly and dry immediately

Baking soda is particularly effective for fish and raw meat odors.

Method 3: White Vinegar Wipe (For General Odors)

1. After washing the board, wipe the surface with undiluted white vinegar
2. Let sit 5 minutes
3. Rinse quickly and dry immediately

The acetic acid in vinegar neutralizes a wide range of odor compounds. Note: the vinegar smell dissipates completely as the board dries.

Method 4: Sunlight Airing

After any treatment, place the board in direct sunlight for a few hours. UV light and fresh air are natural deodorizers that work well on residual odors. Dry completely and re-oil afterward.

Preventing Odor Buildup

• Use separate boards for meat/fish and produce — this is the most effective prevention
• Wash immediately after cutting strongly scented foods
• Oil regularly — a well-oiled board is less porous and absorbs fewer odors
• Air dry standing upright, not flat

Re-oiling After Odor Treatment

Deodorizing treatments can dry out the wood. Apply food grade mineral oil after the board has dried completely.

Final Thoughts

Lemon and salt handle garlic and onion odors best, baking soda tackles fish and meat smells, and white vinegar works for general odors. Using separate boards for different food types is the most effective long-term prevention strategy.