Restricting salt intake will help you in reducing your BP and for acidity eating home made foods, avoiding processed and canned foods, avoiding starchy food products and limiting intake of beverages should help you. Fruits and vegetables like bananas, apples, cabbage, peas, carrots, and green beans are good for people with acidity problem. Do not skip meals and have them on time. You will need to consult a dietician to plan your diet. Acidity can also be due to some medications you may be taking for maintaining your blood pressure. So check with your healthcare professional.