How to Deodorize and Clean a Wooden Cutting Board: 6 Natural Methods That Actually Work

Does your wooden cutting board smell like yesterday’s garlic or last week’s fish, no matter how much you scrub it? You’re not alone—wooden boards naturally absorb odors and bacteria deep into their porous surface, making them seem impossible to freshen. That lingering smell can make even the freshest ingredients feel unappetizing.

This guide walks you through six proven, natural methods that actually penetrate wood fibers to eliminate odors and bacteria at their source. We’ve tested these techniques extensively and found simple solutions using ingredients you already have in your kitchen. You’ll learn exactly which method works best for different types of odors and how to keep your board fresh long-term.

Quick Solutions Table

Not all odors cling to wood the same way-some are surface-level, while others burrow deep. Matching the right method to the source makes all the difference in your efforts to deodorize a wooden cutting board effectively.

Best Methods by Odor Type

Cleaning Supplies You’ll Need

Before you begin any of the six natural methods, gather these basics. Having the right tools on hand makes it easy to clean a wooden chopping board safely and effectively.

• Coarse sea salt or kosher salt
• Fresh lemons or bottled lemon juice
• Baking soda (aluminum-free)
• White distilled vinegar (5% acidity)
• 3% hydrogen peroxide
• Food-grade mineral oil or beeswax board conditioner
• Soft-bristled brush or non-abrasive sponge
• Clean microfiber or lint-free cloths
• Spray bottle (for vinegar solutions)

The Science Made Simple: Why Wooden Cutting Boards Develop Odors

How Wood Absorbs Odors and Bacteria

Wood is naturally porous, which means it has tiny channels that absorb moisture-and along with it, odor-causing compounds from strong-smelling foods like garlic, onion, or fish. These organic residues can linger in the grain and, over time, feed odor-causing microbes if not properly cleaned. Unlike plastic, which merely traps smells on its surface, wood pulls them inward, making regular deodorizing wooden cutting board maintenance essential for both freshness and hygiene.

The Difference Between Surface Stains and Deep Odors

Surface stains are usually just discolorations from foods like beets or turmeric-they sit on top and can often be scrubbed away. Deep odors, however, penetrate the wood fibers and require more than a rinse; they demand targeted natural treatments that draw out or neutralize embedded smells. Knowing this helps you choose the right method: a quick scrub won’t fix last week’s fish dinner smell, but a baking soda paste might.

1. The Salt and Lemon Method

What You’ll Need

• Coarse sea salt or kosher salt
• 1 fresh lemon (or bottled lemon juice in a pinch)
• A clean sponge or soft cloth
• Warm water for rinsing

Step-by-step Process

1. Sprinkle a generous layer of coarse salt over the entire surface of your board-enough to cover it like a thin snowfall.
2. Cut the lemon in half and use one half to scrub the salt into the wood in circular motions. The lemon’s acidity helps break down odor molecules, while the salt acts as a gentle abrasive.
3. Let the mixture sit for 5–10 minutes to allow the citric acid to neutralize lingering smells.
4. Rinse thoroughly with warm water and wipe dry immediately with a clean towel.
5. Once fully dry, consider applying a food-safe mineral oil to restore moisture (more on that in the oil treatment section).

Best for: Garlic, Onion, and General Food Odors

This bright, zesty combo is your go-to for everyday how to deodorize a wooden cutting board needs after chopping pungent ingredients. It’s fast, non-toxic, and leaves behind a fresh scent without harsh chemicals-perfect for routine clean wooden chopping board care after meals.

Also See: Why Does My Vacuum Smell? Here’s How to Fix It Fast

2. The Baking Soda Deep Clean

Materials Required

• Baking soda (sodium bicarbonate)
• Water (just enough to make a paste)
• A soft-bristle brush or non-scratch sponge
• Clean cloth or paper towels

How to Apply the Baking Soda Treatment

1. Mix 2–3 tablespoons of baking soda with just enough water to form a thick, spreadable paste-think toothpaste consistency.
2. Apply the paste directly onto the board, focusing on stained or smelly areas, and let it sit for 10–15 minutes. Baking soda works by absorbing odors and gently lifting discoloration through mild alkalinity.
3. Scrub gently with a soft-bristle brush, following the grain of the wood to avoid damaging the surface.
4. Rinse completely under warm running water and pat dry with a clean towel.
5. Allow the board to air-dry upright or on a rack to prevent moisture buildup underneath.

Best for: Stubborn Fish Odors and Stains

Baking soda excels at tackling the toughest jobs-especially the persistent, fishy residues that cling to wood long after cooking. This method goes beyond surface cleaning to truly deodorize wood cutting board fibers, making it ideal for post-seafood meal recovery. It’s also safe, affordable, and highly effective for how to clean a wooden chopping board that’s seen better days.

3. The White Vinegar Sanitizing Method

Supplies Needed

• Distilled white vinegar (5% acidity)
• Clean spray bottle
• Soft kitchen sponge or lint-free cloth
• Warm water

The Vinegar Application Process

1. Start with a clean, dry board-wipe off any loose crumbs or residue.
2. Pour undiluted white vinegar into a spray bottle and generously mist the entire surface of your board, covering both sides if possible.
3. Let the vinegar sit for 5–10 minutes. This dwell time allows the acetic acid to disrupt odor-causing bacteria.
4. Wipe the surface with a damp sponge or cloth using warm water to rinse away the vinegar.
5. Stand the board upright or prop it on a drying rack to air-dry completely before storing.

This method is a go-to for anyone wondering how to clean a wooden chopping board after handling raw meat or dairy, offering a gentle yet effective clean without harsh chemicals.

Best for: Bacteria Concerns and Mild Odors

If you’ve just sliced onions or prepped fish and notice a faint lingering smell, vinegar neutralizes it fast. It’s especially useful for routine sanitizing between deeper cleans. Plus, it’s an excellent answer to “how to clean wooden cutting board with vinegar” without drying out the wood.

4. The Hydrogen Peroxide Power Clean

What You’ll Need

• 3% hydrogen peroxide (standard pharmacy grade)
• Spray bottle
• Clean cloth or paper towels
• Baking soda (optional, for extra scrubbing power)

Safety Precautions and Application

1. Always work in a well-ventilated area-hydrogen peroxide can release fumes during oxidation.
2. Test on a small, hidden spot first if your board is stained or sealed with a specialty finish.
3. Spray the board evenly with 3% hydrogen peroxide until the surface is damp but not pooling.
4. Let it sit for 5–10 minutes. You may see tiny bubbles-that’s the peroxide breaking down organic matter and odor molecules.
5. Wipe thoroughly with a clean, damp cloth. For stubborn discoloration, gently sprinkle baking soda and scrub with a soft brush before rinsing.
6. Air-dry upright, away from direct sunlight.

Never mix hydrogen peroxide with vinegar or bleach-this creates potentially harmful compounds.

Best for: Deep Stains and Heavy-duty Deodorizing

This method shines when you’re tackling garlic streaks, turmeric stains, or that mysterious grayish tint from repeated use. It’s one of the most effective ways to deodorize wood cutting board surfaces that have absorbed strong-smelling compounds over time.

5. The Coarse Salt Scrub Technique

Required Materials

• Coarse sea salt or kosher salt (not table salt-it’s too fine)
• Half a lemon or a damp sponge
• Clean towel

The Scrubbing Process

1. Sprinkle a generous layer of coarse salt over the entire cutting surface-it acts as a gentle abrasive.
2. Use the cut side of a lemon half to scrub the salt into the wood in circular motions. If avoiding citrus, use a damp sponge instead.
3. Focus on grooves and knife marks where food particles hide. The salt lifts surface residue while the moisture helps loosen grime.
4. Let it sit for 2–3 minutes, then wipe away the slurry with a clean, damp cloth.
5. Dry immediately with a towel, then let the board air-dry fully before reuse.

This quick routine is perfect for daily maintenance and keeps your clean wooden board from developing that “used” smell by disrupting odor buildup early.

Best for: Surface Stains and Daily Maintenance

Think of this as your cutting board’s morning coffee-simple, refreshing, and preventative. It’s ideal after chopping herbs, chilies, or mild aromatics. Regular use helps you maintain a fresh-smelling surface and reduces the need for deep deodorizing later. It’s also a smart solution for anyone asking how to clean cutting board wood without soaking or chemicals.

6. The Oil and Maintenance Treatment

Choosing the Right Oil

Not all oils are safe or effective for wooden cutting boards. Some popular cooking oils-like olive, vegetable, or canola-can go rancid over time, leaving your board with a sticky, unpleasant smell. Instead, opt for food-grade mineral oil or specialized board oils that contain beeswax or carnauba wax.

• Food-grade mineral oil (odorless, tasteless, and won’t spoil)
• Board-specific conditioners with natural waxes
• Unrefined coconut oil (only if used quickly and fully absorbed-rarely recommended)

Avoid nut-based or cooking oils-they may seem convenient but can compromise your board’s hygiene and scent over time.

How to Apply and Maintain

Regular oiling restores moisture, seals pores, and helps prevent odor absorption. Here’s how to do it right:

1. Clean and fully dry your board-no dampness allowed.
2. Pour a small amount of food-grade mineral oil onto a clean cloth or directly onto the board surface.
3. Rub the oil in with the grain using firm, even strokes-cover all sides, including edges.
4. Let it soak for 2–4 hours (or overnight for very dry boards).
5. Wipe away any excess oil with a dry towel before use.

Repeat this process monthly, or whenever the wood looks dry or feels rough. Consistent care keeps your board looking rich and functioning smoothly.

Best for: Prevention and Board Conditioning

This method isn’t about removing existing smells—it’s about building a protective barrier that makes your board more resistant to absorbing odors in the first place. Regular oiling is the single best habit for long-term freshness and durability of your wooden chopping board. It also prevents cracks and warping, which can harbor bacteria and lingering scents. Keeping your items clean and odor-free is equally important for kitchen appliances like dishwashers. One of the best ways to clean a dishwasher filter and effectively remove unwanted smells is through regular maintenance and the right cleaning techniques.

5 Habits to Keep Your Wooden Cutting Board Fresh and Odor-free

Daily Care Routine

After each use, rinse your board with warm water and mild dish soap. Avoid soaking it. Dry it immediately with a clean towel and stand it upright to air-dry completely. Never put it in the dishwasher-heat and prolonged moisture damage the wood and invite odors.

Weekly Deep Clean Schedule

Once a week, give your board a thorough refresh using one of the natural deodorizing methods—like the salt and lemon or vinegar treatment. This helps neutralize residue before it turns into a stubborn smell. Additionally, incorporating natural deodorizing tips can further enhance the freshness of your home. After cleaning, always let the board dry fully before storing.

Monthly Conditioning Process

Set a calendar reminder: once a month, oil your board as described above. This seals the wood’s pores and maintains a smooth, non-porous surface that resists staining and odor retention. Think of it as moisturizer for your board-it keeps it healthy from the inside out.

Foods to Keep Away From Your Wooden Board

Certain foods are especially prone to leaving lingering odors or stains in wood fibers:

• Raw fish (especially strong-smelling types like mackerel or sardines)
• Garlic and onions (sulfur compounds embed deeply)
• Citrus rinds (acidic and drying)
• Beets, turmeric, or berries (for staining, not just odor)

Use a separate board for these when possible, or clean immediately with vinegar or baking soda afterward to minimize absorption. These common household items can also be powerful allies in cleaning your oven. The ultimate guide to cleaning an oven with baking soda and vinegar offers effective techniques to restore shine and remove tough grime.

Proper Storage and Drying Techniques

Never store your board flat on a countertop or in a damp drawer. Instead:

• Store it upright in a well-ventilated area
• Use a board stand or hang it if possible
• Ensure both sides dry evenly-flip it occasionally during air-drying

Moisture trapped underneath or in crevices is a prime breeding ground for bacteria and musty smells. Good airflow is your silent ally in keeping your wooden board clean, dry, and fresh-smelling every day.

Frequently Asked Questions

Can I Use Bleach or Chemical Cleaners on My Wooden Cutting Board?

It’s not recommended to use bleach or harsh chemical cleaners on wooden cutting boards, as they can damage the wood fibers and leave behind toxic residues that may contaminate food. Instead, stick to natural methods like white vinegar or hydrogen peroxide for sanitizing, which are effective and food-safe. For both wooden and plastic cutting boards, maintaining proper hygiene is essential to prevent cross-contamination. A simple cleaning routine can help keep your cutting boards safe for food preparation.

How Do I Remove Mold or Mildew From a Wooden Cutting Board?

For light mold, scrub the board with a paste of baking soda and water, then rinse and disinfect with white vinegar. For persistent mold, sand the affected area lightly with fine-grit sandpaper after cleaning to remove spores embedded in the wood. Always dry the board thoroughly afterward to prevent regrowth. When dealing with mold on wood furniture or decks, it’s important to follow best practices to ensure a thorough cleaning and prevent future mold growth.

Is It Safe to Put My Wooden Cutting Board in the Dishwasher?

No, dishwashers expose wooden boards to high heat and prolonged moisture, which can cause warping, cracking, or splitting. Always hand-wash your board with mild soap and warm water, then dry it immediately standing upright to air dry completely. Regular deep cleaning of your dishwasher not only helps with its efficiency but also prevents unpleasant odors. A clean dishwasher is less likely to harbor food particles or mold, which can contribute to strong smells.

What Should I Do if My Cutting Board Develops Deep Cracks or Grooves?

Small cracks can often be addressed by sanding the surface lightly and reapplying mineral oil. However, if cracks are deep or widespread, it may be time to replace the board to avoid bacterial harborage. Regular oiling helps prevent cracking by maintaining the wood’s moisture balance.

Can I Use Essential Oils to Add a Fresh Scent to My Cutting Board?

While essential oils like lemon or tea tree can provide a pleasant aroma, use them sparingly and only after deep cleaning. Dilute a drop in carrier oil like mineral oil during conditioning, as undiluted oils may irritate skin or affect food taste. Avoid overuse, as strong scents could mask lingering odors. Incorporating the best essential oil blends can enhance not only the fragrance but also create a fresh and clean atmosphere in your home.

Final Words

Your wooden cutting board doesn’t have to be a source of kitchen stress anymore. With these six natural methods in your cleaning arsenal, you can tackle any odor challenge that comes your way. Whether you’re dealing with persistent garlic smells or stubborn fish odors, you now have the knowledge and tools to restore your board to its fresh, clean state.

The key to success lies in choosing the right method for your specific odor problem and staying consistent with your maintenance routine. Remember, prevention is always easier than deep cleaning, so incorporate those daily and weekly habits we discussed to keep your cutting board in top condition.

Ready to transform your kitchen experience? Start with the method that best matches your current odor challenge and watch your wooden cutting board come back to life. For more practical home solutions and wellness tips that actually work, check out Savvy Dwelling where we continue to share research-backed advice for your everyday challenges.

References You Might Like:

• How to get smells out of wooden cutting board? 5 easy tips
• Remove Unwanted Odors from Cutting Boards with Just One Ingredient | The Kitchn
• How to Naturally Clean, Deodorize, and Disinfect a Cutting Board – Live Simply
• r/Cooking on Reddit: How can I eliminate odors on a wooden cutting board?