Question

The doctor has prescribed a diet high in vitamin B12 for a client with pernicious anemia. Which foods are highest in B12? A. Meat, eggs, dairy products B. Peanut butter, raisins, molasses C. Broccoli, cauliflower, cabbage D. Shrimp, legumes, bran cereals

Short answer

A) Meat, eggs, and dairy products. B) Peanut butter, raisins, and molasses. C) Broccoli, cauliflower, and cabbage. D) Shrimp, legumes, and bran cereals. Answer: A) Meat, eggs, and dairy products.

Step-by-step solution

Evaluate option A

Meat, eggs, and dairy products are all animal-based and are known to be good sources of vitamin B12.

Evaluate option B

Peanut butter, raisins, and molasses are not primary sources of vitamin B12. They might have small amounts of B12, but they are not as rich in B12 as animal-based products.

Evaluate option C

Broccoli, cauliflower, and cabbage are vegetables, and while they are healthy, they are not known to be significant sources of vitamin B12.

Evaluate option D

Shrimp is a good source of vitamin B12, but legumes and bran cereals are not as rich in B12 as meat, eggs, and dairy products.

Choose the best option

After evaluating each option and comparing their vitamin B12 content, the correct answer is option A. Meat, eggs, and dairy products are the highest in vitamin B12.

Key concepts

Pernicious Anemia Nutrition

Pernicious anemia is a condition where the body can't make enough healthy red blood cells due to a lack of vitamin B12 absorption. Nutritional intervention is key to managing this condition effectively. Consuming foods rich in vitamin B12 is crucial, as this vitamin is essential for the production of red blood cells and maintaining a healthy nervous system. Patients with pernicious anemia often have difficulty absorbing vitamin B12 from digestive processes, so dietary management often includes foods fortified with B12 or even supplements. It's important to focus on ensuring adequate intake of this vitamin to help manage and mitigate the symptoms of the condition.
Some practical tips to improve nutritional intake for individuals with pernicious anemia include:

• Consuming balanced meals with a focus on vitamin B12-rich foods.
• Regular check-ups with healthcare providers to monitor B12 levels.
• Considering vitamin B12 injections if medically advised, as these bypass the digestive system.

Incorporating these approaches can significantly contribute to better health outcomes.

Dietary Sources of Vitamin B12

Vitamin B12 is a crucial nutrient found naturally in certain foods and available as a dietary supplement. It is vital for brain health, the formation of blood cells, and DNA synthesis. Foods that are naturally rich in vitamin B12 are primarily animal-based, which can pose a challenge for vegetarians and vegans seeking to maintain adequate levels of this vitamin. Here are some of the best dietary sources of vitamin B12:

• Meat: Red meats like beef and liver are particularly high in vitamin B12.
• Eggs: Contain reasonable amounts of B12 and are easily included in many diets.
• Dairy Products: Including milk, cheese, and yogurt, are good sources of this nutrient.
• Fish and Shellfish: Tuna, salmon, and shrimp have high B12 content.

Supplementation or fortified foods might be necessary for some groups, such as older adults or those with dietary restrictions, to ensure adequate intake.

Animal-Based Nutrients

Animal-based nutrients, especially vitamin B12, are vital for maintaining various bodily functions. Vitamin B12 is predominantly found in animal-derived foods, making these essential for people who include such items in their diets. Unlike many other vitamins, B12 is not present in plant foods, which makes animal-based diets a primary source. Let’s explore some key benefits of consuming animal-based nutrients:

• Provides a direct source of bioavailable vitamin B12, which the body absorbs efficiently.
• Supports nerve function, due to the role of B12 in nerve cell maintenance.
• Essential for the formation of red blood cells, helping prevent anemia related symptoms.

Including a variety of animal-based products like meats, dairy, and eggs in your diet can help ensure you receive sufficient amounts of vitamin B12. For individuals who do not consume animal products, alternative dietary plans or supplements should be considered to prevent deficiencies.