This Q+A Zinc PCA Facial Serum contains a unique blend of Zinc PCA, and Reishi & Shiitake Mushrooms. These extracts are designed to help minimise pore size and improve the appearance of blemish-prone skin. Key ingredients: - Zinc PCA helps to balance oil levels and minimise pores. - Reishi and Shiitake Mushrooms have anti-ageing benefits and aid skin collagen production. - Vegetable Collagen helps to improve firmness and elasticity, resulting in skin looking plumper and more youthful.