Search results
Results from the WOW.Com Content Network
Get a free, customized vitamin plan based specifically on your health when you click on the image at right. No purchase is required -- though they gently suggest you buy vitamins -- so this is ...
Vitamin A status involves eye health via two separate functions. Retinal is an essential factor in rod cells and cone cells in the retina responding to light exposure by sending nerve signals to the brain. An early sign of vitamin A deficiency is night blindness. [6] Vitamin A in the form of retinoic acid is essential to normal epithelial cell ...
Vitamin E may help slow mild cognitive impairment due to the nutrient’s antioxidant properties. Check out our healthy nuts and seed recipes for a slew of ways to include these nutrient-dense ...
Vitamin C gets a lot of attention for its immune-aiding properties, and it’s for good reason. It’s a powerful antioxidant that encourages the production of white blood cells, which protect you ...
Retinyl palmitate, or vitamin A palmitate, is the ester of retinol and palmitic acid, with formula C 36 H 60 O 2. It is the most abundant form of vitamin A storage in animals. [2] An alternate spelling, retinol palmitate, which violates the -yl organic chemical naming convention for esters, is also frequently seen. [citation needed]
The American scientist George Wald was the first to recognize that the visual system expends vitamin A and is dependent upon diet for its replacement. [35] Vitamin A serves many functions in the human body outside of healthy vision. It is vital in maintaining a healthy immune system as well as promoting normal growth and development. [36]
The Recommended Dietary Allowance (RDA) for vitamin B12 is 0.9-2.4 μg/day, while the estimated average requirement in the U.S. and Canada is 0.7-2 μg/day. Elderly individuals with plasma vitamin B12 levels below 148 pmol/L are considered severely deficient, and those with levels between 148 and 221 pmol/L are marginally deficient.
If you are incorporating more protein into your diet, make sure it is nutritionally balanced and that you are also emphasizing fiber-rich food sources, healthy fats and essential vitamins and ...