Hypertension and salt (sodium chloride)

One has to keep in mind that the no salt diet is not a general recommendation but must be tailored to every individual 

https://www.ncbi.nlm.nih.gov/pubmed/28202621

Low plasma K+ decreases Na+ excretion and diuresis

http://cochranelibrary-wiley.com/doi/10.1002/14651858.CD004022.pub4/full