If Gabriel developed diarrhea as a result of taking an antacid, he's been taking an antacid that contains magnesium.
Magnesium will act as a laxative.
A six year old child need approximately 850 calories a day.
Six year olds have a special nutritional needs due to the fact that they are growing and developing neurologically at a very rapid rate. Providing a 6-year old with a well-balanced diet full of fruits, vegetables, whole grains and low fat meats and dairy will help them meet the nutritional needs without consuming unnecessary calories.
The nucleus, specifically the DNA of it.