Can expired hydrogen peroxide still be used?

Many times, some things we use in our daily life are medical things, such as hydrogen peroxide. It seems that we don't need it. In fact, there are many places in our lives. Do you know where the role of hydrogen peroxide is reflected? Do you know how to wash your ears with hydrogen peroxide? Some people will use hydrogen peroxide for beauty, so let's take a look at the precautions of hydrogen peroxide whitening.

The role of hydrogen peroxide

In fact, hydrogen peroxide is used in many places in daily life, such as wound cleaning, beriberi treatment, ear washing, tooth whitening and so on. Many life tips are inseparable from hydrogen peroxide, so let's see what other tips are available.

1, clean the wound

This is the most common use of hydrogen peroxide.

2, get rid of acne and abscess

If you have acne on your face, you can dip a cotton swab in diluted hydrogen peroxide once a day to diminish inflammation. You can see significant changes immediately.

3. Treat oral ulcers

It is very normal to have oral ulcers every day. At this time, you can rinse your mouth with diluted hydrogen peroxide for only half a minute, and then rinse your mouth with clear water once. Oral ulcers can be relieved in a few days.

Step 4 get rid of bad breath

When you encounter bad breath that can't be improved by brushing your teeth, rinse your mouth with diluted hydrogen peroxide for half a minute to eliminate unhealthy organisms in your mouth. Once a week.

5, in addition to athlete's foot

Mixing hydrogen peroxide with water in the ratio of 1: 1 and applying it to feet can cure fungal infection of feet.

Step 6 relieve ear blockage

Dropping a few drops of hydrogen peroxide into the ear can reduce the ear infection and blockage caused by a cold.

Step 7 Wash your ears with hydrogen peroxide

Hydrogen peroxide is also very useful for washing ears. To remove the dirt in the ear and ensure the health of the ear, just dip a cotton swab in a little hydrogen peroxide, then gently turn it in the ear, clean it up, and then change a cotton swab and clean it up.

8, reduce sinus infection

Mix 3% hydrogen peroxide with water according to the ratio of 1: 1, put it in a spray bottle and spray it on the nose.

9. Relieve toothache

Toothache is unbearable. You can rinse your mouth with hydrogen peroxide, which can help kill the bacteria that cause pain.

10, body detoxification

Adding about 1.8 liters of hydrogen peroxide in the bath can help the body eliminate toxins.

1 1, whitening teeth

Rinsing your mouth with hydrogen peroxide for half a minute can not only remove bad breath and ulcers, but also whiten your teeth!

12, making toothpaste

If you are worried about the chemical composition in toothpaste, you can mix baking soda with hydrogen peroxide to make natural toothpaste without additives.

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13, deodorant

Mix hydrogen peroxide and detergent according to the ratio of 1:2, and summer will be no longer embarrassing.

14, cleaning contact lenses

Hydrogen peroxide can be used to clean contact lenses to eliminate accumulated protein.

15, bright white nails

Soaking a cotton ball in hydrogen peroxide and wiping your nails with it can make your nails cleaner and whiter.

Correct use of hydrogen peroxide to whiten and remove spots

First, use hydrogen peroxide to whiten the face.

How do women whiten their skin with hydrogen peroxide? What are the correct skin care methods? After cleansing, apply a clean handkerchief or towel to your face with hydrogen peroxide for 3-5 minutes each time, 1-2 times a day for 7- 10 days, which will have a good whitening effect. This is also the whitening method of star Jaina Jun.

Expert comment: it will have strong irritation to the skin and cannot be used for a long time.

Medical hydrogen peroxide is a disinfectant, which does have a certain whitening effect. However, it is quite dangerous to whiten directly with hydrogen peroxide. Hydrogen peroxide with 3% concentration has strong permeability and oxidation, which will make the skin rough after a long time. Some people will lose their pigment completely after using it, which is what we often call vitiligo.

Second, hydrogen peroxide whitening freckle mask

Mix one tablespoon of milk with two tablespoons of medical hydrogen peroxide, add three tablespoons of flour and a little water, stir carefully and evenly, then apply the mask evenly on your face with a soft brush, and after the mask is completely dried, clean it with warm water.

Note: Before applying the mask, apply some grease to the eyebrows and hair edges to prevent the mask from sticking to these places, and then wash it after the mask is dry. It is best to use distilled water without impurities as a mask, and avoid eyes and eyebrows when applying the mask.

Expert advice: This mask is irritating and easy to hurt the skin. This mask is not recommended unless you are in a hurry to see a white face. Hydrogen peroxide is usually used to disinfect wounds. Although it can make the skin whiten quickly, it can also produce free radicals, stimulate the skin and make the skin sensitive and fragile.

Hydrogen peroxide is a liquid containing two oxygen atoms in each water molecule, which has strong permeability and oxidation. Hydrogen peroxide is commonly used in medicine to clean wounds and locally resist bacteria. The latest research shows that hydrogen peroxide is not only a medical product, but also an excellent beauty product.

Facial skin is in direct contact with the external environment and is often polluted by bacteria and dust. In addition, the dirt formed by sweat glands and sebaceous glands of the skin itself can easily induce acne, dermatitis, boils and other diseases, thus affecting the beauty of the skin.

Applying hydrogen peroxide to the skin can not only remove the dirt on the skin, but also directly enhance the activity of surface cells, inhibit and oxidize the deposition of melanin, and make the skin delicate and elastic.

Operation method: After washing your face with facial cleanser, apply a towel to your face with 3% hydrogen peroxide for 5 minutes each time, 1 time every day, and 10 day is a course of treatment. Pay attention to avoid hydrogen peroxide entering eyes during operation.

In addition, hydrogen peroxide can also brighten hair color. For women with long hair, it can be directly applied to the skin twice a day after hair removal, so that the hair that grows later will not turn black and thick, but will become soft and yellow.

Conclusion: Don't underestimate some chemical products. In fact, it can be used in many places in life. For example, hydrogen peroxide has many wonderful uses, which can be used for daily skin wound cleaning and beauty. Therefore, learning the clever use of hydrogen peroxide will be of great help to life.