Why put baking soda in the fridge?

Author: Prof. Alexie Kuhn  |  Last update: Monday, September 1, 2025

Baking soda is a natural deodorizer that can help absorb and neutralize mild odors inside the refrigerator. Adding an open box of baking soda to one of the interior shelves of the refrigerator can minimize unwanted odors. Depending on what's causing the smell, baking soda may take up to three days to remove odors.

Does baking soda in the fridge really work?

But contrary to the story we've all been sold, baking soda doesn't make your fridge smell better by “absorbing” unpleasant food odors. In fact, according to Anthony Rojas, senior academic professional in the School of Chemistry and Biochemistry, the neutralization actually happens outside the box.

Why do Americans keep baking soda in the fridge?

  • Hi, the baking soda box in the fridge is to absorb odours from any food stored on the fridge without being inside a container.
  • Without the baking soda storing a piece onion would ruin the flavour of a piece of cake or those grapes in the crisper as there is airflow between the compartments.

Does baking soda actually deodorize?

Baking soda is probably one of the most useful tools in eliminating odors from your home. Instead of masking odors like air fresheners and candles, baking soda absorbs and neutralizes them. It has a reputation for being one of the best carpet deodorizers.

Does baking soda get rid of urine smell?

Baking soda naturally neutralizes odors. Sprinkle it liberally on the damp area or even an old urine stain, and work the powder gently into the fibers of any fabric, rug or carpet. Let the baking soda sit overnight for maximum odor absorption, then vacuum it up to remove the smell completely.

How to Freshen Your Refrigerator With Baking Soda

What is the most powerful odor eliminator?

ELIMINATE TOUGH ODORS WITH EASE - Quality Chemical Tropic Breeze is the most powerful dry air freshener and odor eliminator on the market. Say goodbye to unpleasant smells and hello to long-lasting freshness with just a few sprays.

Why do people keep open baking soda in the fridge?

Baking soda is a natural deodorizer that can help absorb and neutralize mild odors inside the refrigerator. Adding an open box of baking soda to one of the interior shelves of the refrigerator can minimize unwanted odors. Depending on what's causing the smell, baking soda may take up to three days to remove odors.

How often should I replace baking soda for odor?

Why have you changed the instructions from “change every 3 months” to “change every 30 days?” The new 30-day change message is based on our continuing research efforts to understand the process of odor elimination and odor generation. After 30 days, Baking Soda has adsorbed many of the odors in the fridge.

What do baking soda and vinegar do?

Mixing vinegar and baking soda causes an immediate chemical reaction. This reaction forms water, sodium acetate (a salt) and carbon dioxide – the fizzy part. The amount of carbon dioxide gas that is produced from baking soda is remarkable – one tablespoon (around 18 grams) can release over five litres of gas!

How to absorb odors in a room?

You can use baking soda, dry or dissolved in water, to absorb odors and get rid of bad smells for good. Sprinkle baking soda on heavy furniture, like mattresses, sofas, chairs, and carpets. Let the powder sit for at least an hour.

Is there a difference between fridge baking soda and regular baking soda?

Refrigerator baking soda is the same as regular baking soda; the difference is it's packaged in a breathable box to tackle odors. Anyone who has encountered months-old kimchi knows some scents remain long after the food is gone.

What is the best fridge deodorizer?

The Best: Remodeez Aqua Refrigerator Deodorizer

This means that a single Remodeez will last much longer than anything full of baking soda (though the baking soda models can be refilled). Basically, you only need to replace it every six months—which is about five months and 27 days longer than your oldest leftovers.

Where is the best place to put baking soda in the fridge?

If the contents of your refrigerator are extra pungent, or if you want faster results, think outside the box and place smaller containers of baking soda on every shelf.

Can I add baking soda to my laundry?

You can add baking soda to your laundry routine to brighten clothing and neutralize odors. Or, make a paste to use as a gentle abrasive to help break up tough soils like makeup, crayon and and ink.

Does baking soda absorb odors in shoes?

Baking soda is so effective as a shoe odor eliminator that it's a key ingredient in many commercial products made for deodorizing shoes. The kitchen staple works by normalizing pH levels and absorbing odors. To use it at home, sprinkle some baking soda along the footbeds of your shoes and let it sit overnight.

Does baking soda clean or just deodorize?

Baking soda is one of the most effective natural cleaners to use in your home. While it can do everything from eliminate stains on clothes to remove soap scum in your shower, one of the most well-known uses for baking soda is odor removal.

Does leaving a bowl of vinegar absorb odor?

Overall, vinegar is an effective and natural option for odor absorption, providing noticeable results within a short time frame. Placing a vinegar bowl in your car can help absorb and neutralize foul odours.

How to remove body odor permanently naturally?

You asked, we answered: Can you cure body odor permanently?
  1. Showering daily.
  2. Reducing or removing spicy foods.
  3. Using antibacterial soap or surgical scrub in sweat-prone areas.
  4. Eliminating your use of stimulants, including caffeine.
  5. Reducing stress.

Does baking soda go bad if not refrigerated?

The Food Marketing Institute's "The Food Keeper" recommends storing unopened baking soda at room temperature for 18 months. After opening, store at room temperature for 6 months for best quality.

Does baking soda absorb urine odor?

Baking soda is great at removing the smell of urine. To draw out a stubborn odor with baking soda, you'll need: Baking soda. Distilled white vinegar.

How long does it take baking soda to remove odor?

Let the shoes sit with the baking soda inside for at least 24 hours. This will give the baking soda ample time to absorb the odors and neutralize any bacteria. After 24 hours, shake out the baking soda into the trash or sink.

What do nursing homes use to get rid of urine smell?

Hospitals, nursing homes, health care clinics, and other facilities have relied on ZORBX® as the guaranteed odor remover for urine, bile, human waste and other body fluids. Try it and Start Enjoying The Sweet Smell of... Nothing.

What is the hardest smell to get rid of?

Some of the hardest and worst smells to get rid of are pet odours, mold, and cigarette smells.

What is the best odor eliminator for good housekeeping?

11 Best Odor Eliminators of 2024, Tested and Reviewed by Cleaning Experts
  • Best Overall. Clorox Disinfecting Mist. Read more.
  • Best Value. Febreze Odor-Fighting Air Freshener. Read more.
  • Best for Bathroom Odors. Poo-Pourri Before-You-Go Toilet Spray. Read more.

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