noun
bottle feeding; formula feeding
Specifically refers to feeding an infant with formula or expressed milk from a bottle, as opposed to direct breastfeeding (母乳栄養).
See also: 母乳栄養
母乳が出ないので、人工栄養に切り替えた。
Since I couldn't produce breast milk, I switched to bottle feeding.
noun
artificial nutrition; artificial feeding
Broader medical term for providing nutrients through non-natural means, such as tube feeding or intravenous nutrition, not limited to infants.
重篤な患者には人工栄養が必要になることがある。
Severely ill patients may require artificial nutrition.