The short answer
Provide unsaturated fat, magnesium, and exceptionally concentrated selenium.
- Evidence and scope
- Food context; study findings do not grade the whole food.
- Important limitation
- Nut-rich patterns have cohort and randomized-trial support for cardiovascular outcomes and risk markers; individual-nut evidence is usually smaller.
- Before deciding
- Selenium content is extremely high and variable. A small amount can exceed daily needs, so avoid treating Brazil nuts as an unlimited supplement.
01 / NUTRIENTS & FORM
Nutrient snapshot
The exact food form matters. Raw, cooked, drained, dried, fortified, and branded versions can have meaningfully different values.
Provide unsaturated fat, magnesium, and exceptionally concentrated selenium.
We have not assigned a specific composition record to this food yet. Values will appear only after the food description, preparation state, edible portion, and serving weight are verified.
How nutrient values will be verified
- Planned display basis
- Practical serving and per 100 g
- Planned nutrient fields
- Energy, protein, carbohydrate, fiber, fat, sodium, and the most relevant micronutrients
- Publication rule
- Show the database, record ID, food form, serving weight, and verification date
02 / RESEARCH
Evidence map: baseline and emerging signals
The current baseline stays visually separate from credible findings that are mechanistic, responder-dependent, small, or not yet replicated.
The general interpretation that does not depend on one unreplicated positive result. An established limitation is as important as an established benefit.
Effects of Brazil nut consumption on selenium status and cognitive performance in older adults with mild cognitive impairment: a randomized controlled pilot trial.
The abstract reports a qualified or outcome-specific signal. It does not establish a general health benefit beyond the tested form, population, comparator, and duration.
- Study design
- Randomized controlled trial
- Tested form / scope
- Whole food
- Editorial interpretation
- Nut-rich patterns have cohort and randomized-trial support for cardiovascular outcomes and risk markers; individual-nut evidence is usually smaller.
- Screening record
- One relevant human PubMed source was verified and classified. This is a source card, not a complete evidence synthesis or a count of favorable studies.
Educational information only—not medical advice. Allergies, medicines, pregnancy, kidney disease, diabetes treatment, swallowing needs, and preparation safety can change what is appropriate.