How Long Does Baking Soda Last (And Why)?

How Long Does Baking Soda Last (And Why)?

Exact Answer: Up to 1 year

The hero ingredient in the culinary field, baking soda is an outstanding cleaning agent. You will also see the presence of baking soda in whitener and laundry uses. The shelf life of baking soda can be in between 6 to 12 months. It depends on the expiry date of the particular brand of baking soda the person is using.

The person can easily find out if the baking soda is good to be used or not. The rising of dough in baking recipes is because of this leaving agent. Baking soda will do an amazing job in preparing the baking dough with the proper texture of batter (or dough).

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How Long Does Baking Soda Last?

Baking SodaHow Long Does Baking Soda Last
Minimum shelf life6 months
Maximum shelf life12 months

Before using the baking soda, everyone should learn if the product is expired or not. Baking soda can get bad in 6 to 12 months. It depends on the manufacturer and the brand of baking soda. The rising of dough is done by baking soda, as baking soda is alkaline. The baking soda would definitely react with the acids to produce carbon dioxide.

The formation of carbon dioxide in the batter or dough would make the dough rise. This action of baking soda would help the baking recipes to come out with a better texture. The baking soda is also found in many crispy chicken fry recipes. This is because baking soda would be another beneficial ingredient for getting the crispy coating of fried foods.

Baking soda is a chemical product, and every chemical product would be good for a specific time period. With each passing day, the working effects of baking soda would start decreasing. Therefore, using fresh baking soda would give the best results for anything. After the baking soda is unsealed, it should be used in 6 to 12 months.

If the person tries to keep it for a long time, then the soda would go bad. There is very little chance that the baking soda would stay fresh and effective even after 12 months (or 6 months). There may be some baking soda with the chance to stay fresh even after 12 months but not more than 18 months.

Why Does Baking Soda Last This Long?

The lasting time for baking soda would depend on the storage of baking soda to some extent. Baking soda is a hydrophobic chemical product that needs to be stored properly. If not stored in a correct manner, then the baking soda may react with many other acidic ingredients near it.

Find a dry place for storing the baking soda where the temperature would be cool. The baking soda should not be stored in the freezer as it should be away from moisture. The contact of moisture with baking soda would destroy its properties and value. Once you open the baking soda, try to note the opening date.

If the opening date would be noted by the person then it would be easier for predicting the expiry date. The shelf life of baking soda will be long if the product is stored away from heat. Use an airtight container for storing the unsealed baking soda. The baking soda will not show any actions if no acidic compound is present in the dough.

Therefore mixing baking soda with some vinegar would be extremely effective to trigger the powerful reaction of the soda. Be careful, while doing experiments with baking soda as the fizzy bubbles produced by the baking soda would come out instantly. Baking soda can be used in many other ways, such as cleaning the skin of the turkey.

Always try to purchase a good baking soda brand, as it will be of high quality.


The baking soda would last around 12 months (1 year) if it is stored in the perfect place. The baking soda can work for cleaning even if it is beyond expiry. Don’t throw the baking soda but use it for some other purposes.


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Hi! I'm Nidhi.

Here at the EHL, it's all about delicious, easy recipes for casual entertaining. So come and join me at the beach, relax and enjoy the food.

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