- Traditional Chinese Character(HanT):
咖啡鹼
- Simplified Chinese Character(HanS):
咖啡碱
- Bopomofo(Mandarin Phonetic Symbols): ㄎㄚ ㄈㄟ ㄐㄧㄢˇ (ㄎㄈㄐ)
- Bopomofo(Zhuyin Keyboard Input/IME): "d8 zo ru03" (d8zoru03)
- (ASCII) Hanyu Pinyin: "kafeijian" "Ka1Fei1Jian3" "Ka1 Fei1 Jian3" (KFJ)
- (Latin) Hànyǔ Pīnyīn: KāFēiJiǎn [ Kā Fēi Jiǎn ]
- (英文翻譯) English Translation: "Caffeine"
- (西語翻譯) Traducción Español: "Cafeína"
- (日文翻譯) 日本語翻訳: "カフェイン"