•On Wednesday Lao students eat junk food such as candy , juice and waffle. Eat sugar, vitamin c and calcium for supplement food.
•On Thursday Lao students eat junk food such as 
•ice-cream , Pepsi and candy. Eat  sugar, carbohydrate and vitamin c  for supplement food.
•On Friday Lao students eat junk food such as milk, juice and waffle. Eat carbohydrate , sugar and vitamin c  for supplement food.