Mar 28, 2026Nutrition

Do Brazil Nuts Help Metabolic Health? What 2 Nuts Can—and Can’t Do

Can two Brazil nuts a day help inflammation, gut permeability, or DNA damage? Human trials suggest possible benefits—and one glucose warning.

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Mar 28, 2026Nutrition

Brazil Nuts, Selenium, and the NLRP3 Inflammasome

Brazil nuts can raise selenium status, but can food match selenium supplements for NLRP3-related inflammation in atherosclerosis?

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Mar 28, 2026Nutrition

Nut Gene Expression and Oxidative Stress: What Trials Show

Human trials link Brazil nuts, pistachios, and mixed nuts to gene-expression changes, but biomarker results vary by dose, nut type, and genotype.

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Mar 28, 2026Nutrition

Selenium, CoQ10, and Two Clues to Cardiovascular Survival

A Swedish trial links selenium plus CoQ10 to GPx3, SELENOP, and lower mortality—but only in older adults with low selenium status.

seleniumselenoprotein pgpx3coq10

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Mar 27, 2026Nutrition

Selenium, Gait Speed, and Nutrition After Age 80

In adults over 80, selenium intake tracks with faster walking, while low blood selenium predicts undernutrition risk. What the evidence supports—and cannot prove.

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Mar 27, 2026Nutrition

Selenium and Bone Health: Why Two Trials Found Nothing

Selenium status tracks with bone density, but trials of selenium supplements found no benefit for bone turnover or function in older adults.

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Mar 9, 2026Nutrition

Selenium for Blood Sugar: What 20 RCTs Actually Found

Does selenium improve blood sugar? A 20-trial review found lower fasting insulin but no reliable drop in glucose or HbA1c—and dose may change the result.

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