How to Say "domestic product" in Spanish
The Spanish word for “domestic product” is “nacional” — B1 level.
English → SpanishB1
nounB1
Goods produced locally

Examples
El hotel está reservado solo para nacionales en esta época.
The hotel is reserved only for nationals (citizens) during this time.
Es una de las nacionales más talentosas del equipo.
She is one of the most talented national team members.
Adjective Acting as a Noun
In this case, the adjective 'nacional' is used like a noun. If you are talking about a man, use 'el nacional'; if you are talking about a woman, use 'la nacional'.
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