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In healthy adults from Galicia, Spain, the amount of selenium in the blood changes more noticeably with dietary intake than the levels of zinc, copper, or iron, which stay relatively constant due to...
In healthy adults from Galicia, Spain, eating dairy products is consistently linked to higher or lower levels of 13 out of 14 trace minerals in the blood, suggesting dairy may affect how these...
People in Galicia, Spain, who eat more seafood have higher levels of selenium—a beneficial nutrient—as well as higher levels of toxic elements like arsenic and mercury in their blood, because seafood...
In healthy adults from Galicia, Spain, eating more grains is linked to slightly lower levels of selenium in the blood, possibly because compounds in grains interfere with selenium absorption.
In healthy adults from Galicia, Spain, people who consume more dietary oil tend to have lower levels of selenium in their blood, which may be related to how fat in the diet affects selenium...
People in Galicia, Spain, who eat more seafood tend to have higher levels of selenium in their blood, and those with sufficient selenium levels typically eat about four servings of fish per week.
Children born with an underactive thyroid who take levothyroxine medication show different levels of certain thyroid-related substances in their blood compared to children with normal thyroid...
Giving children with congenital hypothyroidism selenium supplements at 20–60 mcg per day for three months does not change the levels of thyroid hormones T4 and T3 in their blood, or the ratio between...
In children with congenital hypothyroidism who are already taking levothyroxine, taking a selenium supplement for three months lowers thyroglobulin levels by about 74%, but does not change the...
In adults with autoimmune hypothyroidism, quality of life improved over 12 months whether they took selenium or a placebo, suggesting the improvement was not due to selenium but possibly to other...
Taking selenium supplements daily for a year does not lower the amount of levothyroxine that adults with autoimmune hypothyroidism need to take to manage their thyroid hormone levels.
Taking 200 micrograms of selenium daily for a year raises selenium levels in the blood of adults with autoimmune hypothyroidism who are on levothyroxine, but it does not change how efficiently the...
In people with autoimmune hypothyroidism taking levothyroxine, taking 200 micrograms of selenium daily for a year may lower levels of thyroid peroxidase antibodies by about 19% compared to a placebo,...
Taking 200 micrograms of selenium daily for a year does not improve how people with autoimmune hypothyroidism feel on a standardized quality-of-life survey, even though their thyroid antibody levels...
Brazilian adults who drink alcohol tend to consume about 4.38 micrograms more selenium per day than those who do not drink, likely because their diets include more selenium-rich foods like meat and...
In Brazil, people who currently smoke consume about 7.77 micrograms less selenium per day than those who have never smoked or have quit, suggesting their diet tends to include less selenium-rich...
In Brazil, people with lower income and non-white skin color tend to consume less selenium in their diet than those with higher income and white skin color, which may increase their risk of not...
In Brazilian adults, people who consume more selenium tend to be women, older than 60, have higher income or education, drink alcohol, or engage in regular physical activity. People who consume less...
In Brazilian adults, the majority of selenium intake comes from nuts, cooked fish, and boneless meat, with nuts providing nearly 29% of total selenium consumption.
In older adults with low selenium levels, taking selenium and coenzyme Q10 supplements is associated with higher levels of reverse T3, a thyroid hormone metabolite, which may indicate a biological...
In older adults with low selenium levels, taking selenium and coenzyme Q10 supplements for four years results in a smaller rise in thyroid-stimulating hormone (TSH) levels compared to taking a...
In older adults with low selenium levels, low levels of the thyroid hormone fT3 are linked to poorer mental and physical well-being. Taking selenium and coenzyme Q10 supplements removes this link and...
In older adults with low selenium levels, higher baseline TSH levels are linked to a 35% increased risk of dying from cardiovascular disease over 10 years. Taking selenium and coenzyme Q10...
In older adults with low selenium levels, taking 200 micrograms of selenium and 200 milligrams of coenzyme Q10 daily for four years is associated with an increase in free triiodothyronine and a...