Your skin forms a protective barrier around all of your important organs and keeps viruses, bacteria, grime, dust, and other environmental irritants at bay. But, the acid mantle of the skin is equally important.
While your skin is responsible for some of the protection, its acid mantle is another player that shields it in return. It is a lesser-known but equally significant component that forms a physical barrier against microorganisms and locks the moisture in your skin.
In this article, we discuss how the acid mantle of your skin is important for skin health and what you can do to boost its effectiveness while also protecting your skin. Keep reading also to learn how to fix it when it gets damaged!
In This Article
What Is The Acid Mantle Layer Of The Skin?
‘Acid mantle’ is a term coined by German researchers in the late 19th century. These researchers were studying the skin properties and the pH of the skin. They discovered the skin is acidic, with a pH ranging between 4.7 to 5.75 (1).
The acidic nature of the skin is due to a combination of sebum (secreted by the oil glands on the superficial layer of the skin), sweat, and other secretions. The acid mantle coats the skin in a thin film, increasing the acidity of its superficial layer. It prevents harmful microorganisms from penetrating the skin as they prefer a higher pH (1).
When compromised, it can lead to many skin woes, like dry skin, acne breakouts, and rosacea. As a result, the acid mantle has been garnering attention from skin care specialists and enthusiasts.
Several skin care brands now cater to specifically protecting this acid layer of your skin to improve its health. Let us have a look at how exactly it can improve your skin condition.
Why Is The Acid Mantle An Essential Part Of Skin Health?
The acid mantle is a thin film on the skin’s surface. It forms a physical barrier against microorganisms – bacteria, viruses, and fungi. The acidic nature restricts their growth, protecting your skin from infection. Together with the natural microbiome on your skin, it maintains the healthy barrier of your skin (2).
Another important job of the acid mantle is locking the moisture into your skin. It prevents the skin from drying out and keeps it hydrated and healthy.
In short, the acid mantle is like an invisible raincoat you never knew you were wearing. It protects you against the onslaught of microorganisms, dust, and other harmful factors.
What Happens When The Acid Mantle Is Damaged?
It can be difficult to identify when the acid mantle of the skin gets damaged. This is because the signs of its disruption can be very subtle and vague.
As the acid mantle maintains a healthy microbiome on the superficial skin layer, any disruption to it may lead to inflammatory skin conditions like eczema, psoriasis, acne, and premature aging. When the barrier is not intact, it can cause increased sensitivity to allergens and contact dermatitis as well (1).
Redness of the skin and irritation are common when the acid mantle gets disrupted. Other signs include rashes, dryness, flaky skin, and increased sensitivity to skin care or cosmetic products.
StyleCraze Says You can also use a humidifier. Low humidity may contribute to skin dryness. Adding moisture to the air might help keep your skin from drying out.
So, what can cause this disruption? Find out in the next section.
What Can Compromise The Acid Mantle?
The use of an abrasive cleanser can disrupt the acid mantle of the skin. A non-soap-based facial cleanser is often more neutral or acidic as compared to a soap-based facial cleanser. Soap-based ones can irritate your skin by stripping away the acidity from the superficial layer of your skin.
Also, if the water you are using to wash yourself is alkaline, it can alter the pH level of your skin (3). Rebalancing your skin pH level is vital. Use high-quality skin products to prevent your skin from getting exposed to alkaline chemicals.
Here are some other things that can compromise the acid mantle of the skin:
- A humid or dry environment
- Exposure to allergens, irritants, and pollutants
- Exposure to harsh alkaline chemicals
- Constant exposure to the sun
- Excessive sweating
- Prolonged use of steroids
- Genetic predisposition to certain skin conditions like atopic dermatitis and psoriasis
How Long Does It Take To Repair The Acid Mantle Of The Skin?
Your skin requires about a month to repair the acid mantle – the time it takes for the skin cells to renew. You can shorten this duration if you take precautions and protect your skin from further damage.
Here are some ways in which you can repair the acid mantle.
How Do You Fix Or Repair The Acid Mantle?
If you come into contact with the various irritants that can possibly strip the natural acid film from your skin, take the following steps to ensure you repair any disruptions in the acid mantle.
1. Use An Oil Cleanser
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Oil-based facial cleansers and body washes can clean your skin without disturbing the microbiome layer and the skin acid mantle. Choose a product with a pH between 4.5 to 6.5. If you are unsure about a product’s pH, call the customer service of the brand. There are also tons of review websites for skin care products that list this information.
Related: Oil Cleansing Method: What Is It And Methods For Various Skin Conditions
2. Use A Facial Toner
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A water-based toner can help hydrate and soothe your skin and rebalance its pH. Avoid harsh astringent toners as they can do more harm than good.
Related: Face Toner For Skin: Benefits, How To Apply, & When To Use
3. Moisturize Your Skin
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Moisturize your skin regularly with a gentle emollient moisturizer. It will provide adequate support to the skin as it repairs itself from all the damage. It will also help lock in the moisture content in your skin (3).
Related: Natural Ways To Moisturize Oily SkinStyleCraze Says Look for ingredients like hyaluronic acid, ceramides, and probiotics in products to hydrate the skin and rejuvenate the compromised skin barrier.
4. Avoid Exposure To Natural Elements
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The best way to preserve your skin is by limiting your exposure to various natural elements. Excessive sun, air conditioning, and pollution can strip away the natural oils and acid layer from your skin.
5. Avoid Over-Exfoliating
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Abrasive or over-use of skin exfoliation can remove the acid mantle from your skin, leaving it prone to damage and infections. So while exfoliation is necessary, do it with caution. Limit it to once or twice a week. You may want to avoid squeaky clean skin as it removes not only the dirt and bacteria but also the good microbiome and acidity from your skin.
The skin’s acid mantle plays an important role in protecting your skin from harmful microorganisms. It forms a physical barrier against harmful bacteria, viruses, and fungi, and a damaged acid mantle will result in several skin issues, like acne breakouts, rosacea, and dry skin. It also helps lock in the skin moisture and maintains the skin’s hydration, making it look soft and supple. To repair the disruptions caused to your acid mantle, you may follow the tips shared in the article.
