Healing your skin barrier

Dre Emilie Bourgeault

Monday, August 26, 2024

As summer comes to an end, there's increasing talk about healing the skin barrier. But what exactly is the skin barrier, and why should you focus on healing it? Let’s explore this concept and its importance in maintaining healthy, glowing skin all year round.

Understanding the skin barrier

The skin barrier, also known as the stratum corneum, is the outermost layer of the skin. It acts as a protective shield, defending against environmental aggressors like pollutants, toxins, and harmful bacteria. It also prevents excessive water loss, keeping the skin hydrated and supple. A healthy skin barrier is essential for overall skin health, as it maintains balance and protects against various skin issues.


Why might your skin barrier need healing?

Various factors, such as harsh skincare products, over-exfoliation, UV exposure, and environmental stressors, can compromise the skin barrier. When this happens, the skin becomes more prone to dryness, irritation, inflammation, and sensitivity.

  1. Increased Sun Exposure

    Summer brings more opportunities for outdoor activities and increased exposure to UV rays. Sun exposure can weaken the skin barrier, leading to sunburn, dryness, and premature aging.

  2. Hydration Needs

    In hot and humid weather, the skin can lose moisture quickly. A damaged skin barrier struggles to retain hydration.

  3. Harsh Conditions

    Many people follow aggressive skincare routines during colder months. These so-called ‘more aggressive’ routines might include frequent use of exfoliating products and active ingredients.

How to heal and strengthen your skin barrier

To promote skin barrier repair and enjoy healthy, resilient skin this summer, incorporate these tips into your skincare routine:

1. Gentle Cleansing: Use a sulfate-free gentle cleanser to remove impurities without stripping the skin of its natural oils.

2. Moisturize: Opt for a moisturizer rich in ceramides, hyaluronic acid, and fatty acids to strengthen the skin barrier and lock in hydration.

3. Sunscreen: Apply a broad-spectrum sunscreen with an SPF of at least 40 daily to protect against UV damage, a leading cause of barrier disruption.

4. Avoid Over-Exfoliation: Limit exfoliation to once or twice a week and choose gentle exfoliants to avoid compromising the skin barrier.

5. Barrier Repair Products: Look for products specifically designed to repair the barrier, containing ingredients like niacinamide, panthenol, and peptides.

6. Hydrating Masks: Incorporate hydrating and soothing masks into your routine to provide extra moisture and nourishment.

The importance of a balanced diet

In addition to topical care, a balanced diet plays a crucial role in healing and maintaining a healthy skin barrier. Foods rich in antioxidants, like fruits and vegetables, can help protect the skin from free radical damage. Omega-3 fatty acids, found in fatty fish like salmon and chia seeds, are essential for maintaining skin suppleness and hydration. Moreover, drinking enough water throughout the day helps keep the skin hydrated from within.


Healing the skin barrier isn’t just a skincare trend; it’s a vital aspect of maintaining healthy skin. By focusing on repairing and strengthening your skin barrier, you can protect against environmental damage, retain moisture, and enjoy glowing, resilient skin. Make healing your skin barrier a priority in your skincare routine this summer and reap the benefits of healthy, radiant skin all season long!

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