Supplement Label Index

Molybdenum Glycinate Chelate vs. Molybdenum Krebs Cycle Chelate

Among 3,446 on-market molybdenum products with an identifiable primary form, 23.2% use Molybdenum Glycinate Chelate (801 products) and 6.5% use Molybdenum Krebs Cycle Chelate (223).

Molybdenum Glycinate ChelateMolybdenum Krebs Cycle Chelate
Quality tierUnratedUnrated
Molybdenum by weight——
Share of market23.2%6.5%
On-market products801223
Median declared dose50 elemental mcg
middle half: 25–75
50 elemental mcg
middle half: 34–50
Most common brandsBluebonnet, XYMOGEN, MegaFoodDouglas Laboratories, NATURELO Premium Supplements, Genestra Brands

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 Molybdenum Glycinate Chelate is unrated

No head-to-head human bioavailability or efficacy comparison of this form was located in PubMed searches.

Why Molybdenum Krebs Cycle Chelate is unrated

No head-to-head human bioavailability or efficacy comparison of this form was located in PubMed searches.

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 molybdenum comparisons