CheckVegan

Is Cytosine vegetarian?

Cytosine

Vegetarian Vegetarian
Vegan Vegan

Cytosine is one of the four nucleotide bases found in DNA and RNA, a pyrimidine derivative that forms hydrogen bonds with guanine; it is typically produced synthetically for cosmetic use.

Also known as 4-Amino-2(1H)-pyrimidinone
INCI name Cytosine
CAS number 71-30-7
EC number 200-749-5
CosIng ID 55577
Last reviewed 9 July 2026

An ingredient is considered vegetarian if it avoids components derived from killing an animal.

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