If a person is deficient in B12 because their intrinsic factor production is low, the best way to get the B12 will be by injection.

Question

Quizplus · Accepted Answer

Intrinsic factor is essential for the absorption of vitamin B12 in the gut. If someone is deficient in intrinsic factor, they cannot effectively absorb B12 orally, making injections a more effective method to bypass the gut and ensure adequate B12 levels.

If a Person Is Deficient in B12 Because Their Intrinsic