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Nutrient status

Research measuring nutrient status outcomes.

Research topic: Nutrient status

Counts beside ingredients cover this research topic. Outcome-group counts and study conditions are available in the details.

  • Betaine

    Representative outcomeHuman studies reported a change with no confirmed comparison group in homocysteine; while Studies with an unspecified organism reported a change with no confirmed comparison group in homocysteine.

    Findings from a combination study cannot be attributed to this ingredient alone.

    Some findings concern patients or people with a deficiency.

    Publications for this topic: 14Publications needing review: 6
    View Nutrient status research
    Representative outcome and study details

    Human studies reported a change with no confirmed comparison group in homocysteine; while Studies with an unspecified organism reported a change with no confirmed comparison group in homocysteine.

    These conditions come from related studies and may not describe a single paper.

    Single-ingredient studies · Human studies · Population not specified · comparator not confirmed

    2 publications linked to this result

    Study limits and review notes (1)
    • Study conditions differ; results are shown descriptively and are not pooled.

  • Folate

    Representative outcomeHuman studies reported no clear between-group difference in haemoglobin levels at day 14.

    Some findings concern patients or people with a deficiency.

    Publications for this topic: 7Publications needing review: 6
    View Nutrient status research
    Representative outcome and study details

    Human studies reported no clear between-group difference in haemoglobin levels at day 14.

    Single-ingredient studies · Human studies · Includes patient groups · between-group comparison

    1 publications linked to this result

    Study limits and review notes (1)
    • Route, form, dose, or population details are incomplete, so the findings cannot be confirmed as directly comparable.

  • GABA

    Representative outcomeHuman studies reported a within-group change in bioavailability.

    Publications for this topic: 1
    View Nutrient status research
    Representative outcome and study details

    Human studies reported a within-group change in bioavailability.

    Human studies · within-group comparison

    1 publications linked to this result

    Study limits and review notes (1)
    • Route, form, dose, or population details are incomplete, so the findings cannot be confirmed as directly comparable.

  • Iodine

    Representative outcomeStudies with an unspecified organism reported a change with no confirmed comparison group in endemic goiter.

    Some findings concern patients or people with a deficiency.

    Publications for this topic: 4Publications needing review: 1
    View Nutrient status research
    Representative outcome and study details

    Studies with an unspecified organism reported a change with no confirmed comparison group in endemic goiter.

    Single-ingredient studies · Includes deficiency groups · comparator not confirmed

    1 publications linked to this result

    Study limits and review notes (1)
    • Route, form, dose, or population details are incomplete, so the findings cannot be confirmed as directly comparable.

  • Iron

    Representative outcomeStudies with an unspecified organism reported a change with no confirmed comparison group in Iron absorption.

    Findings from a combination study cannot be attributed to this ingredient alone.

    Some findings concern patients or people with a deficiency.

    Partial research summary

    Publications for this topic: 22Publications needing review: 14
    View Nutrient status research
    Representative outcome and study details

    Partial research summary

    Studies with an unspecified organism reported a change with no confirmed comparison group in Iron absorption.

    These conditions come from related studies and may not describe a single paper.

    single- and combination-ingredient studies · Individual ingredient effects cannot be separated · Includes deficiency groups · Population not specified · comparator not confirmed

    2 publications linked to this result (1 awaiting review included)

    Study limits and review notes (4)
    • Study conditions differ; results are shown descriptively and are not pooled.
    • Combination, formula, or class studies do not isolate this ingredient or establish synergy.
    • Some publications have not cleared source or interpretation review.
    • Some papers could not be reviewed, so this summary covers only findings that could be confirmed.

  • Magnesium

    Representative outcomeHuman studies reported between-group improvement in serum 25OHD concentrations.

    The confirmed comparison studies tested several ingredients together. They cannot isolate the effect of this ingredient.

    Publications for this topic: 1
    View Nutrient status research
    Representative outcome and study details

    Human studies reported between-group improvement in serum 25OHD concentrations.

    combination-ingredient studies · Individual ingredient effects cannot be separated · Human studies · between-group comparison

    1 publications linked to this result

    Study limits and review notes (2)
    • Route, form, dose, or population details are incomplete, so the findings cannot be confirmed as directly comparable.
    • Combination, formula, or class studies do not isolate this ingredient or establish synergy.

  • NAC

    Representative outcomeStudies with an unspecified organism reported a change with no confirmed comparison group in homocysteine.

    Publications for this topic: 1
    View Nutrient status research
    Representative outcome and study details

    Studies with an unspecified organism reported a change with no confirmed comparison group in homocysteine.

    Single-ingredient studies · Population not specified · comparator not confirmed

    1 publications linked to this result

    Study limits and review notes (1)
    • Route, form, dose, or population details are incomplete, so the findings cannot be confirmed as directly comparable.

  • Omega-3

    Some measured outcomes improved in human comparison studies. Read these findings with their populations and conditions.

    Findings from a combination study cannot be attributed to this ingredient alone.

    Some findings concern patients or people with a deficiency.

    Partial research summary

    Publications for this topic: 6Publications needing review: 2
    View Nutrient status research
    Representative outcome and study details

    Partial research summary

    Human studies reported between-group improvement in O3I.

    These conditions come from related studies and may not describe a single paper.

    combination-ingredient studies · Individual ingredient effects cannot be separated · Human studies · between-group comparison

    2 publications linked to this result (1 awaiting review included)

    Study limits and review notes (4)
    • Study conditions differ; results are shown descriptively and are not pooled.
    • Combination, formula, or class studies do not isolate this ingredient or establish synergy.
    • Some publications have not cleared source or interpretation review.
    • Some papers could not be reviewed, so this summary covers only findings that could be confirmed.

  • Probiotics

    Representative outcomeStudies with an unspecified organism reported between-group improvement in Hemoglobin A1c.

    Some findings concern patients or people with a deficiency.

    Publications for this topic: 1
    View Nutrient status research
    Representative outcome and study details

    Studies with an unspecified organism reported between-group improvement in Hemoglobin A1c.

    Scope not specified · Includes patient groups · between-group comparison

    1 publications linked to this result

    Study limits and review notes (1)
    • Route, form, dose, or population details are incomplete, so the findings cannot be confirmed as directly comparable.

  • Riboflavin

    Representative outcomeHuman studies reported between-group improvement in plasma tHcy.

    Publications for this topic: 2
    View Nutrient status research
    Representative outcome and study details

    Human studies reported between-group improvement in plasma tHcy.

    Single-ingredient studies · Human studies · Population not specified · between-group comparison

    1 publications linked to this result

    Study limits and review notes (1)
    • Route, form, dose, or population details are incomplete, so the findings cannot be confirmed as directly comparable.

  • Taurine

    Representative outcomeHuman studies reported between-group improvement in Hb.

    Some findings concern patients or people with a deficiency.

    Publications for this topic: 2Publications needing review: 1
    View Nutrient status research
    Representative outcome and study details

    Human studies reported between-group improvement in Hb.

    Human studies · Includes deficiency groups · between-group comparison

    1 publications linked to this result

    Study limits and review notes (1)
    • Route, form, dose, or population details are incomplete, so the findings cannot be confirmed as directly comparable.

  • Thiamine

    Representative outcomeStudies with an unspecified organism reported a change with no confirmed comparison group in anemia control.

    The confirmed comparison studies tested several ingredients together. They cannot isolate the effect of this ingredient.

    Some findings concern patients or people with a deficiency.

    Publications for this topic: 5Publications needing review: 3
    View Nutrient status research
    Representative outcome and study details

    Studies with an unspecified organism reported a change with no confirmed comparison group in anemia control.

    Single-ingredient studies · Includes deficiency groups · comparator not confirmed

    1 publications linked to this result

    Study limits and review notes (1)
    • Route, form, dose, or population details are incomplete, so the findings cannot be confirmed as directly comparable.

  • Vitamin A

    Representative outcomeHuman studies reported an association with prevalence of deficiency.

    Some findings concern patients or people with a deficiency.

    Publications for this topic: 4Publications needing review: 3
    View Nutrient status research
    Representative outcome and study details

    Human studies reported an association with prevalence of deficiency.

    Scope not specified · Human studies · Includes deficiency groups · comparator not confirmed

    1 publications linked to this result

    Study limits and review notes (1)
    • Route, form, dose, or population details are incomplete, so the findings cannot be confirmed as directly comparable.

  • Vitamin B6

    Representative outcomeHuman studies reported a change with no confirmed comparison group in homocysteine.

    The confirmed comparison studies tested several ingredients together. They cannot isolate the effect of this ingredient.

    Some findings concern patients or people with a deficiency.

    Publications for this topic: 7Publications needing review: 4
    View Nutrient status research
    Representative outcome and study details

    Human studies reported a change with no confirmed comparison group in homocysteine.

    combination-ingredient studies · Individual ingredient effects cannot be separated · Human studies · Includes patient groups · comparator not confirmed

    1 publications linked to this result

    Study limits and review notes (2)
    • Route, form, dose, or population details are incomplete, so the findings cannot be confirmed as directly comparable.
    • Combination, formula, or class studies do not isolate this ingredient or establish synergy.

  • Vitamin B12

    Representative outcomeStudies with an unspecified organism reported both no clear between-group difference and a change with no confirmed comparison group for Vitamin B12 levels.

    Findings from a combination study cannot be attributed to this ingredient alone.

    Some findings concern patients or people with a deficiency.

    Partial research summary

    Publications for this topic: 22Publications needing review: 12
    View Nutrient status research
    Representative outcome and study details

    Partial research summary

    Studies with an unspecified organism reported both no clear between-group difference and a change with no confirmed comparison group for Vitamin B12 levels.

    These conditions come from related studies and may not describe a single paper.

    Single-ingredient studies · Scope not specified · Includes patient groups · between-group comparison · comparator not confirmed

    3 publications linked to this result (1 awaiting review included)

    Study limits and review notes (3)
    • Study conditions differ; results are shown descriptively and are not pooled.
    • Some publications have not cleared source or interpretation review.
    • Some papers could not be reviewed, so this summary covers only findings that could be confirmed.

  • Vitamin C

    Representative outcomeHuman studies reported a change with no confirmed comparison group in hemoglobin level.

    Some findings concern patients or people with a deficiency.

    Publications for this topic: 10Publications needing review: 8
    View Nutrient status research
    Representative outcome and study details

    Human studies reported a change with no confirmed comparison group in hemoglobin level.

    Human studies · Includes patient groups · comparator not confirmed

    1 publications linked to this result

    Study limits and review notes (1)
    • Route, form, dose, or population details are incomplete, so the findings cannot be confirmed as directly comparable.

  • Vitamin D

    Representative outcomeStudies with an unspecified organism reported a change with no confirmed comparison group in serum 25(OH)D levels.

    Animal and cell findings do not establish the same effect in people.

    Findings from a combination study cannot be attributed to this ingredient alone.

    Some findings concern patients or people with a deficiency.

    Partial research summary

    Publications for this topic: 24Publications needing review: 19
    View Nutrient status research
    Representative outcome and study details

    Partial research summary

    Studies with an unspecified organism reported a change with no confirmed comparison group in serum 25(OH)D levels.

    These conditions come from related studies and may not describe a single paper.

    Single-ingredient studies · Scope not specified · Human studies · Includes patient groups · comparator not confirmed

    3 publications linked to this result (2 awaiting review included)

    Study limits and review notes (3)
    • Study conditions differ; results are shown descriptively and are not pooled.
    • Some publications have not cleared source or interpretation review.
    • Some papers could not be reviewed, so this summary covers only findings that could be confirmed.

  • Vitamin E

    Representative outcomeHuman studies reported between-group improvement in Hemoglobin level.

    Animal and cell findings do not establish the same effect in people.

    Some findings concern patients or people with a deficiency.

    Publications for this topic: 3
    View Nutrient status research
    Representative outcome and study details

    Human studies reported between-group improvement in Hemoglobin level.

    Single-ingredient studies · Human studies · Includes patient groups · between-group comparison

    1 publications linked to this result

    Study limits and review notes (1)
    • Route, form, dose, or population details are incomplete, so the findings cannot be confirmed as directly comparable.

  • Zinc

    Representative outcomeStudies with an unspecified organism reported between-group improvement in glycated hemoglobin.

    Some findings concern patients or people with a deficiency.

    Publications for this topic: 4Publications needing review: 2
    View Nutrient status research
    Representative outcome and study details

    Studies with an unspecified organism reported between-group improvement in glycated hemoglobin.

    Single-ingredient studies · between-group comparison

    1 publications linked to this result

    Study limits and review notes (1)
    • Route, form, dose, or population details are incomplete, so the findings cannot be confirmed as directly comparable.
Other research records (15)

The counts above cover the selected topic only. This section also includes other topics, research without a confirmed comparison, animal or cell studies, and findings whose interpretation is held.

  • Ashwagandha

    Some findings are held for review

    Representative outcome and study details

    Some findings are held for review

    Some papers have not cleared source or result review, so their findings are not summarized yet.

    No confirmed result is available to summarize with study conditions.

    A distinct publication count is not available.

    Study limits and review notes (1)
    • Those papers are not summarized until review is complete.
    View Nutrient status research

  • Biotin

    Some findings are held for review

    Representative outcome and study details

    Some findings are held for review

    Some papers have not cleared source or result review, so their findings are not summarized yet.

    No confirmed result is available to summarize with study conditions.

    1 publications linked to this result (1 awaiting review included)

    Study limits and review notes (1)
    • Those papers are not summarized until review is complete.
    View Nutrient status research

  • Coenzyme Q10

    Some findings are held for review

    Representative outcome and study details

    Some findings are held for review

    Some papers have not cleared source or result review, so their findings are not summarized yet.

    No confirmed result is available to summarize with study conditions.

    1 publications linked to this result (1 awaiting review included)

    Study limits and review notes (1)
    • Those papers are not summarized until review is complete.
    View Nutrient status research

  • Collagen

    Some findings are held for review

    Representative outcome and study details

    Some findings are held for review

    Some papers have not cleared source or result review, so their findings are not summarized yet.

    No confirmed result is available to summarize with study conditions.

    1 publications linked to this result (1 awaiting review included)

    Study limits and review notes (1)
    • Those papers are not summarized until review is complete.
    View Nutrient status research

  • Creatine

    Some findings are held for review

    Representative outcome and study details

    Some findings are held for review

    Some papers have not cleared source or result review, so their findings are not summarized yet.

    No confirmed result is available to summarize with study conditions.

    1 publications linked to this result (1 awaiting review included)

    Study limits and review notes (1)
    • Those papers are not summarized until review is complete.
    View Nutrient status research

  • D-Ribose

    Some findings are held for review

    Representative outcome and study details

    Some findings are held for review

    Some papers have not cleared source or result review, so their findings are not summarized yet.

    No confirmed result is available to summarize with study conditions.

    A distinct publication count is not available.

    Study limits and review notes (1)
    • Those papers are not summarized until review is complete.
    View Nutrient status research

  • Fiber

    Some findings are held for review

    Representative outcome and study details

    Some findings are held for review

    Some papers have not cleared source or result review, so their findings are not summarized yet.

    No confirmed result is available to summarize with study conditions.

    1 publications linked to this result (1 awaiting review included)

    Study limits and review notes (1)
    • Those papers are not summarized until review is complete.
    View Nutrient status research

  • Inulin

    Some findings are held for review

    Representative outcome and study details

    Some findings are held for review

    Some papers have not cleared source or result review, so their findings are not summarized yet.

    No confirmed result is available to summarize with study conditions.

    1 publications linked to this result (1 awaiting review included)

    Study limits and review notes (1)
    • Those papers are not summarized until review is complete.
    View Nutrient status research

  • L-Carnitine

    Some findings are held for review

    Representative outcome and study details

    Some findings are held for review

    Some papers have not cleared source or result review, so their findings are not summarized yet.

    No confirmed result is available to summarize with study conditions.

    1 publications linked to this result (1 awaiting review included)

    Study limits and review notes (1)
    • Those papers are not summarized until review is complete.
    View Nutrient status research

  • L-Theanine

    Some findings are held for review

    Representative outcome and study details

    Some findings are held for review

    Some papers have not cleared source or result review, so their findings are not summarized yet.

    No confirmed result is available to summarize with study conditions.

    A distinct publication count is not available.

    Study limits and review notes (1)
    • Those papers are not summarized until review is complete.
    View Nutrient status research

  • Niacin

    Some findings are held for review

    Representative outcome and study details

    Some findings are held for review

    Some papers have not cleared source or result review, so their findings are not summarized yet.

    No confirmed result is available to summarize with study conditions.

    1 publications linked to this result (1 awaiting review included)

    Study limits and review notes (1)
    • Those papers are not summarized until review is complete.
    View Nutrient status research

  • Prebiotics

    Some findings are held for review

    Representative outcome and study details

    Some findings are held for review

    Some papers have not cleared source or result review, so their findings are not summarized yet.

    No confirmed result is available to summarize with study conditions.

    1 publications linked to this result (1 awaiting review included)

    Study limits and review notes (1)
    • Those papers are not summarized until review is complete.
    View Nutrient status research

  • Quercetin

    Some findings are held for review

    Representative outcome and study details

    Some findings are held for review

    Some papers have not cleared source or result review, so their findings are not summarized yet.

    No confirmed result is available to summarize with study conditions.

    1 publications linked to this result (1 awaiting review included)

    Study limits and review notes (1)
    • Those papers are not summarized until review is complete.
    View Nutrient status research

  • Vitamin K

    Some findings are held for review

    Representative outcome and study details

    Some findings are held for review

    Some papers have not cleared source or result review, so their findings are not summarized yet.

    No confirmed result is available to summarize with study conditions.

    2 publications linked to this result (2 awaiting review included)

    Study limits and review notes (1)
    • Those papers are not summarized until review is complete.
    View Nutrient status research

  • Whey Protein

    Some findings are held for review

    Representative outcome and study details

    Some findings are held for review

    Some papers have not cleared source or result review, so their findings are not summarized yet.

    No confirmed result is available to summarize with study conditions.

    1 publications linked to this result (1 awaiting review included)

    Study limits and review notes (1)
    • Those papers are not summarized until review is complete.
    View Nutrient status research
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