Can Bathing Soaps Transmit Infections? Understanding the Risks and Precautions

“A few years back I gladly replaced my soap bar with liquid gel. I thought germs and bacteria might be thriving in my soap bar. I never liked to share my soap. You never know who has got what disease! My friends used to ask, ‘Can a bathing soap transmit infection?’ and my answer was always ‘Obviously yes’.

In my college days, my roommate often took my soap bar without asking. And I simply disposed of it! So, when liquid gels were launched I was probably one of the happiest souls to rejoice in this new concept of sealed and untouched gel.’

Arpita, a patient of mine. narrated this story a few days back!

He continued, ‘But sir, recently I started getting rashes on my hands. I went to a dermatologist and he prescribed me an antibacterial soap, but I am not okay with the idea of using soaps.

Like Arpita, many patients come to me asking the same questions. They are worried about using soap bars. Many people believe that bacteria breed in soap, and they can result in several skin infections.

The TV ads too show bacteria in soap to promote the sales of liquid gels.

However, studies, research, and scientists say otherwise.

Using soap cannot cause transmission of infections or cause sickness.

Also Read: Soap, water, and common sense are the best disinfectants

Can a bathing soap transmit infection – What Research says?

A study on this quoted 7 Researchers intentionally contaminating their hands with nearly 5 billion bacteria, including staphylococcus and E. coli. They then washed their hands with bar soap.

The soap was then passed to a second person. On examination, no bacteria were found on the second user’s hand. Thus, the study clearly established that soaps do not support the growth or transmission of bacteria.

Another study published in 1988 in the journal Epidemiology and Infection concluded that washing even with contaminated bar soap is unlikely to transfer bacteria.

Also Read: 5 important health tips for a healthy life

Here is another study

In one similar study, soap bars were inoculated with E. coli and P. aeruginosa bacteria. Sixteen panelists used the inoculated bars. None of the 16 panelists had detectable levels of either bacterium on their hands. 

These findings show that sharing soaps is not likely to cause any hazards. It’s very unlikely to get sick by using contaminated soap. Only those with a very poor immune system need to take a few precautions.

Simple tips to ensure you use a germ-free soap 

So, if you feel the need for extra protection then follow these simple tips to ensure you use a germ-free soap every time:

• Firstly, rinse off the soap bar before and after using it every time.
• Secondly, store soap out of water. Keep it dry and covered as the moisture in the soap is the breeding ground for microbes.
• Thirdly, if you are using a public soap bar, wash for 20 to 30 seconds under water and wash off your nails, fingers, wrists, and hand.
• In addition, use natural and organic antibacterial soaps from Ayurveda like Neem, turmeric, and Raktachandana, etc, they are best suited to the skin.
• Finally, You can make your own DIY scrubs, packs, or gels to cleanse your body.

 Frequently asked questions 

Q1: Can bathing soaps transmit infections?

A1: Generally, bathing soaps do not transmit infections. Soap’s primary function is to cleanse the skin by removing dirt, oils, and some microorganisms. It does not typically harbor or transmit infectious agents.

Q2: What are the main ingredients in bathing soaps that help prevent infections?

A2: The main ingredients in most bathing soaps are surfactants, which help to remove dirt and oils from the skin’s surface. Additionally, some soaps may contain antimicrobial agents, such as triclosan or tea tree oil, which can further assist in reducing the presence of microorganisms.

Q3: Can using someone else’s soap lead to infection transmission?

A3: The risk of infection transmission from using someone else’s soap is minimal. While it is theoretically possible for some microorganisms to survive on the soap surface, the act of lathering and rinsing with water typically removes any residual microorganisms.

Q4: Are antibacterial soaps more effective in preventing infections?

A4: Regular soap is generally sufficient for maintaining proper hygiene. Antibacterial soaps are not necessarily more effective in preventing infections. In fact, their widespread use may contribute to the development of antibiotic resistance.

Q5: Can bar soaps spread infections due to shared use?

A5: The risk of infection transmission from shared use of bar soaps is low. The lathering and rinsing process, along with the soap’s cleansing properties, help to remove microorganisms from the soap’s surface.

Q6: Are liquid soaps safer than bar soaps in terms of infection transmission?

A6: Both liquid and bar soaps are considered safe to use. The choice between the two primarily depends on personal preference. Liquid soaps may be more convenient for multiple users, as they can be dispensed without direct contact.

Q7: Can bathing with soap kill all types of microorganisms?

A7: Soap is effective in removing and reducing the number of microorganisms on the skin’s surface, including bacteria and viruses. However, it may not eliminate all types of microorganisms, such as certain bacterial spores or fungi.

Q8: How can I further reduce the risk of infection while using bathing soap?

A8: To minimize the risk of infection transmission, it is essential to follow good hygiene practices. This includes thoroughly lathering your hands or body with soap for at least 20 seconds, rinsing with clean water, and drying with a clean towel afterward.

Q9: Can using harsh soaps damage the skin’s protective barrier, leading to infections?

A9: Harsh soaps can potentially disrupt the skin’s natural protective barrier, leading to dryness or irritation. However, using mild, pH-balanced soaps and moisturizing the skin afterward can help maintain its integrity and reduce the risk of infection.

Q10: Is it necessary to disinfect soap bars to prevent infection transmission?

A10: Disinfecting soap bars are generally unnecessary. The cleansing action of soap, coupled with the rinsing process, helps to remove microorganisms from the soap’s surface. Regularly replacing soap bars or allowing them to dry between uses can further reduce any potential risk.

Can a bathing soap transmit infection: Takeaway!

So, to answer your question, ‘Can a bathing soap transmit infection’, in most cases, the answer is no! You won’t get infected by using a soap used by others. But if your immunity is low or your skin is too sensitive then you can keep your soap safe!

So, I hope I have answered this question bogging many minds!

Do tell me what you think about sharing your soap.

And if there is another interesting thought that you want to share then do drop a comment. I would love to hear from you!