Supplement Label Index

Chromium Picolinate vs. Chromium Amino Acid Chelate

Among 4,926 on-market chromium products with an identifiable primary form, 38.8% use Chromium Picolinate (1,909 products) and 9% use Chromium Amino Acid Chelate (445).

Chromium PicolinateChromium Amino Acid Chelate
Quality tierTier 1Unrated
Chromium by weight12.4%
Share of market38.8%9%
On-market products1,909445
Median declared dose100 elemental mcg
middle half: 37.2–200
100 elemental mcg
middle half: 32.25–120
Most common brandsEmergen-C, Vitamin World, vitafusionTrace Minerals Research, The Vitamin Shoppe, Douglas Laboratories

Doses are declared per serving in elemental mcg. “By weight” is the share of the ingredient that is the nutrient itself (e.g. elemental magnesium in a magnesium salt).

Why Chromium Picolinate is tier 1

Produced significantly higher 24h urinary Cr than chloride/nicotinate forms in a randomized crossover; the form used in the positive Anderson 1997 glycemic-control RCT.

Source: DiSilvestro RA, Dy E. 2007, J Trace Elem Med Biol 21(2):120-4, PMID 17499152; Anderson RA et al. 1997, PMID 9356027

Why Chromium Amino Acid Chelate is unrated

No dedicated human or animal comparative bioavailability study for this named complex was located.

Source: none found -- insufficient evidence

Tiers summarize published comparative bioavailability or outcome evidence for each form (see methodology). This page describes the market; it is not a recommendation to take either form. Talk to a clinician about what's right for you.

Other chromium comparisons