Manganese Citrate

Manganese Citrate is a tier 2 form of Manganese, used in 898 on-market products and providing 30.3% elemental manganese by weight.

Basis: Mn3(C6H5O7)2 anhydrous (0.303); commercial hydrated powder per supplier FCC spec ranges 22-24% Mn as sold -- hydration state as labeled is unconfirmed

Why this tier: Same caveat as sulfate -- no human comparative data exists; acceptable by convention only.

Source: https://ods.od.nih.gov/factsheets/Manganese-HealthProfessional/

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