On a standard diet, people often discuss the dangers of too much sodium, but it would seem that people on a ketogenic diet must be just as concerned with sodium deficiency. (paleoketogenicdiet.com)
While sodium deficiency is extremely rare in modern diets, relative potassium deficiency is common and widespread and often potassium supplementation is the only viable method of bridging the gap to maintain a proper sodium / potassium ratio. (bio-alternatives.net)
This may sound unappealing, but for those with aldosterone or sodium deficiency it will likely taste great. (holtorfmed.com)