The most objectively substantiated health-related reason for tanning is that it improves vitamin D status. The serum 25-hydroxyvitamin D concentration (25(OH)D) is the measure of vitamin D nutrition status. Human biology was probably optimized through natural selection for a sun-rich environment th...
Everything you need to know about vitamin D, from how much you need and how you can benefit from it to what can happen if you get too little or too much.
This study primarily evaluated serum 25-hydroxy vitamin D levels in postmenopausal women with vitamin D insufficiency who received different dosages and intervals of vitamin D2supplementation. We secondarily evaluated the percentages of those who achieved vitamin D sufficiency level (Defined as ≥30ng/...
Background:Dementia is now a major public health issue in low- and middle-income countries, and strategies for primary prevention are needed. This study ai... M Scazufca,OP Almeida,PR Menezes - 《International Psychogeriatrics》 被引量: 77发表: 2010年 Vitamin D for Cancer Prevention and Surv...
Brief explanation: Vitamin D comes in two forms, D2 and D3. D2 comes from foods and D3 is created by the body when the skin is exposed to the ultraviolet radiation in sunlight. As explained inthis article about lack-of-sunlight,“Both are converted to 25-hydroxy vitamin D, which trav...
Some common changes may happen to your body when going off birth control, such as hair loss, acne, or low vitamin D levels. Hormonal birth control—such as the pill, ring, patch, or IUD—helps prevent pregnancy but can also have benefits like reduced menstrual cramps or acne.1 The side...
The four most common vitamin deficiencies include vitamin D, B6 and B12, and folic acid. Other common nutritional deficiencies include iron, iodine, magnesium, and calcium. Most of the American population is deficient in nutrients. This is mainly due to the typical westerndiet, which consists of...
Drink the same amount of total "drinks" per day, but fill in half of what you'd normally drink in caffeine with water/juices/gatorade. Best tip that people don't think of. Taking a multivitamin is always good for you, but I take the One-A-Day (I think that's the brand) ...
Vitamin D and its active forms (25-hydroxycholecalciferol and 1α- hydroxycholecalciferol) affect bone development and eggshell quality because of their roles in the calcium and phosphorus cycles, but these are not their only functions in poultry.Stadelmanet al. [160] reported that vitamin D defic...
aging. Hydroxyproline is needed for collagen stability and is created by modifying normal proline amino acids after the collagen chain is built. This reaction also requires vitamin C (to assist in the addition of oxygen), which is whyvitamin C deficiencycan cause abnormalities in collagen levels...