Brand new, sealed in box Authentic Skinbetter Alto Defense Serum. 1 fl oz. Helps with skin discoloration, fine lines and wrinkles, dullness and loss of firmness due to environmental oxidative stress. Scientifically advanced, award-winning daily antioxidant protection. Why You'll Love It: In addition to daily antioxidant protection, Alto Defense Serum improves the appearance of uneven skin tone and redness. All skinbetter science products are dermatologist tested, paraben free, fragrance free, dye free, and cruelty free. Defend against free radicals and the visible effects of skin aging due to environmental stressors, including blue light and pollution. Combines Vitamins C and E + 17 additional antioxidants designed to provide a new level of comprehensive and dynamic defense against free radicals. Enhances vitality and improves the appearance of skin tone and luminosity. Reduces the appearance of skin redness. Use as part of your morning and evening skincare regimen. Apply a thin layer to a clean, dry face, neck and décolleté. Can be applied all over the face.