"Formula intolerance" refers to a situation when a baby has difficulty digesting or tolerating infant formula, which causes symptoms such as vomiting, diarrhea, or stomach discomfort. Full definition
Failure to gain weight is another sign of formula intolerance. (mymilkybaby.com)
The vast majority of cases of infant formula intolerance are associated with intolerance to cow's milk, which is the basis of all formulas. (bebezclub.com)
If you are concerned about formula intolerance, speak to your pediatrician or family doctor before changing you baby's routine. (childbirthsolutions.com)