Ask the doctor.  You've emphasized that people generally eat too much sodium and not enough potassium.  Could I solve both problems at once by replacing my regular table salt with a substitute containing potassium?
Richard
R
Lee
D004039:Diet, Sodium-Restricted; D005247:Feeding Behavior; D007722:Health Knowledge, Attitudes, Practice; D006801:Humans; D006973:Hypertension / Q000517:prevention & control*; D017419:Potassium, Dietary / Q000008:administration & dosage*; D012982:Sodium, Dietary / Q000008:administration & dosage* / Q000009:adverse effects
D017419:Potassium, Dietary; D012982:Sodium, Dietary