BOOSTS IMMUNE SYSTEM Â The high level of vitamin A in mangoes assists proper maintenance of the immune system. It helps in maintaining healthy skin and mucosal membranes thereby limiting the entry of harmful pathogens through the skin. Â BENEFICIAL FOR ANAEMIA Â Iron is one of the most significant nutrients; its deficiency may lead to several severe health issues including anaemia. You can provide your body a notable amount of iron by consuming one serving of mango juice every day.