Biologique Recherche Serum Complexe Iribiol is a purifying and regenerating quintessential face serum. The "T-Zone Perfecter". This balancing facial serum is ideal for seborrheic and oily skin types. This serum helps to control sebum secretion, tighten pores and also hydrates to help the healing process. Ideal for the troubled "T-Zone" area. It is recommended for seborrheic skin, combination skin and acne prone skin types. Active ingredients include: zinc and extracts of iris germanica.