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Vitamin B 12 deficiency can be extremely serious and lead to megaloblastic anemia, nerve degeneration and irreversible neurological damage. [7] Vegetarians may get vitamin B 12 from eggs and dairy products (milk, cheese, etc.); [8] for some, this is adequate, while others may still remain B 12-deficient. [1]
Finally, other interventions include provisions of adequate micro and macro nutrients such as iron, anemia, and vitamin A supplements and vitamin-fortified foods and ready-to-use products. [3] Programs addressing micronutrient deficiencies , such as those aimed at anemia, have attempted to provide iron supplementation to pregnant and lactating ...
Eyes can be itchy, watery, bloodshot and sensitive to light. Riboflavin deficiency also causes anemia with red blood cells that are normal in size and hemoglobin content, but reduced in number. This is distinct from anemia caused by deficiency of folic acid or vitamin B 12. [21] [22]
Nutritional anemia can be caused by a lack of iron, protein, vitamin B12, and other vitamins and minerals that are needed for the formation of hemoglobin. However, Iron deficiency anemia is the most common nutritional disorder. [7] Signs of anemia include cyanosis, jaundice, and easy bruising. [7]
Micronutrient undernutrition results from insufficient intake of vitamins and minerals. [26] Worldwide, deficiencies in iodine, Vitamin A, and iron are the most common. Children and pregnant women in low-income countries are at especially high risk for micronutrient deficiencies. [26] [50] Anemia is most commonly caused by iron deficiency, but ...
Vitamin B 12 deficiency is potentially extremely serious, leading to megaloblastic anemia (an undersupply of oxygen due to malformed red blood cells), [71] nerve degeneration and irreversible neurological damage. [72] Cases of severe vitamin B 12 deficiency have been reported in vegan adults, children [73] infants and toddlers. [74]
2. Vitamin B12. One of eight B-complex vitamins, vitamin B12 is found naturally in some types of fish, red meat and fortified foods.It plays a key role in central nervous system function, DNA ...
Mineral deficiency is a lack of the dietary minerals, the micronutrients that are needed for an organism's proper health. [1] The cause may be a poor diet , impaired uptake of the minerals that are consumed, or a dysfunction in the organism's use of the mineral after it is absorbed.