Luteun or Lutein: How To spell?

The word Luteun is misspelled against Lutein, a noun meaning "A substance of a strongly marked yellow color, extracted from the yelk of eggs, and from the tissue of the corpus luteum."

Word contains consecutive vowels 'EI' in between alphabets lut & n is misspelled as 'EU'
Wrong Spelling:  lut-eu-n 
Correct Spelling:  lut-ei-n 
Check more misspelled words of Lutein to spell it correct.