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D014807. Legal status. In Wikidata. Vitamin D is a group of fat-soluble secosteroids responsible for increasing intestinal absorption of calcium, magnesium, and phosphate, and for many other biological effects. [1] [2] In humans, the most important compounds in this group are vitamin D 3 ( cholecalciferol) and vitamin D 2 ( ergocalciferol ).
Estimated Average Requirements (EAR), are expected to satisfy the needs of 50% of the people in that age group based on a review of the scientific literature. Recommended Dietary Allowances (RDA), the daily dietary intake level of a nutrient considered sufficient by the Food and Nutrition Board of the Institute of Medicine to meet the ...
Reference Daily Intake. In the U.S. and Canada, the Reference Daily Intake ( RDI) is used in nutrition labeling on food and dietary supplement products to indicate the daily intake level of a nutrient that is considered to be sufficient to meet the requirements of 97–98% of healthy individuals in every demographic in the United States.
2. Trauma. White toenails can also be caused by trauma. "Trauma could cause white spots on the nails or even white lines (leukonychia)," says Dr. Mendeszoon. "Bumping one’s toe or being stepped ...
A bag of folic acid at La Princesita Tortilleria. Manufacturers of corn masa flour may be mandated to add a new ingredient to their products sold and produced in California. Two grams, foreground ...
Acrylic nails have been around for decades. Used to add length and thickness to your natural nails, they’re also super customizable in their shapes and colors. Though their popularity continues ...
The seven major classes of nutrients are carbohydrates, fats, fiber, minerals, proteins, vitamins, and water. [4] Nutrients can be grouped as either macronutrients or micronutrients (needed in small quantities). Carbohydrates, fats, and proteins are macronutrients, and provide energy. [4] Water and fiber are macronutrients, but do not provide ...
A dietary supplement is a manufactured product intended to supplement a person's diet by taking a pill, capsule, tablet, powder, or liquid. [2] A supplement can provide nutrients either extracted from food sources, or that are synthetic (in order to increase the quantity of their consumption). The classes of nutrient compounds in supplements ...