Neither.
It is not a nutrient as it is not absorbed by the digestive tract at all.
Actually, that is its function: to absorb water and remain undigested, adding "bulk" to the elimination process in order to prevent or relieve constipation.
No, fiber is an indigestible plant starch known as cellulose. It is essentially a form of complex sugar that the body cannot digest.
No, diamond is a mineral.
it is mercury because mercury is the most hazardous mineral fiber
Typically, carbon fiber is derived from the mineral graphite
Asbestos
Iron is not a fiber, it is a metal. That I know of, iron is not ductile enough to be formed into a fiber. In terms of nutrition iron is a mineral.
ASBESTOS
Fiber can mean two things. Fiber is a thread formed from a vegetable tissue, mineral substance, or textile. Fiber can also mean a substance formed of such threads.
Liquid water is not considered a mineral because it is not a solid. But solid water--ice, is considered a mineral because it is a solid with a crystal form.
Fiber One is one kind of high fiber cereal. It has vitamins and mineral and also helps keep your body regular.
Quartz is a mineral.
Water as a solid, in the form of ice, is considered a mineral when it is naturally occurring. Ice in snow banks is considered a mineral but ice cubes you make in your freezer are not a mineral.
Ice forms a glacier and therefore it is considered a mineral.