Vitamin B3 Crossword Clue

We have the 6-letter answer for Vitamin B3 crossword clue, last seen in the Missing Letter Crossword February 17, 2026 puzzle. This answer will help you finish the puzzle you’re working on.

Vitamin B3 Crossword Answer

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NIACIN

(6 letters)

Helpful Hints

(noun)
1. a B vitamin essential for the normal function of the nervous system and the gastrointestinal tract

Hint 2: Clue Definition

VITAMIN (noun)
1. any of a group of organic substances essential in small quantities to normal metabolism

Hint 3: Other Answers Used in the Past

Niacin
(6 letters)

More Missing Letter Crossword (2/17/2026) Answers

Across

1. NOUN: "mostly indigestible material in food (such as legumes, whole grains, and vegetables) that...promotes elimination of waste from the large intestine"

6. Set of twelve (abbr.)

9. Get a smile out of

10. NOUN: "a...savings [fund] in which income taxes on certain deposits and on all gains are deferred until withdrawals are made"

11. ADJECTIVE: "of or relating to principles of right and wrong in behavior"

12. NOUN: "a high official with special privileges"

15. Right for the situation

17. NOUN: "a...colorless and...inert gaseous element"

19. NOUN: "a wily subterfuge"

21. PLURAL NOUN: "various small wingless usually flattened insects (orders Anoplura and Mallophaga) parasitic on warm-blooded animals"

22. NOUN: "cutting instrument consisting of a sharp blade fastened to a handle"

24. ADVERB: "at the present time or moment"

25. NOUN: "a condition that is characterized by various psychological and physiological effects (such as fatigue and irritability)...and probably results from disruption of circadian rhythms in the human body"

27. NOUN: "the Chinese peoples especially as distinguished from non-Chinese (such as Mongolian) elements in the population"

28. NOUN: "a seasoned minced or ground meat (such as pork, beef, or poultry) stuffed in casings usually of prepared animal intestine"

31. Son of, in Saudi Arabia

32. Take ___ (check out property)

33. Goth in 2025's "Frankenstein"

34. VERB: "to sing by suddenly changing from a natural voice to a falsetto and back"

All Answers

Down

1. Close pal, casually

2. "If you ask me..." when texting

3. NOUN: "a yellowish red to reddish brown pigment"

4. Morales in 2025's "Mission: Impossible -- The Final Reckoning"

5. "You're overreacting!"

6. NOUN: "a forked [stick] believed to indicate the presence of water or minerals especially by dipping downward when held over a vein"

7. GEOGRAPHICAL NAME: "river 1336 miles (2150 kilometers) long in Venezuela flowing from the Brazilian border to the Colombia border and from there into the Atlantic Ocean through a wide delta"

8. INTERJECTION: "used to indicate a sudden or instantaneous occurrence"

14. NOUN: "a transparent sheet of [material] on which objects are drawn or painted in the making of animated cartoons"

15. NOUN: "a boat or ship held to resemble that in which Noah and his family were preserved from the Flood"

16. NOUN: "an Indo-Aryan language of...the northwestern Indian subcontinent"

18. Recently purchased

20. NOUN: "the terrestrial phase of a predominantly aquatic newt"

23. John Denver loves

26. Prefix with pay or pilot

27. "Is that the guy?"

29. VERB: "to seek justice or right from (a person) by legal process"

30. Classic MTV show, briefly

All Answers