The most common and most likely answer to this crossword clue is the 9 letter word BVITAMINS which also is the latest solution we found used in LA Times in 1996.
Niacin and biotin crossword clue answers
Here's a list of possible crossword answers ranked by the most likely to least likely.
| Answer | Likelyness | Letters | 
|---|---|---|
| BVITAMINS | 100 % | 9 | 
Words with a meaning similar to the clue: Niacin and biotin
These words may or may not be a possible solution to this crosswords clue.- vitamin
 - arginine
 - b12
 - calcium
 - choline
 - folate
 - methionine
 - nitrogen
 - progesterone
 - riboflavin
 - testosterone
 - thyroxine
 
Crossword Answer definitions
More crossword clues leading to the same solutions
Here's a few more crossword clues - all leading to the identical solution