NIOD Survival 0 Serum has been specially formulated to help support the skin's defence system against damaging effects of the environment & lifestyle. Designed for night-time use (does not contain UV protection), the defence system utilises a host of advanced technologies to shield skin against harmful factors such as stress & pollution. Lightweight & comfortable, the formula contains Purified Lutein, an antioxidant ingredient extracted from Marigold Flower to help counteract the effects of blue light while enhancing elasticity. Yeast-Derived Superoxide Dismutase provides further protection against oxidation, while Purified Knotgrass keeps skin safe from the negative effects of infrared & prevents the appearance of photodamage. Also contains Purified Deep-Sea Algae, a component that forms a physical shield against pollution; a known contributor to premature ageing. p H 6.75-7.25. Suitable for all skin types. Vegan. Cruelty free. Free from alcohol, silicones, nuts & gluten.