Here are a few notes about the biological role of neodymium.
Neodymium has no biological role. Hazards and Risks
Here are a few notes about the hazards and risks associated with neodymium.
Neodymium compounds are encountered rarely by most people. All neodymium compounds should be regarded as highly toxic although initial evidence would appear to suggest the danger is limited. Neodymium compounds are skin and eye irritants. The metal dust presents a fire and explosion hazard.