Words · Familiar
niacin
/ˈnaɪəsən/ · 6 letters · 4 distinct letters
- noun
a B vitamin essential for the normal function of the nervous system and the gastrointestinal tract
Words · Familiar
/ˈnaɪəsən/ · 6 letters · 4 distinct letters
a B vitamin essential for the normal function of the nervous system and the gastrointestinal tract