The strong content of Vitamin C stimulates white cells to fight against infection, naturally helps to build a good immune system. It controls high Blood Pressure. The anti-oxidants helps to protect skin. Oranges are high in Vitamin C which helps to reduce the incidence of Peptic Ulcers and Stomach Cancer. Regular consumption of Vitamin C, retards the hardening of Arteries. The anti-oxidants protects sperm from genetic damage that may cause birth defects.