Real ChatGPT answer · index seedxmW38E4M2KIcompleteHealth and wellness · supplements and vitaminscommercial

What are the best iron supplement formulations that prevent gastrointestinal distress and constipation while effectively raising ferritin levels in premenopausal endurance runners?

ChatGPTgpt-64 queries10/31/2026
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The searches the AI actually ran for this prompt.

SEED QUERY
What are the best iron supplement formulations that prevent gastrointestinal distress and constipation while effectively raising ferritin levels in premenopausal endurance runners?
4 real searches · 1 real-search pass
iron supplementation athletes gastrointestinal side effects ferritin iron bisglycinate sucrosomial liposomal randomized trial review premenopausal women endurance athletesGoogle ↗
OBSERVED
oral iron alternate day dosing hepcidin ferritin randomized trial women iron deficiency gastrointestinal adverse effects guidelineGoogle ↗
OBSERVED
iron bisglycinate versus ferrous sulfate ferritin gastrointestinal adverse effects systematic review womenGoogle ↗
OBSERVED
sucrosomial iron ferritin tolerability randomized controlled trial iron deficiency women reviewGoogle ↗
OBSERVED

Badge and edge weight = share of passes that produced the query. Hover a query for its intent and routing format.

Query classes

Google's semantic query class for every sub-query: what kind of answer each search is after, simulated vs real.

Classifying 4 queries…

Searches and sources

ChatGPT4 real searches · gpt-6
iron supplementation athletes gastrointestinal side effects ferritin iron bisglycinate sucrosomial liposomal randomized trial review premenopausal women endurance athletes Google ↗
oral iron alternate day dosing hepcidin ferritin randomized trial women iron deficiency gastrointestinal adverse effects guideline Google ↗
iron bisglycinate versus ferrous sulfate ferritin gastrointestinal adverse effects systematic review women Google ↗
sucrosomial iron ferritin tolerability randomized controlled trial iron deficiency women review Google ↗
  1. The effects of oral ferrous bisglycinate supplementation on hemoglobin and ferritin concentrations in adults and children: a systematic review and meta-analysis of randomized controlled trials. · pubmed.ncbi.nlm.nih.gov
  2. The effects of oral ferrous bisglycinate supplementation on hemoglobin and ferritin concentrations in adults and children: a systematic review and meta-analysis of randomized controlled trials · pmc.ncbi.nlm.nih.gov
  3. Reduced-dose alternate-day oral iron supplementation in women with iron deficiency: a randomized controlled trial. · pubmed.ncbi.nlm.nih.gov
  4. Reduced-dose alternate-day oral iron supplementation in women with iron deficiency: a randomized controlled trial | European Journal of Nutrition · link.springer.com
  5. Management of Iron Deficiency Anemia · gastro.org
  6. AGA Clinical Practice Update on Management of Iron Deficiency Anemia: Expert Review · cghjournal.org
  7. Alternate day versus consecutive day oral iron supplementation in iron-depleted women: a randomized double-blind placebo-controlled study · pubmed.ncbi.nlm.nih.gov
  8. Alternate day versus consecutive day oral iron supplementation in iron-depleted women: a randomized double-blind placebo-controlled study · pmc.ncbi.nlm.nih.gov
  9. Iron deficiency, supplementation, and sports performance in female athletes: A systematic review · pubmed.ncbi.nlm.nih.gov
  10. Iron deficiency, supplementation, and sports performance in female athletes: A systematic review · doi.org
  11. Frontiers | A contemporary understanding of iron metabolism in active premenopausal females · frontiersin.org
  12. EVIDENCE AND RECOMMENDATIONS - WHO guideline on use of ferritin concentrations to assess iron status in individuals and populations · ncbi.nlm.nih.gov
  13. Iron balance and iron supplementation for the female athlete: A practical approach - Pedlar - 2018 - European Journal of Sport Science · onlinelibrary.wiley.com
  14. How and when do I use it? · ausport.gov.au
  15. Iron · ausport.gov.au

Queries

4 queries · click a column to sort
Query / typeSearchIntentQuery classRouting formatClusterFreq ↓Weight
iron supplementation athletes gastrointestinal side effects ferritin iron bisglycinate sucrosomial liposomal randomized trial review premenopausal women endurance athletes
OBSERVED
Google ↗
AI Mode ↗
————1x
of 1
oral iron alternate day dosing hepcidin ferritin randomized trial women iron deficiency gastrointestinal adverse effects guideline
OBSERVED
Google ↗
AI Mode ↗
————1x
of 1
iron bisglycinate versus ferrous sulfate ferritin gastrointestinal adverse effects systematic review women
OBSERVED
Google ↗
AI Mode ↗
————1x
of 1
sucrosomial iron ferritin tolerability randomized controlled trial iron deficiency women review
OBSERVED
Google ↗
AI Mode ↗
————1x
of 1