Always offer solid food after the milk feeding until the age of nine months. In this way, you will not reduce the intake of breast milk or infant formula;

Always offer solid food with  a spoon, not in a bottle, to give your baby a chewing exercise;

Begin with 5 mL ( 1 tsp) of solid food the first and gradually increase the quantity;

Introduce one new food at a time and avoid mixed foods at the beginning;

Repeat the same new food three, five, or even seven days in a row, before introducing another food, to allow sufficient time to identify a food allergy, if applicable;

Never force your baby to finish, even if this means throwing out some food after meal;

Never let your baby eat alone;

Feed your baby in a reclining seat so that he can hold his head up straight;

A sudden attacks of pain that causes the baby to cry abundantly;

A distended and tense abdomen;

Drawn-up legs;

Arched back;

Pushed-out belly;

Clenched hands, and flush face.

Symptoms worsen after 4 p.m;

Tears, fussiness and screams for hours;

Poor burping technique;

Under or overfeeding;

Air swallowing;

Food intolerance by the mother's diet or;

A simple need of more affection.