Salt substitutes: Are they safe?

The article discusses whether the salt substitutes are safe or not. It presents a case study of a 55-year-old lady with hyperkalemia were it was found that she use to intake low sodium salt substitute. She was treated with anti-hyperkalemic measures and her symptoms were resolved completely after correction of hyperkalemia. It proposes that the use of "low salt" substitutes without the awareness of its potential life threatening side effects may develop hyperkalemia.