80.Restricted ingredients in cosmetic and skin care products

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Restricted ingredients in cosmetic and skin care products by regulation. Ingredient Potential toxicity Hexachlorophene Neurotoxic effects Ability to penetrate human skin Mercury compounds Accumulation in the body Skin irritation Allergic reactions Neurotoxicity Bithionol Photocontact sensitization Halogenated salicylanilides Photocontact sensitization Chlorofluorocarbon propellants Hazardous to human health Chloroform Plausible carcinogenicity Vinyl chloride Plausible carcinogenicity Zirconium-containing complexes Lung toxicity Methylene chloride Plausible carcinogenicity help to find the specific skincare product ingredients by "skin+" App.

22-.The nail structure


The skin Adnexa
Hair
Nail
Sweat gland
sebaceous gland

 The skin Adnexa




nail structure
nail matrix, nail root, proximal matrix, nail plate matrix
nail plate, nail body
nail bed, distal matrix, nail bed matrix
white lunula
proximal nail fold
eponychium, cuticle
hyponychium 

Nail has similar function of the Stratum corneum in skin. Because this part does't have Melanocyte
 in stratum basale, the nail is transparent. The nail care is like the skin care should to prevent damage the Cormeocyte which is appearance of nail. As it is damaged, It will lose the protection and need   more time to recover than skin.

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Comments

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