The epidermis on the scalp is thicker and has hair bulbs"" which generously secrete sebum, the hair's natural protecting agent. Not only is the hair subjected to environmental aggressions but it is also damaged by the abrasive, tension-active agents contained in shampoos, add hair dyes, by heat from hair dryers, by asphyxiating hair gels, etc. Most hair problems are the result of an imbalance of the scalp pH. The scalp nourishes the hair bulb. Biologique Recherche has applied its know-how in skin care to hair care and produced a cutting edge range of products which restore (Preparation Stage) and then recondition (Treatment Stage) the scalp. The result is a full, shiny head of healthy hair. "
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