How to wash plastic containers from yellowness and grease at home

  Время чтения 7 минут

Plastic containers are an integral part of kitchen life. They are ideal for storing food, but over time they can turn yellow and become coated with grease, making them unattractive. The question often arises of how to wash plastic containers from yellowness and grease so that they look like new again and also remain safe for health. The answer lies in using readily available ingredients and simple home methods.

Causes of Contaminated Plastic Containers

Many factors influence the appearance of yellow residue and greasy stains on plastic containers. How to get rid of yellowness on plastic at home? Solving this problem begins with understanding the reasons for its appearance, which often lie in a reaction to certain types of food, long periods of use and improper cleaning.

Yellowishness on plastic

Tomato sauces, curries and others Pigmented products, when in prolonged contact with plastic, cause yellowing. Therefore, users sometimes wonder how to wash a plastic container from old fat and at the same time eliminate yellowness.

Grease and odors

Fats from food are absorbed into the pores of the plastic, leaving greasy stains and unpleasant smells. Regular cleaning and attention to materials that may react with plastic will help combat old grease.

Methods for cleaning plastic containers

To restore containers to their original appearance, many housewives use time-tested home remedies :

  1. Using Baking Soda – Baking soda is a natural and safe cleaner that is effective against yellowing and stubborn grease.
  2. Using Vinegar – Vinegar is another great product in the fight against pollution. It helps remove stains and deodorize containers.

It is important not only to know how to wash old grease from a plastic container, but also how to prevent its re-formation. By regularly cleaning containers immediately after use, you significantly increase their service life and safety.

IngredientAmount for pasteAmount for solution
Baking soda3 tablespoons
WaterA few drops to thicken the paste500 ml
Vinegar500 ml
Citric acid2 teaspoons

Note: All mixtures should be used immediately after preparation; storage is not recommended.

The process of how to sterilize a plastic container also includes the use of vinegar. Sterilization will kill germs and help keep containers safe and hygienic.

The cleaning process should not only be effective, but also gentle so as not to damage the plastic itself. There are proven methods for combating problems such as stubborn grease and stubborn yellowing that will allow you to keep your containers in perfect condition for many years.

Using Citric Acid

Citric acid is known for its bleaching properties. properties. Try soaking the container in a solution of water and citric acid, this will not only help get rid of yellowness, but also fatty deposits. Leave the container in the solution for several hours and then rinse thoroughly.

Effects of Hydrogen Peroxide

Hydrogen peroxide is an excellent bleaching and disinfecting agent. Pour some peroxide onto a sponge and gently scrub the stained areas. Additionally, you can soak the containers in a solution of water and peroxide for several hours for a deeper cleaning.

Preventing container contamination

  1. Immediately after use, rinse the containers in warm water.


  2. Avoid storing foods with strong pigments or fatty sauces in containers for a long time.

Rules for using containers

Using plastic containers requires following some simple rules, which will help avoid their rapid wear. Never heat food in a microwave with a plastic lid. Lids should be washed separately to minimize exposure to high temperatures.

Storing Containers

Storing plastic containers also affects their condition. It is best to store them in a dry place, avoid unnecessary heat and do not place heavy objects on top to avoid deformation.

Tips for caring for plastic containers

  • Regular cleaning – Don’t leave stains on for a long time, the sooner you remove them, the better.
  • Deep clean once a month – Schedule time for a more thorough cleaning of your containers, to prevent the accumulation of grease and dried food.


To summarize, keeping plastic containers clean does not require much effort or expense. The key is regularity and using the right cleaning methods. By keeping a few simple tips in mind and using homemade cleaners such as baking soda, vinegar, citric acid and hydrogen peroxide, you can easily get your plastic containers clean and fresh again.

Frequently Asked Questions

Question:Are plastic containers dishwasher safe?

Yes, many plastic containers are dishwasher safe. However, make sure they are labeled dishwasher safe and place them in the top tier to avoid warping due to heat.

Question: How to prevent plastic containers from turning yellow on contact with tomato sauces?

Coating the inside of the container with a little olive oil before using can help minimize redness from tomato sauces. It is also useful to rinse the container with cold water immediately after use.

Question: What should you do if the odors in the container do not dissipate?

Soak the container in a solution of baking soda or vinegar overnight . These substances absorb and neutralize most odors.

Question: Is it possible to use bleach to clean plastic containers?

Using bleach is possible, but it should be done carefully and only if the containers heavily polluted. Always dilute the bleach with water and rinse the container thoroughly after using the chemical. Then dry thoroughly in air.

Question: Are there special products for cleaning plastic containers from grease?

There are specialized detergents on sale for plastic surfaces that are effective in eliminating with greasy spots. However, natural remedies such as vinegar and baking soda are often just as effective and safe for health and the environment.