Translation guide
In Japanese, 'baby formula' is most commonly referred to as 粉ミルク (powdered milk) or simply ミルク. The term 調製粉乳 is a technical label found on packaging. Note that ミルク can also mean breast milk or cow's milk depending on context.
The most common way to refer to baby formula in everyday conversation, shopping, and parenting contexts.
Literally 'powdered milk'. This is the standard, everyday term for baby formula in Japan. Used in stores, by parents, and in parenting resources.
I have to go buy some baby formula.
This formula can be used from newborns.
Often used as a shorthand for baby formula in context, especially when the topic is clearly about infant feeding. However, it can also mean breast milk or cow's milk, so context is important.
Can be ambiguous; clarify if needed.
It's time for formula.
The formal, technical term for infant formula. This is the wording you'll see on product packaging and in official documents, but it's rarely used in casual speech.
This product is infant formula.
Referring specifically to liquid baby formula, which is less common in Japan but available.
Literally 'liquid milk'. This term is used for ready-to-feed liquid formula, which has become more recognized in Japan in recent years.
Liquid formula is convenient during disasters.
牛乳 (ぎゅうにゅう) means cow's milk and is not suitable as a substitute for baby formula. If you ask for ミルク in a store, you might be directed to regular milk unless the context is clear.
If you need help finding baby formula, you can say: 粉ミルクはどこですか？ (Where is the baby formula?)