I am allergic to milk products. Would it be possible to request a ___ meal?

non-dairy meal 指不含乳製品的餐點，與 allergic to milk products（對乳製品過敏）直接對應，是語意最精準、限制範圍最剛好的選項。FDA亦將 dairy-free／non-dairy 用語視為用以傳達產品非乳製、未含牛奶的標示方向。