How To Stretch Baking Soda (and Replace Several Household Products)

Most households use baking soda for one or two things, then toss the rest. With a simple rotation system, you can use every box longer and maybe skip buying other single-purpose products.

TDS Money-Saving Strategist: Andrea Norris-McKnight | posted June 2026

Small savings reminder: These tips alone won't save hundreds of dollars. But a collection of small savings habits working together is often what makes a tight budget easier to manage..

Baking soda is one of the least expensive products in your home—and one of the easiest to underuse.

Most people keep a box for baking and maybe one in the fridge. Then they buy separate products for cleaning, deodorizing, laundry and more.

A simple rotation system can help you get more value from every box.

A Simple Way To Make One Box Do More

A reader shared this habit:

“I start with a fresh box of baking soda with my baking supplies. After a month or two, I open another fresh box and use that for baking and put the older box in the refrigerator. The next time a new box is opened, the freshest box is for baking, the older one is for the fridge and the oldest goes out in the laundry area. I add a shake to my dirtiest loads to help get them clean.” — Jen

This kind of rotation keeps baking soda working for you at every stage instead of tossing it after one job.

Think of it as a use-it-until-it’s-done system:

Newest box: baking
Middle box: deodorizing (fridge, freezer)
Oldest box: cleaning and laundry

What Baking Soda Can Replace in Your Budget

Instead of focusing on dozens of random uses, it helps to think in terms of what you don’t have to buy.

1. Cleaning Products

Baking soda can stand in for several basic cleaners:

Scouring powders
Sink and tub cleaners
Light grease-cutting cleaners

It’s not for every job, but for routine scrubbing, it can replace a dedicated product.

I have spent countless hours scrubbing my ceramic cooktop, trying to remove all the burnt-on food residue. I’ve used the commercial cleaner that came with my stove, SOS pads and even the Mr. Clean Magic Erasers. I finally poured baking soda on the stuck-on food, dampened it with water to make a paste and let it sit for about 15 minutes. The burnt food came off in one wipe! I am now a true believer in the power of baking soda! I’ve saved money, time and elbow grease.
Shannon

2. Laundry Boosters

Before buying specialty boosters or additives, try baking soda.

It can help:

Reduce odors in heavily soiled loads
Support detergent performance
Freshen towels, workout clothes and everyday laundry

A simple shake in the wash often does the job.

I like the washing power of name-brand soaps, but I can’t afford them. So I mix my powder laundry soap (a 63-load box) with 12 pounds of baking soda. I can’t tell the difference in cleaning power. My mom said that baking soda softens the water and allows a smaller amount of soap to clean more effectively. I’m not sure why, but I know it works, and it’s much more affordable.
Barb

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3. Air Fresheners and Deodorizers

Many odor-control products are just doing what baking soda already does.

You can skip buying:

Fridge and freezer deodorizers
Closet and shoe fresheners
Carpet powders
Trash can deodorizers

Place an open box or a small container of baking soda where odors tend to build up.

Does your carpet stink? Our carpet had a combination of dog and kid odors. I found a perfect solution. I mix one teaspoon of any sweet-smelling spice with 16 ounces of baking soda, then sprinkle it on my carpet using an old, clean Parmesan cheese can. I leave it on for an hour and then vacuum. I adjust the amount of spice to achieve the fragrance I prefer. I usually do it before we have guests.
Leah

4. Pet Odor Products

For homes with pets, baking soda can replace:

Carpet deodorizers
Litter box fresheners (a light sprinkle helps control odor)
Pet area odor powders

It’s a low-cost way to manage smells between deeper cleanings.

I have two indoor cats that use the same litter box. Instead of buying expensive deodorizing kitty litter, I pour baking soda into the pan and then pour the cheap litter on top. The baking soda is harmless and reduces the odor. And, if I am not mistaken, it is the main ingredient used in most of the expensive deodorizing brands of kitty litter on the market.

A big box of Arm and Hammer baking soda will go a long way and it’s pretty inexpensive as well.
Nancy H.

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5. Dental Extras

Baking soda has long been used for simple dental care.

It can replace or reduce the need for:

Tooth whitening products
Breath fresheners

It’s not a full replacement for toothpaste or regular care, but it can cut down on extras.

I was having my teeth cleaned and asked the tech about using baking soda on my teeth and whether it would harm them. She provided a paper chart that was printed from this dental website.

I was surprised that baking soda was so low on the toothpaste abrasiveness list. I started using toothpaste in the morning and evenings and baking soda after dinner (so much less expensive).
Katie

6. Antacids (Occasional Use)

Baking soda has been used as a simple antacid.

Some people use it occasionally instead of buying over-the-counter options, but it’s important to use it sparingly and check with a professional if you have health concerns or take medications.

7. Specialty Odor Products You Don’t Need

Once you start looking, you’ll notice how many products are designed to do one thing—absorb odors.

Baking soda can often replace:

Refrigerator packs
“Odor eliminator” tubs
Shoe inserts
Small room freshening products

Instead of buying expensive foot powders or charcoal inserts for less-than-fragrant tennis shoes, try adding a teaspoon or two of baking soda to the offending shoes before wearing them. I tried this with my husband’s work shoes and it worked like a charm! Now we just add a little baking soda every month to keep them smelling fresh all year.
Deborah B.

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How To Get the Most From Each Box

A few simple habits can stretch your supply:

Rotate, don’t toss: Move each box to a new job instead of throwing it away.
Use small amounts: You don’t need much for most uses.
Keep one box where you’ll use it: Laundry room, under the sink, or near pet areas.
Label older boxes: Mark them “cleaning” or “laundry” so they don’t go back into food use.

What Baking Soda Shouldn’t Replace

Even a versatile product has limits. Baling soda is:

Not for every surface (can scratch delicate finishes)
Not a disinfectant
Not a substitute for all dental care
Not for frequent internal use without guidance

Use it where it works well and skip it where it doesn’t.

Where the Savings Add Up

Replacing just a few items can quietly cut spending:

$5–$10 carpet deodorizer
$5–$15 laundry booster
$3–$8 odor products

One $1–$2 box of baking soda can handle all three.

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About the Author

Andrea Norris-McKnight is the Money-Saving Strategist behind The Dollar Stretcher.

She helps people on tight budgets cut everyday costs, build steadier money habits and create a little breathing room—without guilt, gimmicks, or unrealistic advice.

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