Question

Case Study #1: Supplemental Vitamin A Read the scenario. Write up your answers in sentence form for the following five questions below. Beth H. is a 29-year-old professional woman with a family history of osteoporosis. She weighs 135 pounds and is 66 inches tall. She eats a varied diet that includes meat, fish, and poultry and she consumes at least 2 cups of low-fat milk or yogurt most days. She drinks a small glass of orange juice every moming and typically eats about 2 cups of vegetables daily. Every day she takes a daily multivitamin that contains 10,000 IU Vitamin A (as beta-carotene), and now she is wondering if this may be necessary or even harmful. 1. According to the current RDA for vitamin A included in this chapter, how much vitamin A does Beth need each day? (2 points) 2. Use Figure 11-7 to estimate how much vitamin A (in micrograms RAE) Beth can reasonably expect to receive from her usual diet. List the foods & their amounts in micrograms RAE. (3 points) 3. Considering her family history and age, list 2 reasons that Beth should avoid excessive intakes of vitamin A in supplement form? (2 points) 4. What might be Beth's reasons to continue taking her multivitamin supplement, which contains vitamin A as beta-carotene? (2 points) 5. What might be her reasons not to continue taking this supplement? (2 points) Case Study #2: Low Serum Vitamin D

answer the following question set based on the scenario

Answer 1

1. 700 mcg vit A needed for women

3. Beth's family history with Osteoporosis would be a risk factor if she consumes excessive Vitamin A as too much of vitamin A would decrease the bone density and weaken the bones and may even lead to fractures.

4. Since preformed Vitamin A from animal sources increases the risk of osteoporosis, another type of Vitamin A which contains beta carotene is good for bones. This gets converted into active vitamin A. And moreover this is from a plant source.

5. Can cause other adverse effects like liver damage,etc.