For reactional or seasonal thinning hair linked to stress pregnancy tiredness an unbalanced diet or medical treatment the nutritive concentrate encourages hair growth and dramatically slows down the thinning hair process ren furterer hair loss treatment serum rf 80 acts directly on the factors responsible for reactionary hair loss and brings life volume and shine to the hairdirections use ren furterer hair loss treatment serum rf 80 once or twice a week for 3 months apply strand by stra