Potassium Chloride
Potassium Chloride is a tier 1 form of Potassium, used in 1,343 on-market products and providing 52.4% elemental potassium by weight.
1,343
on-market products
tier 1
quality tier
52.4%
elemental fraction
Basis: KCl, MW 74.55
Why this tier: Standard reference form used in essentially all major clinical hypokalemia/blood-pressure trials.
Source: Whelton PK et al. 1997, JAMA 277(20):1624-32, PMID 9168293