Intrinsic factor is a crucial glycoprotein produced by the parietal cells of the stomach. Its primary role is to facilitate the absorption of vitamin B12 in the small intestine. Without intrinsic factor, vitamin B12 cannot be effectively absorbed, leading to potential deficiencies and conditions such as pernicious anemia.#nursepractitionerstudent #nursepractitioner #fnp #nursingstudent #nursestiktok