Can soap kill bacteria? Can soapy water relieve itching of mosquito bites?

Soap is a very common product on the market. Many people use soap when taking a bath, and many people also use soap to kill bacteria. So here we need to understand whether soap can kill bacteria? Does soap help with athlete's foot?

Can soap kill bacteria?

have. The main component of bacterial cell wall is protein, which denatures and dies under strong acid, alkali or heavy metal. Bacteria will destroy the bacterial cell wall under alkaline conditions to achieve the effect of decontamination and sterilization. Because the germs that remain on the body surface are not directly attached to skin cells, but are attached to the oil on the surface of the human body. Ordinary soap can dissolve the oil well and remove most of the bacteria. Washing your hands carefully with ordinary soap or hand sanitizer can eliminate most bacteria. However, hand sanitizers generally do not contain ingredients such as phosphorus, aluminum, alkali, sodium alkylbenzene sulfonate, etc. They are relatively mild and moisturizing, and are suitable for situations where hands are not very dirty. The main ingredient of soap is sodium fatty acid obtained by saponification of animal and vegetable oils. It is an anionic surfactant and has the properties of surfactants such as emulsification, reduction of surface tension, foaming and detergency.

Does soap help with athlete's foot?

It's useless. Soapy water can only wash your feet temporarily and cannot kill the fungus. To inhibit fungal infection, you need to use special medicines to treat athlete's foot. It is recommended that you use traditional Chinese medicine for treatment. Compared with ointments, traditional Chinese medicine has better efficacy. The traditional Chinese medicine sold by Chen Laoguan on Taobao is quite effective. Traditional Chinese medicine can inhibit the growth of fungi and has no side effects. The most common symptoms of athlete's foot are itching and peeling. Athlete's foot not only affects the appearance of the feet, but also brings inconvenience to life. You can first soak it in 1:5000 potassium permanganate solution or 0.1% refonal solution, and then apply gentian violet or athlete's foot powder externally twice a day. After it dries, apply athlete's foot spirit or tinea ointment externally twice a day. Apply clotrimazole tinea lotion or compound salicylic acid tincture once a day after soaking your feet in hot water. After the skin is dry, apply athlete's foot cream or tinea pedis ointment. You can use compound benzoic acid ointment externally or alternate with compound salicylic acid alcohol for external use, once in the morning and once in the evening. It is best to wrap the area with plastic film after applying the medicine so that the medicine can penetrate into the thick skin and facilitate peeling off the thick skin.

Can soapy water relieve itchy mosquito bites?

It has certain effect. If you are bitten by a mosquito, applying an appropriate amount of soapy water will be effective. This is because mosquitoes will leave some venom after biting, which will cause redness, swelling, itching and other discomforts in the bitten area. These venoms are generally acidic. At this time, using soapy water, an alkaline substance, can neutralize the acid and alkali, thereby playing a role in relieving itching and swelling. However, it does not have a good effect on the obvious redness, swelling and itching after being bitten, and professional anti-itch and mosquito repellent products are also needed. Soapy water is an alkaline substance, the main ingredient of which is sodium stearate, and it does not contain any other harmful ingredients. Using it in moderation after being bitten by mosquitoes will not have a counter-effect, but can also provide some relief to the bitten area and relieve itching. If after using soapy water, the bitten area not only has no relieving effect, but also becomes red, swollen, and itchy, it proves that the mosquitoes are too toxic and soapy water has no effect. At this time, you need to use mosquito repellent products such as toilet water to cure it completely.

The principle of washing wounds with soap and water

Generally, washing the wound with soapy water can remove toxins. Of course, if the patient does not want to use soapy water, he can use iodine tincture, which is also very effective. However, if the patient's injury is more serious, he should go to a local regular hospital for examination. The doctor will then give further treatment based on the patient's physical condition. Keep the wound clean at ordinary times to prevent bacterial infection. The general steps for cleaning with soapy water are to take a basin of clean water, dissolve the soap in the water and then clean the wound. It is best to clean it for about 20 minutes. After cleaning, rinse it with alcohol and disinfect it.