The skin is the largest and outermost organ of the human body, playing a crucial role as a protective barrier against external aggressors such as microbes, chemicals and UV rays. It regulates body temperature, ensures sensory perception and participates in the synthesis of vitamin D. The skin is made up of three main layers: the epidermis (the outer layer), the dermis (rich in collagen fibers and elastin) and the hypodermis (layer of fatty tissue). Each layer has specific functions, including protection, feel and thermal regulation. Skin health is affected by various factors, such as genetics, environment, diet and personal care. Common skin problems include acne, eczema, psoriasis and aging skin. Regular cleansing, adequate hydration and sun protection are essential to maintaining the health and appearance of the skin. The skin often reflects the overall health of the body and can be an indicator of various medical conditions.
The three main layers of the skin are the epidermis, dermis and hypodermis. The epidermis is the outer layer of the skin, visible to the naked eye. It serves as the main barrier against the external environment and is responsible for skin regeneration. The dermis, located under the epidermis, contains collagen and elastin fibers, hair follicles, sweat and sebaceous glands. This layer is essential for the strength and elasticity of the skin. The hypodermis, or subcutaneous tissue, is the deepest layer. Composed mainly of adipose tissue, it acts as a thermal insulator and shock absorber, while storing energy.
The skin has five main roles:
The four main layers of the epidermis are:
The four main skin types are:
The skin itself is considered an organ, in fact the largest organ in the human body. It is made up of several layers of tissue and contains many components such as hair follicles, sweat and sebaceous glands, sensory receptors and blood vessels. As an organ, the skin performs several vital functions, including protection, temperature regulation, sensation, vitamin D synthesis, and plays a role in the immune system.
The hypodermis, also known as subcutaneous tissue, is the deepest layer of the skin. It is mainly composed of adipose tissue and collagen fibers. This layer plays a crucial role in thermal insulation of the body, shock absorption and energy storage. The hypodermis is also important for anchoring the skin to underlying structures, such as muscles and bones. The amount and distribution of adipose tissue in the hypodermis varies considerably from person to person and is influenced by factors such as sex, age and nutritional status.
The skin renews itself through a process called desquamation, where new skin cells are continually produced in the basal layer of the epidermis. These cells migrate to the surface of the skin, replacing older cells that die and shed. This skin renewal cycle lasts approximately 28 days, although this rate can slow down with age. Factors such as diet, hydration, skin care and general health can influence the speed and effectiveness of this process. Regular exfoliation can help remove dead cells from the skin’s surface, promoting healthier, more radiant skin.
Verneuil’s disease is also known as hidradenitis suppurativa or reverse acne. It is a chronic inflammatory skin condition. The disease mainly affects the sweat glands and manifests itself mainly as deep, painful nodules. What is Verneuil disease? Hidradenitis suppurativa is a condition that causes the formation of subcutaneous nodules. These nodules develop in areas of … Read more
Pollution, dust, cold and sunlight… The skin, the human body’s first barrier, is exposed to numerous external aggressions on a daily basis. Fighting against them is not easy. So the skin needs special care to stay healthy. In this sense, practical gestures are to be adopted. And taking certain food supplements is one of them. … Read more
The desire to create a sun protection product that respects marine life was the starting point for the creation of Biarritz Laboratories, and the brand was born with the creation of a certified organic sun range. Moreover, its products are formulated to protect human beings, without forgetting the environment. In fact, Biarritz, has chosen components … Read more
Hair removal is a subject that concerns more and more women these days. While some opt to keep hair on their bodies, others want smooth, perfectly waxed legs so they can make the most of sunny days and light summer outfits. However, hair removal can be a tedious process, requiring meticulous preparation to avoid irritation … Read more
Burns, cuts, splinters, scratches… Everyday injuries can happen at any time. Whether they’re big or small, they can happen to anyone. But when the injury does occur, it’s never easy to relieve it without an unpleasant tingling sensation. But it’s an inevitable step, and we all know about it. Find out about the products, gestures … Read more
Serums are cosmetic products concentrated in active ingredients such as: Hyaluronic acid or vitamin C. As a result, some can help reduce the signs of ageing, pigmentation spots and dehydration. In fact, many of these anti-ageing serums are available from our online organic pharmacy Soin & Nature. What’s more, some are vegan, allergy-tested or suitable … Read more
Dark circles under the eyes reflect a number of factors: fatigue, heredity, diet and lifestyle. This article sheds light on their origins and offers preventive solutions for brighter, more rested-looking eyes. Dive into the world of periocular skin care and discover how to effectively reduce the appearance of dark circles. Learn more about dark circles … Read more
60 years have passed since the beginnings of Alvadiem, the skin expert, in Lambesc. Obviously, the brand has grown a little, but without ever betraying its history or its convictions. Alvadiem has remained loyal to France. Because when it comes to cosmetics, made in France is the obvious choice.. Alvadiem is a renowned skin care … Read more
Organic floral water or hydrolat is the by-product of plant distillation, and is a natural flower or leaf water. It is suitable for all skin types and is used after cleansing and removing make-up to gently treat and tone the skin. You can choose a floral water for its benefits or simply for its scent. … Read more
Athlete’s foot is a skin condition caused by parasites such as microscopic fungi. Fungal in origin and highly contagious, it causes itching and redness, followed by peeling of the skin. If left untreated, athlete’s foot leads to deformation of the big toe joint and the nails. Summer is a season when feet are often exposed … Read more
If you’re a fan of Korean-style skincare (aka K-beauty), you’ve probably heard of Centella asiatica. In fact, it’s known by various names, including Brahmi, asiatica, tiger herb and Gotu kola. The term “Cica” certainly sounds familiar, doesn’t it? Centella Asiatica & Skin health Centella asiatica is a plant native to Asia that has been used … Read more
Of course, when the warm weather arrives, all we want to do is say goodbye to that pale face in the blink of an eye! The first thing that comes to mind is, of course, to go out in the sun and get a tanned complexion. However, instead of getting a glowing, vitamin-rich tan, we … Read more
In the 18th century, indigenous peoples made a remarkable discovery in the semi-arid regions of southern Arizona, southern California and north-western Mexico. They learned to exploit the precious seeds of the Simmodsia chinensis bush, better known as jojoba. By heating and grinding these seeds, they obtained an ointment rich in jojoba oil, a resource with … Read more
In my article on rosacea, I told you about the structure and different roles of the skin. Today, I’m going to reveal my little secrets to repair and strengthen your skin barrier. Indeed, products not adapted to your skin type can sensitise it. In fact, it is important to learn how to build a routine … Read more
We call “burns” all injuries caused by heat. There are three degrees of damage. The severity of burns is a function not only of the degree, but also of the area of the lesions. Homeopathy acts effectively against localized burns, reducing pain and hastening healing. Extensive burns are obviously in the hospital domain, but they can benefit from the … Read more
After a long day of stress, there’s nothing like a good Oriental shower with Aleppo soap from the Tadé brand . Enchanted by the art of oriental bathing, the Tadé brand makes you relive the pleasure of the queens of yesteryear thanks to its products which have been able to combine the perfumes of the Orient with the know-how of its … Read more
Protect your skin during your winter getaway with a few simple yet essential steps. Trust me, I’ve learned the hard way that the combination of icy winds, dry air, and the intense sun reflecting off the snow can wreak havoc on your skin. Suddenly, your usual skincare routine isn’t enough, and you find yourself dealing … Read more
Organicmake-up and cosmetics are continuing to develop and are taking up more and more space on the shelves of online shops, beauty salons, perfumeries and even supermarkets. However, it’s important to take a few precautions when it comes to using them, bearing in mind that not all products, whether for simple beautification or skincare, are … Read more
Unlike the March violet, the therapeutic career of wild pansy began late. There was no trace of it in Antiquity, and it played only a few symbolic and ornamental roles in the Middle Ages. The first interest in wild pansy dates back to the sixteenth century, when the word “pansy” first appeared. Although most Renaissance … Read more
When it comes to skin care, the terms ‘ hydration ‘ and ‘ nutrition’ are often used. But there’s a big difference between the two. So how do you go about choosing the right skincare product for your skin? The answer is simple. It’s like your body. When you’re thirsty, you drink water to keep … Read more