Purina ONE LiveClear Allergen Reducing Formula Chicken Adult Dry Cat Food is a breakthrough cat food proven to reduce major allergens in cat hair and dander by an average of 47% in just 21 days. Made with real chicken as the first ingredient, this high-protein formula provides complete nutrition with no fillers, so you can nourish your adult cat while also helping to neutralize allergens for easier bonding. Available in Multiple Sizes