Essential acid type WSJ Crossword Clue
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The most common and recent 5-letter answer for "Essential acid type" is AMINO.
The clue 'Essential acid type' points to 'AMINO' because amino acids are fundamental building blocks of proteins and are essential for life. The word 'type' indicates a category, and 'essential' suggests something fundamental or necessary, both of which apply to amino acids.
This clue was last seen in the WSJ Crossword on January 27, 2026.
Amino acids are organic compounds that combine to form proteins.
___ acid (protein building block), NH2 group, Important acid type, Question from someone seeking reassurance, Kind of protein-building acid
The clue “Essential acid type” is a classic crossword staple, frequently appearing in puzzles like the WSJ crossword. For the puzzle dated January 27 2026, the definitive 5-letter answer is: AMINO.
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