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Features of photoaging include fine and coarse wrinkles, changes in skin pigmentation, and loss of elasticity. In human skin, topical retinoids increase collagen production, induce epidermal hyperplasia, and decrease keratinocyte and melanocyte atypia. Topical tretinoin is the most extensively investigated retinoid therapy for photoaging. [23]
Tretinoin (retinoic acid)causes dispersion of pigment granules in keratinocytes,interferes with pigment transfer,and acceler-ates epidermal transfer,thus causing pigment to be lost more rapidly.Tretinoin also accelerates epidermal turnover,shorten-ing the "transit time"from the basal layer and accelerating pig-ment loss.Retinoic acid reduces ...
Eliminating harsh skin regimens or products will be necessary to minimize potential for further purpura or trauma, skin sensitivity, and potential infection. Steroid-induced skin atrophy [ 14 ] [ 15 ] is often permanent, though if caught soon enough and the topical corticosteroid discontinued in time, the degree of damage may be arrested or ...
retinol, retinal, tretinoin (retinoic acid), isotretinoin, and alitretinoin: Second generation: Synthetic analogs formulated for oral dosing. There are no topically available second generation formulations of retinoids. etretinate and its metabolite acitretin: Third generation: Retinoidal benzoic acid derivatives: adapalene, bexarotene, and ...
Jessica Alba shared her skincare secret with New York Magazine — it’s the Honest Calm and Heal Melting Balm! “A lot of melting balms out there have petroleum and chemicals and synthetic ...
Skin whitening, also known as skin lightening and skin bleaching, is the practice of using chemical substances in an attempt to lighten the skin or provide an even skin color by reducing the melanin concentration in the skin. Several chemicals have been shown to be effective in skin whitening, while some have proven to be toxic or have ...
This article explores skin problems related to Covid-19 with pictures to show the manifestations of Covid. Discover how this author cured her Covid-19 skin issues.
Justice for goat cheese. I'm tired of the slander.View Entire Post ›