Moderate evidencemineral
Phosphorus for Muscle Cramps
Maintains cellular membrane potential and electrolyte balance. Supports calcium-phosphate homeostasis for neuromuscular function.
How strong is the research?
Moderate evidence
Based on cohort study data — strong observational evidence.
Research source
SourceMaughan RJ et al. · Sports Medicine 2016How much to take
500–800 mg
Rare as isolated deficiency. Check electrolyte panel if cramps persist.