Obagi Complex Forte 30MlObagi Complex Forte 30ml Complex Forte (Retinoic Acid 0. 1%) is a daily anti aging cream that targets the most common sign of skin aging. Promotes collagen production and reduces excess sebum. Improves fine wrinkles, skin elasticity, skin tone and texture. Benefits: Offers a clearer skin and less acne. Reduces fines lines and wrinkles. Increases collagen and elastin production for firmer skin How to use: Dosage and administration: Apply 0. 5, 1 or 1.