what are the nutritional needs of adults?
['Calcium and Vitamin D. Older adults need more calcium and vitamin D to help maintain bone health. ... ', 'Vitamin B12. Some adults older than 50 may not be able to absorb enough vitamin B12. ... ', 'Dietary Fiber. Eat fiber-rich foods to stay regular. ... ', 'Potassium. ... ', 'Know Your Fats.']