MERA Finest Fit Senior 8+ dry food is tailored to the special needs of older cats aged eight and over . Cats aged 8 and over are something very special and they have special requirements from their food. That’s why the age-appropriate and gentle Finest Fit recipe consists of tender poultry and rice, refined with wild berries. The low phosphorus content relieves strain on the kidneys . Reduced sodium levels can prevent water retention . Glucosamine, known as an active ingredient in mussel meat powder, supports the maintenance of joint substance .