Skin deep
There’s a strong chance the term ‘skin barrier’ has entered your beauty lexicon. It’s the outermost layer of the skin and it’s being touted as the ticket to a healthy glow. So how can you tell if yours is living up to its USP? The skin barrier (stratum corneum) is the first layer of the epidermis and is designed to protect the underlying layers of healthy cells. Think of it as a brick wall: these ‘bricks’ (skin cells) are held together by ‘mortar’ (lipids, eg, ceramides). They keep vital moisture in and undesirables (such as bacteria and pollution) out.
The good news? The stratum corneum is the layer most affected by products such as acids and retinol. They speed up cell turnover, revealing the healthy cells below. The bad news is that an overzealous approach can erode the skinbarrier function, leading to an irritated, dehydrated and sensitive complexion.
An increase in Google searches for ‘damaged skin barrier’ suggests many of you are suffering. An explanation as to why begins with lockdown ennui, when excessive skincare became the trend to while away the hours. The signs of an impaired skin barrier? Everything from dryness, roughness, itchiness and redness to sensitivity.
The first thing to do is stop overloading the skin. For daily barrier maintenance, take stock of your skincare routine – stay away from harsh physical exfoliants and avoid products loaded with drying alcohol. A simple routine could comprise a gentle and non-foaming cleanser, serum, moisturiser and SPF during the day and the same routine (minus the sunscreen) in the evening. Focus on
