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Supplement evidence

130 / 575Cardiometabolic

Chromium picolinate

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The short answer

Glucose and weight effects are small or inconsistent outside deficiency.

Evidence and scope
Mixed evidence

This status does not grade the ingredient for every goal, outcome, or person.

Important limitation
Trials are inconsistent or small, so a reliable clinically important benefit is not established.
Before deciding
Key concern: Insulin or diabetes medicines, kidney/liver disease, thyroid medicine, and psychiatric medicines require review.

01 / PRACTICAL GUIDE

Dose, absorption, and combinations

These are indication-specific reference or studied ranges—not a personalized prescription. Start with the objective, then check the form, label, medicines, and health conditions.

Reference range by objective
Glucose-related research200–1,000 mcg/day in trials; no routine need established

Reference or studied range—not a personalized prescription. The product label or a clinician may specify a different dose.

Dose source

More is not automatically better. A clinician or product label may specify a different amount.

Absorption / solubilityWater-soluble

Water-soluble or readily water-dispersible. This does not mean excess is always harmless.

How it is commonly taken

Take with food.

Do not combine casually

Insulin or diabetes medicines, kidney/liver disease, thyroid medicine, and psychiatric medicines require review.

Dose and use source

Dose and use links lead to primary or official source material. Search links are discovery tools, not proof that every returned paper applies.

02 / EVIDENCE

What the research says

We keep supportive, mixed, negative, safety, and contextual findings together. The headline never replaces the underlying papers.

1research papers in this ledger
10unique primary studies represented
489unique participants represented

These are audited counts for this JIVANA collection, not search-result totals. Participants are counted once when multiple papers use the same cohort; review papers are not added again to participant totals.

Open the research timelineResearch timeline

Entries are ordered by publication year. A study period appears only when the source reports it.

2003
Does not support the tested claimPMID 12664086

Chromium picolinate for body-weight reduction

The pooled difference was only 1.1 kg and became non-significant when a single influential trial was excluded. Clinical relevance was doubtful, robustness was poor, and only three trials reported adverse events.

Study design and methods
Design
Meta-analysis of 10 randomized, double-blind, placebo-controlled trials
Population
489 participants across pooled body-weight trials
Intervention
Chromium picolinate supplementation versus placebo
Outcome
Body weight and reported adverse events
Open research record
Unscreened discovery appendix—not evidence10 candidate publicationsSearch run: Aug 21, 2026

Complete for the displayed PubMed query at the search timestamp—not for all databases or every possible synonym. Candidates can be irrelevant, duplicate the same study, or report negative findings. They are never summed as evidence or participants until screened.

03 / SOURCES

Start with the source material

The live search is for discovery only. Search-result counts change and are not included in the audited totals above.

Recent PubMed discovery recordsDirect links to the first 12 records returned by the reproducible search. These are discovery candidates—not reviewed summaries or a count of supportive findings.
  1. Effects of chromium supplementation on body composition in patients with type 2 diabetes: A dose-response systematic review and meta-analysis of randomized controlled trials.Vajdi M, Khajeh M, Safaei E et al. · 2024 · Journal of trace elements in medicine and biology : organ of the Society for Minerals and Trace Elements (GMS) · PMID 37952433Open on PubMed
  2. Effect of chromium supplementation on glycated hemoglobin and fasting plasma glucose in patients with diabetes mellitus.Yin RV, Phung OJ · 2015 · Nutrition journal · PMID 25971249Open on PubMed
  3. Characterization of the metabolic and physiologic response to chromium supplementation in subjects with type 2 diabetes mellitus.Cefalu WT, Rood J, Pinsonat P et al. · 2010 · Metabolism: clinical and experimental · PMID 20022616Open on PubMed
  4. Chromium picolinate does not improve key features of metabolic syndrome in obese nondiabetic adults.Iqbal N, Cardillo S, Volger S et al. · 2009 · Metabolic syndrome and related disorders · PMID 19422140Open on PubMed
  5. Effects of chromium picolinate on food intake and satiety.Anton SD, Morrison CD, Cefalu WT et al. · 2008 · Diabetes technology & therapeutics · PMID 18715218Open on PubMed
  6. Chromium picolinate and biotin combination improves glucose metabolism in treated, uncontrolled overweight to obese patients with type 2 diabetes.Albarracin CA, Fuqua BC, Evans JL et al. · 2008 · Diabetes/metabolism research and reviews · PMID 17506119Open on PubMed
  7. A Dietary supplement containing standardized Phaseolus vulgaris extract influences body composition of overweight men and women.Celleno L, Tolaini MV, D'Amore A et al. · 2007 · International journal of medical sciences · PMID 17299581Open on PubMed
  8. Chromium picolinate supplementation attenuates body weight gain and increases insulin sensitivity in subjects with type 2 diabetes.Martin J, Wang ZQ, Zhang XH et al. · 2006 · Diabetes care · PMID 16873787Open on PubMed
  9. Chromium treatment has no effect in patients with poorly controlled, insulin-treated type 2 diabetes in an obese Western population: a randomized, double-blind, placebo-controlled trial.Kleefstra N, Houweling ST, Jansman FG et al. · 2006 · Diabetes care · PMID 16505499Open on PubMed
  10. [Effect of chromium yeast and chromium picolinate on body composition of obese, non-diabetic patients during and after a formula diet].Bahadori B, Wallner S, Schneider H et al. · 1997 · Acta medica Austriaca · PMID 9480618Open on PubMed

04 / EXPERT CONTEXT

Expert context—not evidence

Expert positions are dated context—not scientific evidence. They never raise the evidence status or become consensus by repetition.

No direct, source-verified endorsement is currently recorded. Research authorship or discussion alone is not treated as endorsement.

Educational information only—not medical advice. Product quality, dose, medicines, pregnancy, and kidney or liver disease can materially change safety.