Particular class of lipids naturally present in the skin and hair.
Cell on the most superficial layer of the skin (strateum corneum).
Thinning or loss of part or all of the constituent parts of the skin.****
Introducing mineral pigments deep into the epidermis with one or several needles.***
decrease or increase in sensitivity.****
Having the quality of relaxing and softening the skin. Emollient creams are also used and recommended to nourish and care for dry skin or or atopy-prone skin.
External layer of skin located on the dermis, forming a protective cover against external aggressions. Its thickness varies between 0.02 mm on the face to 1-5 mm on the soles of the feet.
Widespread or localized redness of the skin.****
Granulocytes are white blood cells which combat specific infections.****
Protective film covering the entire surface of the skin, made up essentially of sweat, sebum, and water. Its primary function is as a defense against bacteria, while conserving the skin’s suppleness and hydration.
Local thickening of the stratum corneum, which is the superficial layer of the epidermis.****
Hypertrophic or keloid scars
Raised scars that protrude from the surface of the skin due to excess collagen production, compensating for the loss of material.*****
Hypopigmentation is a drop in the melanin levels in the skin, which contributes to the loss of skin colour.*
Protein found in the superficial cells of the epidermis and making up the majority of capillary fibers (hair, body hair and nails).
Cell of the epidermis or of hair follicles, responsible for the synthesis of keratin.
Restores the appropriate levels of lipids.**
Matrix at the base of the fingernail or toenail which produces keratin. The matrix produces the nail plate.
Applying a cream “occlusively”
Underneath a bandage.*
Parabens come from the condensation of para-hydroxybenzoic acid with alcohol. These esters are primarily used for antibacterial and anti-fungal properties.
Combination of the hair (hair follicle) and the sebaceous gland that produces sebum.****
Disorder of the skin nerves that causes itching, due to a skin condition or a general pathology.****
Skin lesions resulting from ionizing radiation (radiation therapy).
Skin appendage responsible for producing sebum.
Oily material produced by the sebaceous glands associated with the hair follicles. Naturally lubricates the hair and body hair and actively participates in the skin’s barrier function.
Most superficial layer of the epidermis, in direct contact with the external environment and providing the skin’s barrier function.
Skin appendage responsible for producing sweat.
Syndets (SYNthetic DETergent) are cleansing products that do not contain soap. They are made from synthetic cleaning agents, unlike ordinary soap. They are available in solid (dermatological bar) or liquid forms.* (H)
Taxanes are substances which are mainly used in chemotherapy to treat cancer, in particular breast, lung and ovarian cancer.*
Dilated vessels of the superficial dermis.****
* Santé Médecine.net glossary
** Larousse Dictionary
***Société Française de Dermatologie glossary
****Vulgaris Medical glossary