Lanthanum Cation (3)

**Semantic type:** Element, Ion, or Isotope

**Definition:** The ionized form of lanthanum (trivalent ion) with phosphate binding property. Lanthanum ion binds dietary phosphate and inhibits the absorption of phosphate by forming highly insoluble lanthanum-phosphate complexes that reduce the concentrations of serum phosphate and calcium phosphate.

**Synonyms:** - LANTHANUM CATION (3+) - La3+ - Lanthanum Ion