Why does the noun Vitamin have the article das?

Chemical/scientific terms ending in -in (long i sound) are neuter.

Examples

das Benzin (gasoline), das Aspirin (aspirin), das Protein (protein), das Insulin (insulin), das Koffein (caffeine)

Exceptions

die Medizin (medicine) - not a chemical compound

Declension table for German noun Vitamin

How it changes across the four cases.

CaseDefiniteIndefiniteNegative
Nominativdas Vitaminein Vitaminkein Vitamin
Akkusativdas Vitaminein Vitaminkein Vitamin
Genitivdes Vitaminseines Vitaminskeines Vitamins

Examples in context

Real sentences using Vitamin in different cases.

CaseDefiniteIndefiniteNegative
Nominativ
Das wichtige Vitamin ist gesund.The important vitamin is healthy.
Ein wichtiges Vitamin fehlt mir.An important vitamin is missing for me.
Kein Vitamin ist hier enthalten.No vitamin is contained here.
Akkusativ
Ich brauche das wichtige Vitamin.I need the important vitamin.
Er nimmt ein wichtiges Vitamin ein.He takes an important vitamin.
Ich habe kein Vitamin gefunden.I found no vitamin.
Genitiv
Der Mangel des Vitamins ist ernst.The lack of the vitamin is serious.
Die Wirkung eines Vitamins ist wichtig.The effect of a vitamin is important.
Der Preis keines Vitamins ist bekannt.The price of no vitamin is known.

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Frequently asked questions

Everything you might wonder about der, die, das — and the Der Artikel app.

Is it der, die, or das Vitamin?

It is das Vitamin. In German, every noun has a grammatical gender, and Vitamin is neuter. You should always learn the article together with the noun to ensure your German grammar is correct.

What is the plural of das Vitamin?

The plural form of das Vitamin is die Vitamine. In German, regardless of the singular gender, all plural nouns use the definite article “die.”

What does das Vitamin mean in English?

The German word das Vitamin translates to “vitamin” in English.

How do you decline das Vitamin?

Like all German nouns, Vitamin changes its article depending on the case. In the singular, the forms are:
  • Nominativ: das Vitamin
  • Akkusativ: das Vitamin
  • Genitiv: des Vitamins

These changes are necessary because German uses cases to indicate the noun’s role in a sentence (such as the subject or object). Knowing these forms allows you to build grammatically correct sentences.