Zinc is important in wound healing and skin repair, but it’s probably more important for older people who are most likely to be

Zinc Food Source
deficient in this nutrient.
You can get your Daily Value of zinc (15 milligrams) by filling your plate with shellfish and other seafood as well as with whole grains and lean meats. In fact, just one steamed oyster contains a whopping 12.7 milligrams of zinc.
Note: Frequent inexplicable bruising, although rare, may be a sign of a clotting disorder or an immune problem, or a side effect of some medication. If you find yourself bruising easily and frequently, see your doctor.
Vitamin C, the scurvy-fighting nutrient that’s abundant in citrus fruits and broccoli, is needed to form collagen, the “glue” within

Vitamin C Food Source
connective tissues that give shape and elasticity to skin and blood vessels. As the body ages and those connective tissues lose strength, skin becomes thinner and blood vessels are more fragile. Sun exposure accelerates the breakdown of connective tissues, making older people who’ve spent years in the sun more susceptible to bleeding and bruising. The sun’s rays also deplete stores of vitamin C, the very vitamin that the body needs to protect cells and tissue from free radical damage.
Some doctors recommend multivitamin/mineral supplements for most people who are at risk for developing pressure

Bedsore Skin
ulcers, because it ensures that they get the appropriate nutrient intake every day.
A multivitamin/mineral supplement is especially important for older people who are confined to bed or to wheelchairs. They are frequently deficient in a wide array of vitamins.
Researchers who say vitamin C is helpful for asthma point out that other nutrient with similar antioxidant properties could be
beneficial. These nutrients include vitamin E, selenium, and beta-carotene, a yellow pigment found in carrots, cantaloupe, and other fruits and vegetables. Laboratory work indicates that all three help reduce inflammation-producing biochemicals.
“So far, however, all we have are primarily case-control studies,” said doctor. Those studies that looked at actual supplementation with micronutrients or vitamins did not show significant improvement of lung function, with the exception of one study, according to professional nutritionist. In that study, people with asthma who took 100 micrograms of selenium daily for 14 weeks had improved lung function and were less sensitive to airway-constricting inhalants than when they were taking placebos (inactive pills).