The Healthspan Map · Nutrient

Chromium

Linked to getting too little

Where a shortfall of Chromium is linked — 1 sources.In the order the Map holds them: strongest evidence first. That is a statement about the evidence, not about what matters most.
Nutrient or lever	Direction	Strength	Evidence type	What was found	Source
Chromium	Eat enough of	Emerging	RCT / trial	Chromium supplementation shows modest, inconsistent glycemic benefit (~-0.6% HbA1c in one review), mainly at high doses; evidence is mixed.	Chromium & glucose metabolism (opens in a new tab)

Where an excess of Chromium is linked — 1 sources.In the order the Map holds them: strongest evidence first. That is a statement about the evidence, not about what matters most.
Nutrient or lever	Direction	Strength	Evidence type	What was found	Source
Chromium	Don't overdo	Emerging	Established clinical	High-dose or inorganic chromium irritates the GI tract (gastritis, abdominal pain, vomiting, bloody diarrhoea); supplements may cause mild GI upset.	Chromium GI irritation (opens in a new tab)