Your weight is good for your height; eat a lot of fruits, vegetable, legumes and pulses, whole grain products and lean meat or poultry without skin.

Do not eat too much of food with saturated fat like butter, fatty meat or organ meats and processed food.

Depressions, tension, side effects of many medicines, excess alcohol or diabetes have great influence on your erection problems.

Consult your doctor about this; there are several possibilities to treat this libido problem.