Biochemistry · Vitamins and Minerals

Magnesium

2 min read

Quick Orientation

Section

Definition

Objective
Understand the core idea
Keywords
Magnesium (Mg), 20 g, 70%

Dietary Requirements

Objective
Learn the main facts and relationships
Keywords
350 mg/day, 300 mg/day

Sources

Objective
Learn the main facts and relationships
Keywords
Sources

Absorption

Objective
Learn the main facts and relationships
Keywords
specific carrier system, 50%

Serum Mg

Objective
Learn the main facts and relationships
Keywords
ionized, protein-bound

Clinical Correlation

Objective
Connect the mechanism to clinical findings
Keywords
calcium, phosphate or alcohol diminishes, PTH increases

Definition

Magnesium (Mg): adult body contains about 20 g, 70% in bone (combined with calcium and phosphorus), remaining 30% in soft tissues and body fluids.