Index/Topics/Iron Deficiency

Iron Deficiency

The effects of iron deficiency on cognitive function

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7 results
Jan 25, 2026
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What blood tests diagnose iron deficiency versus iron overload and how are results interpreted?

is diagnosed by a panel of blood tests — commonly serum ferritin, serum iron, total iron‑binding capacity (TIBC) or transferrin, and transferrin saturation — interpreted together because each marker h...

Jan 12, 2026
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Magnesium breakthrough supplement

Magnesium Breakthrough is a BiOptimizers supplement that combines seven forms of magnesium and markets itself as a “full‑spectrum” solution to support sleep, relaxation, muscle and cardiovascular heal...

Jan 14, 2026
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Beet root effect

Beet root effect—commonly called beeturia—is the temporary pink-to-red discoloration of urine and sometimes stool after consuming beets or beet-derived pigments, driven by excretion of betalain pigmen...

Feb 1, 2026

How do baseline nutrient deficiencies (e.g., B12, vitamin D) modify supplement effects on cognition in clinical trials?

is a major effect modifier in trials of supplements for cognition: benefits are most consistently observed when participants are deficient at baseline, while trials in nutritionally replete cohorts te...

Jan 27, 2026

What is the diagnostic workup for unexplained hypoglycemia in non‑diabetic patients after weight loss or bariatric surgery?

after weight loss or bariatric surgery demands a methodical, stepwise diagnostic workup that first confirms true hypoglycemia and then distinguishes common from other causes such as , , , drugs, or in...

Jan 15, 2026

Which blood tests identify nutrient deficiencies that impair short‑term memory?

A concise panel of blood tests can detect several nutrient and metabolic abnormalities that are known to impair short‑term memory—most notably vitamin B12 (and its functional markers), iron status, vi...

Jan 11, 2026

Can ferritin be misleading and when should transferrin saturation be used?

Ferritin measures stored iron but is also an acute-phase reactant, so elevated ferritin can reflect inflammation, liver disease, or other non‑iron causes and therefore mislead clinicians about true ir...