I am also of the circumstances, insufficient breast milk.

我也是这样的情况，母乳不够。

youdao

In food intake, fruit and vegetable category, fish and shrimp, milk and soybean were insufficient.

食物种类中，果蔬类、鱼虾类、奶类和大豆类摄入不足。

youdao

Perhaps most importantly, we need to stop demonizing mothers who can't breastfeed, guilting them into starving their kids with insufficient milk supplies rather than supplementing with formula.

CNN: Is the medical community failing breast-feeding moms?

Common reasons for stopping breastfeeding were problems with the baby rejecting the breast or not latching on properly, having painful breasts or nipples and feeling that they had 'insufficient milk'.

BBC: More mums opt to breastfeed but few stick at it, figures show

Less than 1% of women actually breastfeed their baby exclusively for this long, and NHS research suggests a significant number experience problems in the first few weeks - with insufficient milk supply and baby's failure to suckle properly cited as the main problems.

BBC: Breastfed baby risk investigated