Question

Which of the following vitamins is not directly involved in ATP production?

a. thiamin
b. riboflavin
c. vitamin B6
d. niacin

Answer 1

Thiamin is not directly involved in ATP production.

Step-by-step explanation:

Out of the given options, thiamin, riboflavin, vitamin B6, and niacin, all of them are directly involved in ATP production except for thiamin.