Blood pressure patients: Rock salt contains the amount of sodium, which can increase blood pressure. High BP patients should not consume or consume it at all.

Heart Patients: Excess Sodium Intake can prove to be dangerous for people with heart related problems. Rock salt can put pressure on the heart by increasing blood pressure and fluid retention.

Kidney patients: If the kidney does not work properly, excess sodium is not able to come out of the body. In such a situation, rock salt can worsen the condition of the kidney.

Diabetes patients: More rock salt can also be harmful for diabetes patients. It can affect blood pressure and sugar level.

Thyroid patients: Thyroid patients need iodine, while rock salt does not contain iodine. Due to this, thyroid imbalance can increase.

Pregnant women: Sodium and iodine balance is very important for women during pregnancy. In such a situation, excessive consumption of rock salt can affect both health and child.

Elderly people: Elderly often have problems related to high BP, diabetes or heart. In such a situation, the intake of rock salt can spoil their overall health.