Which of the following are two fat-soluble vitamins that humans obtain from non-dietary sources?
A) A and C
B) A and E
C) D and K
D) niacin and thiamin

Question

Quizplus · Accepted Answer

Fat-soluble vitamins are stored in the body's fat tissues and liver, which means they can build up in the body to toxic levels if consumed in excess. Vitamin D can be obtained by exposure to sunlight, and vitamin K is produced by bacteria in the gut. Therefore, humans can obtain both vitamin D and K from non-dietary sources.

Which of the Following Are Two Fat-Soluble Vitamins That Humans