How to Get Smell Out of Protein Shaker: Quick & Easy Tips

protein shaker bad smell 2

ListedFit is reader-supported. When you buy through links on our site, we may earn a small commission.

Protein shakers are a must-have for fitness enthusiasts and athletes who rely on protein shakes for a quick boost in energy and muscle recovery.

These handy bottles make it easy to mix and consume your favourite protein powders on the go.

But if not cleaned properly, they can develop an unpleasant smell that’s hard to ignore. This odour is caused by the residue of protein powder and the microbes that grow in the damp environment.


The key to preventing a smelly protein shaker is regular cleaning and proper storage.

In this article, we will discuss various methods for keeping your protein shaker fresh and odour-free.

From prevention measures to step-by-step cleaning guides, we will provide a comprehensive guide for maintaining your shaker’s cleanliness.

By following these tips, you can ensure that your protein shaker remains a pleasant and useful tool for your workout routine.

Key Takeaways

  • Regular cleaning and storage prevent odours in protein shakers
  • Simple household items can be used to remove smells
  • Advanced cleaning methods may be needed for stubborn odours

Why Does My Protein Shaker Smell So Bad?


A protein shaker’s horrid stench often results from the combination of leftover protein shakes and moisture. Protein shakes contain ingredients that bacteria and mould thrive on, leading to that unpleasant smell when the shaker isn’t cleaned properly.

Some of the key culprits contributing to bad odours in gym shaker bottles include Staphylococcus aureus and Escherichia coli. Additional microorganisms, like Proteus Vulgaris, Acinetobacter sp., Pseudomonas, and Serratia, are also found in used shaker bottles. These bacteria are responsible for that nasty whiff, so the importance of appropriate cleaning is clear.

Protein shakes are a popular fitness and nutrition choice for muscle growth and general health maintenance. They often contain protein powder, mostly made from whey, which has a tendency to cling to the shaker’s surfaces. This residue, if not washed away promptly, provides the perfect environment for bacteria and mould to multiply, causing the signature bad smell.

Moreover, protein shakers are commonly used in settings with elevated moisture levels, such as gyms and sports centres. Moisture, combined with the protein powder residue, creates the ideal breeding ground for microorganisms. The longer the residue and moisture sit in the shaker, the worse the smell becomes.

Prevention Measures to Avoid Bad Smell

It’s essential to take some simple prevention measures to keep protein shakers odour-free. By following these tips, one can avoid the unpleasant smells and enjoy fresh-smelling shakes every time.

Firstly, always clean the protein shaker thoroughly as soon as possible after using it. This helps to prevent residue from settling in and causing unpleasant odours. Use warm water and a mild detergent to scrub all parts of the shaker, including the cap and lid. Avoid using strong detergents or bleach, as these may cause damage to the plastic or stainless steel surfaces.

To ensure proper drying, they should air-dry the shaker and its parts completely. After cleaning, leave the shaker disassembled, allowing the lid and bottle to dry separately. This prevents any moisture from being trapped, which can lead to mould growth and bad smells.

When it comes to storing the protein shaker, make sure it’s stored in a cool, dry place with the lid loosely attached. This allows air to circulate and keeps smells at bay. Avoid leaving the shaker in damp or humid environments, such as gym bags or closed cupboards, where unwanted scents can develop.

Choosing the right material for your protein shaker also plays a role in odour prevention. While plastic shakers are cheaper and lightweight, they can retain smells more easily than stainless steel shakers. Opting for a stainless steel shaker may be a more effective way to keep smells at bay, as it’s less porous than plastic.

protein shaker bad smell 3

Step-by-Step Cleaning Guide for Protein Shakers

Cleaning a protein shaker doesn’t have to be a dreaded task, and with this easy-to-follow, casual guide, you’ll have those pesky smells banished in no time. All you need to do is follow these simple steps:

  1. Dismantle the protein shaker: Start by taking apart your protein shaker, separating all the components like the lid, mixing ball, and any seals. This helps you clean every nook and cranny properly.
  2. Rinse with hot water: Give each part a quick rinse under hot running water. This will remove any leftover residue and make the subsequent cleaning process more effective.
  3. Prepare a soapy solution: Fill your sink or a basin with hot water and add a few squirts of dish soap. Mix the water and soap together to create a sudsy solution for cleaning the protein shaker.
  4. Soak the components overnight: Submerge all the shaker parts in the soapy water and leave them to soak overnight. This will help loosen any stubborn stains or residue.
  5. Scrub carefully: Bring out your arsenal of cleaning tools, such as a bottle brush, pipe cleaner, steel wool, or sponge. Use these to clean the protein shaker components thoroughly, paying extra attention to any grooves or hard-to-reach areas.
  6. Rinse thoroughly: Once you have scrubbed and cleaned your protein shaker, rinse each part under running water to remove any soapy residue.
  7. Air dry: Ensure that all the components are properly dried before reassembling your protein shaker. Air drying is the best option, as it prevents any dampness or bacteria from forming in the bottle.
Helpful Video

How to Get Smell Out of Protein Shakers – Using Common Household Items

  1. Vinegar Method
    One simple way to get rid of smells from protein shakers is by using vinegar. White vinegar is an effective deodorizer that can help remove lingering odours.

    Fill the protein shaker halfway with warm water and add a few tablespoons of white vinegar. Let it soak for about 30 minutes, then thoroughly rinse the protein shaker with water.

    Don’t forget to clean all the removable parts of the shaker as well to ensure proper cleaning.
  2. Baking Soda Method
    Another common method to eliminate unwanted smells from protein shakers is by using baking soda. Baking soda is a natural odour absorber and can help neutralise any unpleasant scents.

    Add a tablespoon of baking soda to the protein shaker and fill it with warm water. Allow it to soak for a few hours or even overnight.

    After soaking, scrub the shaker with a brush, ensuring to clean all parts, and then rinse thoroughly with water.
  3. Lemon Juice Method
    Lemon juice is another household item that can be effective in removing smells from protein shakers.

    Lemons contain natural acids that can help break down residue and neutralise unpleasant odours.

    To use this method, pour a few tablespoons of lemon juice into the protein shaker and add warm water.

    Allow the mixture to sit for about 30 minutes, then scrub the shaker, paying attention to all parts, and rinse well with water.
  4. Denture Tablets Method
    Lastly, denture tablets can also be used to effectively clean and deodorise protein shakers.

    They contain cleaning agents that can help break down and dissolve residue, leaving your shaker smelling fresh.

    Fill your protein shaker with warm water and drop in 1-2 denture tablets. Allow the tablets to dissolve and soak in the shaker for about 30 minutes.

    Once soaked, scrub the shaker and ensure all parts are cleaned as well. Rinse thoroughly with water.

By using one or a combination of these methods with common household items, you can effectively remove the smells from your protein shakers, ensuring they stay fresh and clean for future use.

protein shaker bad smell

Advanced Cleaning Methods for Stubborn Odours

  1. Dishwasher Method

    For those with a dishwasher at home, this method can be quite effective in removing stubborn odours from protein shakers.

    Disassemble the shaker, place all parts on the top rack of the dishwasher, and run the washer on a regular cycle.

    Make sure to use a quality detergent and rinse aid for best results. Once the cycle is complete, allow the shaker to air dry thoroughly before reassembling.
  2. Boiling Water Method

    Boiling water can also help to remove persistent odours from a protein shaker. Start by dismantling the shaker and placing all the parts in a heatproof container.

    Fill the container with boiling water and let the shaker components soak for about 10 minutes.

    Take caution while handling hot items and consider using tongs to remove parts from the container. Once done, scrub the shaker parts with a brush or steel wool, rinse thoroughly, and air dry entirely.
  3. Hydrogen Peroxide Method

Lastly, hydrogen peroxide can be a potent ally in the fight against stubborn protein shaker smells. Begin by disassembling the shaker and soaking all pieces in a mixture of equal parts water and hydrogen peroxide for 20-30 minutes.

The solution will help to break down and lift away any lingering odours.

After soaking, give the shaker parts a good scrub with a suitable brush, followed by a thorough rinse under running water. As always, make sure to let all parts air dry properly before reassembly.

Are There Protein Shakers That Don’t Stink After Use?

If the above tips don’t work, then it might be time to get a new protein shaker bottle. The good thing is that now you know how to prevent the next one from smelling bad!

Top 3 Odorless Shaker Bottles

The key is to find a shaker that is made from a material that doesn’t absorb odor.

Some manufacturers label their shakers as ‘odorless’, these are usually stainless steel shakers but there are some plastic shakers that don’t absorb odor as well.


Strada Shaker Stainless steel

  • Surgical grade stainless steel
  • n
  • Double-wall vacuum insulation
  • n
  • Made from high-quality BPA and phthalate-free materials
  • n


  • Made Of Food-Grade Tritan Material
  • n
  • Wide mouth makes it easy to add mix scoops and liquids
  • n
  • Easy-to-clean design
  • n

SportMixer Twist BPA FREE

  • 28-Ounce capacity
  • n
  • Foldaway loop for portability without bulk
  • n
  • Textured grip
  • n

Frequently Asked Questions

Why does my shaker bottle smell bad?

When a protein shaker is left unwashed, moist residue of protein powder can create an environment for bacteria and mould to grow, leading to unpleasant odours.

How do I deodorise my shaker bottle?

There are multiple ways to deodorise your shaker bottle. One of the easiest methods involves washing it with warm water, soap, and using a bottle brush to scrub away any protein residue.

Alternatively, presoaking it in natural disinfectants and deodorisers like vinegar or lemon juice can help eliminate odours.

Should I wash my shaker after every use?

To prevent bacteria growth and avoid unpleasant smells, it’s recommended to wash your protein shaker after every use, ideally with warm water and soap.

Are protein shakers smell-proof?

Protein shakers are not entirely smell-proof. However, many shakers come with tight-fitting lids and seals, which help minimise odour leakage.

Washing the shaker thoroughly after each use will reduce the chances of developing foul smells.

How do you clean a protein shaker with baking soda?

To clean a protein shaker with baking soda, fill the bottle with warm water, add a tablespoon of baking soda, and shake it well.

Let it sit for a few hours or overnight, then rinse thoroughly. This method is effective in neutralising odours and deodorising your shaker bottle.

How to remove protein shake smell from carpet?

If you’ve spilled a protein shake on the carpet, act quickly by blotting the area with a clean cloth. Mix warm water and a few drops of dish soap, then use a sponge to dab the affected area.

Next, use a mixture of equal parts water and white vinegar to dab the area and neutralise the smell. Finally, blot the carpet with a clean cloth and leave it to air dry.


Avatar of Danny Loeb
Danny Loeb
Danny Loeb is a qualified Personal Trainer, Fitness Model and Writer. He enjoys blogging about health and fitness, messing around with Photoshop, and sharing his experiences with everyone.

This post may contain affiliate links that at no additional cost to you, the site may earn a small commission. We only recommend products we would use ourselves and all opinions expressed on this site are our own.

General Advice:
The information provided in this article is for general informational purposes only. It is not intended as a substitute for professional advice. Always consult with a qualified healthcare professional before starting any new diet, exercise program, or making changes to your health routine.

Accuracy Advice:
While we strive to provide up-to-date and accurate information, the content in this article may not reflect the most current research or medical guidelines. We encourage readers to do further research and consult with professionals for more personalized advice.

Our Recommendations:
The products and services mentioned in any of our articles are recommended based on our independent research and personal experience. We are not sponsored by any company. We aim to suggest products and services we believe are of high quality and could be beneficial to our readers.

Similar Posts

Leave a Reply

Your email address will not be published. Required fields are marked *