This article is part of a special issue investigating key issues surrounding skin care. Find the complete series here.
Observe any square centimeter of skin on the human body under a microscope and you will find that it is full of bacteria, fungi, mites and viruses. This may sound gross, but the skin’s microbiome is an important defense against invading pathogens.
“Because all these bacteria are already present, it’s difficult for pathogens to gain a foothold,” said Catherine O’Neillis a dermatologist at the University of Manchester in the United Kingdom and chief scientific officer of AxisBiotix, a company that provides skin care products based on microbiome research. “Bacteria can also wage war against each other by secreting different chemicals that inhibit the growth of pathogens.”
Trained Immunity
The skin microbiome and gut microbiome also help train our immune system in childhood, teaching it to attack pathogens and ignore harmless stimuli. This could explain why people with higher skin bacterial diversity have less May have allergies.
Beneficial skin bacteria may also be the key to healthy skin. Smooth, wrinkle-free appearance. Our skin is like a fortress made up of layers of skin cells stacked together. There are lipids between cells that keep skin soft and plump, and certain bacteria help replenish these stores.
“dermatobacilli Stimulates the skin to produce sebum, protects the skin, reduces moisture loss and increases…