How to remove the smell from a mug?

Jan 19, 2026

Leave a message

As a mug supplier, I've encountered numerous customers who've faced the common issue of unpleasant odors in their mugs. Whether it's a lingering coffee smell, the stench of stale tea, or the funky odor from other beverages, a smelly mug can significantly diminish the drinking experience. In this blog post, I'll share some effective and scientific methods to remove the smell from a mug, ensuring that your favorite drinking vessel remains fresh and odor - free.

Understanding the Causes of Mug Odors

Before we delve into the solutions, it's crucial to understand what causes these odors in the first place. Mugs can absorb the flavors and aromas of the beverages they hold. Organic compounds in coffee, tea, milk, and other drinks can adhere to the mug's surface and pores, especially if the mug is made of porous materials like ceramic. Over time, these compounds can break down and produce unpleasant smells. Additionally, bacteria can thrive in a moist environment, such as a damp mug, and contribute to the foul odor.

Method 1: Using Baking Soda

Baking soda, also known as sodium bicarbonate, is a natural deodorizer. Its alkaline nature helps to neutralize acidic odors. To use baking soda to remove the smell from a mug:

  1. Create a paste: Mix a small amount of baking soda with water in the mug to form a thick paste. You can start with about one tablespoon of baking soda and add water gradually until you achieve the right consistency.
  2. Scrub the mug: Use a soft sponge or brush to scrub the inside of the mug with the baking soda paste. Pay special attention to the areas where the odor is most concentrated, such as the bottom and the sides near the rim.
  3. Let it sit: After scrubbing, let the baking soda paste sit in the mug for at least 15 - 30 minutes. This allows the baking soda to absorb the odors.
  4. Rinse thoroughly: Rinse the mug with warm water until all the baking soda is removed. You may need to rinse it several times to ensure there is no residue left.

Method 2: Lemon Juice

Lemon juice is another excellent natural remedy for removing mug odors. It contains citric acid, which can break down odor - causing compounds and leave a fresh, citrusy scent. Here's how to use lemon juice:

  1. Squeeze fresh lemon juice: Cut a lemon in half and squeeze the juice into the mug. You can use one whole lemon for a larger mug.
  2. Swirl and soak: Swirl the lemon juice around the inside of the mug to coat all the surfaces. Let the mug soak in the lemon juice for at least 30 minutes. You can leave it overnight for more stubborn odors.
  3. Rinse well: After soaking, rinse the mug thoroughly with warm water. The lemon juice should have removed the odor and left a pleasant smell.

Method 3: Vinegar

Vinegar is a powerful cleaning agent that can also eliminate odors. Its acidic properties help to dissolve odor - causing substances. To use vinegar to clean a smelly mug:

  1. Dilute the vinegar: Mix equal parts of white vinegar and water in the mug. You can use about half a cup of each for an average - sized mug.
  2. Soak the mug: Let the mug soak in the vinegar - water solution for at least one hour. You can also cover the mug with a lid or plastic wrap to prevent the vinegar smell from spreading.
  3. Rinse thoroughly: After soaking, rinse the mug several times with warm water to remove the vinegar smell. You may notice a slight vinegar odor at first, but it will dissipate quickly.

Method 4: Hydrogen Peroxide

Hydrogen peroxide is a mild disinfectant that can kill bacteria and remove odors. It's especially useful for mugs that have a strong, musty smell. Here's how to use it:

  1. Prepare the solution: Mix one part hydrogen peroxide with two parts water in the mug. For example, if you use one tablespoon of hydrogen peroxide, add two tablespoons of water.
  2. Soak the mug: Let the mug soak in the hydrogen peroxide solution for about 30 minutes. Be careful not to let the solution come into contact with your skin for an extended period, as it can cause irritation.
  3. Rinse well: After soaking, rinse the mug thoroughly with warm water. The hydrogen peroxide should have killed the bacteria and removed the odor.

Method 5: Activated Charcoal

Activated charcoal is known for its ability to absorb odors and impurities. It has a large surface area with many tiny pores that can trap odor - causing molecules. To use activated charcoal to remove the smell from a mug:

  1. Place the charcoal in the mug: Put a few pieces of activated charcoal in the mug. You can use charcoal briquettes or activated charcoal tablets.
  2. Let it sit: Leave the charcoal in the mug overnight or for at least 12 hours. The charcoal will absorb the odors.
  3. Remove the charcoal: Take out the charcoal pieces and rinse the mug with warm water. The odor should be significantly reduced.

Prevention Tips

To prevent odors from developing in your mugs in the future, here are some tips:

  • Clean your mugs regularly: Wash your mugs after each use with warm water and mild dish soap. Make sure to dry them thoroughly before storing.
  • Avoid leaving beverages in the mug: Don't let coffee, tea, or other drinks sit in the mug for a long time. Finish your drink and wash the mug as soon as possible.
  • Use a mug with a lid: A lid can help prevent air and bacteria from getting into the mug, reducing the chances of odor development.

As a mug supplier, we offer a wide range of high - quality mugs, including Conical Mug, Ceramic Beer Mugs Personalized, and OEM Ceramic Cup. Our mugs are made from premium materials and are designed to be easy to clean and maintain.

If you're interested in purchasing our mugs or have any questions about odor removal or mug care, we encourage you to contact us for a procurement discussion. We're committed to providing you with the best products and services to meet your needs.

_20240307104723(001)Conical Mug

References

  • "Cleaning and Deodorizing Tips for Kitchenware." Good Housekeeping Institute.
  • "The Science of Smells: How to Remove Odors from Everyday Items." Scientific American.
  • "Natural Remedies for Cleaning and Deodorizing." Healthline.

Send Inquiry