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  Quelle est la cause de l’acné ? L’acné est une maladie qui se développe dans les follicules pileux ainsi que dans les glandes sébacées. Bien que ces glandes soient reparties sur toute la surface corporelle, seules certaines régions comme le visage, la poitrine et le dos... READ MORE

What is a chemical peel ? Also called exfoliation treatment, it is a technique of skin regeneration, thus having an “anti-aging” effect. An evaluation before treatment as well as the treatment itself must be done by a physician experienced in dermatology. Different chemical... READ MORE

Your doctor has prescribed oral isotretinoin for use. What is isotretinoin used for? Isotretinoin is used to treat severe acne that has not responded to other acne medicines. It reduces the oil gland activity and clears inflammation. How should I take isotretinoin? Isotretinoin... READ MORE

Diet and acne. Bowe WP, Joshi SS, Shalita AR. J Am Acad Dermatol. 2010 Jul;63(1):124-41. It is common for dermatologists to dispell myths that acne wouldn’t be related to diet. Controversy exists in this domain due to the fact that a lot of the initial myths advocating an... READ MORE

What is the cause of acne? There are several causes of acne. One theory is that when the male hormone level (testosterone) increases during puberty, the skin of an acne prone person reacts to the hormone and produces excess sebum. No one knows why some individual’s oil glands... READ MORE

Articles until June 2015: after this click on the link, go to “Conference Notes” or Scientific Notes and go to “Pigmentation” Introduction (1) (2) Cause/Etiology The role of blood vessels How this could have therapeutical implications Are hormones involved... READ MORE

アゼライン酸（AZA） アルブチン L-ascorbic acid (Vitamin C) ビタミンC コウジ酸 水銀 ハイドロキノン クリグマン軟膏 クリグマン軟膏-改良版 ハイドロキノン酸・コウジ酸・グリコール酸 ハイドロキノンとアルファヒドロキシ酸 パタック軟膏 美白経口薬 モノベンゾン20%（ベノクイン） モノベンゾン40% ロドデノール 4-... READ MORE

4-Hydroxyanisole (4-OHA) L’acide ascorbique (Vitamine C) (L-ascorbic acid) L‘acide azélaïque (AZA) L’acide kojique L’arbutine Formulation 4-Hydroxyanisole-Trétinoïne L’hydroquinone (HQ) (1) (2) Les sels de mercure Le monobenzone 20% (Bénoquine) Le monobenzone 40% Les pilules... READ MORE

Pigmentation Disorders Chloasma (Melasma, Pregnancy Mask) Freckles Idiopathic guttate hypomelanosis (IGH) Post-inflammatory hyperpigmentation (PIH) Solar lentigenes (liver spots) Vitiligo   “Traditional” Depigmenting Products 4-Hydroxyanisole (4-OHA)... READ MORE