How to Get Smell Out Of Shaker Bottle! 5 Easy Ways To Stop Ass-Like Blender Bottle Smells Forever

blender bottle smellsWe’ve all experienced those dreaded blender bottle smells. You’ve wondered how to get the smell out of your shaker bottle as the stench makes your eyes water.

Well im going to tell you why your protein shaker smells bad (and how to prevent it) as well as show you how to get the smell out of your shaker bottle.

Why Does My Protein Shaker Stink?

When you mix up any lactose based protein supplement with water or milk, if left for a long time, it goes off.

Most protein supplement brands will advise that a shake should be consumed within 20 minutes of mixing. Some types of protein powder might even smell worst than others… im looking at you hydrolysed protein.

Your protein shaker smells bad because of the bacteria that forms from your left over protein shake. A shaker bottle is the perfect environment for bacteria to thrive. It’s warm, moist and the left over protein makes your blender bottle a huge germ party.

This bacteria is what contributes to the rancid odor you smell when you open a dirty shaker bottle that’s been left sitting.

How many times have you drank a post workout shake, then thrown your shaker bottle to the bottom of your gym bag, or onto the backseat of your car and forgotten about it.

A dirty shaker bottle allows bacteria to grow and collect, which puts you at a greater risk of getting sick if you use a bottle that hasn’t been properly cleaned.

If you don’t wash your shaker after you’ve had your protein drink, it’s going to smell really bad, really quick.

So if you’ve drank a post workout shake, then thrown your blender bottle back in your bag and forgot about it…

Don’t be surprised when protein shaker smells bad.


blender bottle stinks


Even if you wash your shaker cup, but not properly, and don’t dry it, then the remaining residue or drips of protein shake will be enough to allow bacteria to grow and cause rancid protein shaker smells.

In this article im going to show you how to clean a protein shaker bottle, and get the smell out of your blender bottle.

How to Get the Smell Out Of Your Shaker Bottle

1. Let your shaker bottle steep in vinegar water.

  1. Pour some boiling water into a bowl.
  2. Add some vinegar.
  3. Remove the lid from your protein shaker.
  4. Place both parts into the boiling water.
  5. Let it sit for an hour or so.

The water should smell all kinds of funky right about now. Remove your shaker cup from the bowl and voila. Now you know how to get the smell out of a blender bottle and how to clean your proteins shaker a blender bottle

2 – The Baking Soda Shake

Fill your shaker with warm-hot water. Add a teaspoon of baking soda, and then shake it up as you would a regular protein shake.

Warning… do not drink.

Pour this out, then give it a quick rinse. Fill it back up with hot water, and let it sit for an hour or so.

This should have got rid of that foul odor that was partying inside your shaker.

3 –  Wash It After Every Use

That’s she said – right? I digress….

Sure we sometimes forget. We’re not all Rainman.

But if you find yourself drinking your protein shake, and not washing your shaker out of laziness, then change this habit now.

If you’ve gone out of your whey (pun intended) to actually order yourself some supplements, calculate your macros to ensure that you’re eating enough to build muscle, and bust your ass in the gym, then washing a shaker is no effort at all.

How do you clean a protein shaker bottle

After you’ve had your protein shake, put it under the a hot tap. Fill your shaker bottle with hot water and rinse it out. Fill it back up, put the lid on and shake it.

Pour this water out, and rinse it out once more.

Can you put hot water in a shaker bottle?

Yes – as long as it is not too hot. Warm water is fine. DO NOT pour boiling water into a shaker and put the lid onto shake it. The pressure will make water leak out and could cause the lid to explode off.

cleaning a protein shaker

4 – Dry It Thoroughly

It should go without saying, but a lot of people don’t do this.

Just washing it isn’t enough. The moist can make your blender bottle smell funky, especially if you leave the lid on.

Grab a tea towel and make sure that you get the bottom bone dry.

5 – Buy a New One

Ok so this one isn’t so much of a “method” as it is a suggestion. If your protein shaker stinks, you could always buy a new one.

Don’t be a mug and buy one from Tesco or Asda though. The damn things cost about £6 each.

No thanks!

You can get them from any of the online supplement suppliers, and my protein discount codes quite often let you get a free shaker with your order. They’re pretty much the same, so it doesn’t matter if you get it from The protein works, GoNutrition, Myprotein or Sci-Mx.

Just get one from wherever you order your supplements from. At most you’ll pay £1.99 for one.

How long do shaker bottles last?

A shaker bottle can last 6 months if you wash and dry it properly after each time you use it. Following our advice about on how to clean a protein shaker will ensure your shake bottle lasts for a long time.

What is the ball in a shaker bottle for?

A shaker ball is used to help mix protein powder with milk or water and remove any “clumping” and lumps of protein powder. The ball in a shaker bounces are the blender bottle and breaks down the powder into a smoother consistency.

Do you leave the ball in a blender bottle?

After drinking your shake, remove the shaker ball and clean it using our tips above. Once you have cleaned your shaker bottle, you can leave the ball in your blender bottle.

How do you use a shaker bottle without a spring?

You can use a shaker bottle without a spring or shaker ball by simply adding liquid to your protein powder and mixing it vigorously. If your protein shake is lumpy, you may benefit from adding a shaker ball or spring to your shaker bottle to make smoother protein shakes.

How Clean is Your Shaker?

So if you’re protein shaker smells like rotten ass, then follow any of the above tips to get it smelling like normal.

If it smells really, really bad…. then share your protein shaker horror story with me over on Twitter, Facebook or down in the comments below!


Adam Foster is an aspiring bodybuilder, and has been training since a teenager. As the founder of the website & youtube channel 'Shreddybrek' he shares his experiences and knowledge via informative videos and articles. Get in touch if you have any questions!

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