Potassium

• Potassium can prevent and control high blood pressure. Good sources of potassium are various fruits, vegetables and fish.
  
  

Calcium

• Calcium has been shown to help lower blood pressure, although whether or not a supplement is as effective as calcium in the diet is under debate. There are no harmful side effects in properly taking a calcium supplement, however.
  
  

Magnesium

• Magnesium is debated often regarding its effect on blood pressure. It does lower diastolic blood pressure, although how much it does so is where the debate starts.
  
  

Omega-3

• Omega-3 fatty acids come from cold water fish or fish oil supplements. Keeping the proper ratio between omega-3 and omega-6 is very important for blood pressure.
  
  

Garlic

• Garlic has shown a positive effect in those with cardiovascular disease. It has the added advantage of being something one can use to replace salt in seasoning dishes.