Sources:
Deficiency is very common.
Uses:
Small doses regularly are best to balance blood sugars.
Medication interactions:
Can potentiate metformin and make it more effective. Great addition if you are looking for an alternative to a dose increase, or if you are wanting to reduce your dose and still get a benefit.
Fun Fact:
Chromium 6 (hexavalent) is the toxic form of chromium resulting from industrial pollution. It is the toxin that Eric Brockovich fought so hard to protect her community against.