If your hair is prone to oiliness it needs extra special care the rene furterer curbicia lightness regulating shampoo gently eliminates excess sebum patented natural curbicia extract combined with deep cleansing and aromatic essential oils of clove thyme rosemary and orange helps to regulate excess of sebum the scalp and hair are left feeling fresh and light with a subtle scent apply to damp hair massage rinse and then proceed with a second application leaving on for 2 to 5 minutes