POTASSIUM TABLETS A lack of potassium can be caused by a number of factors but potassium is an essential electrolyte that contributes to numerous functions within your body. These potassium tablets can help support your normal muscle function, blood pressure and nervous system. We recommend you take 2 potassium tablets daily. We recommend you take this potassium supplement with a full glass of water, preferably with food. These 200mg potassium tablets are made from 400mg potassium chloride. Food sources of potassium include fruits, vegetables, seeds and nuts. These potassium tablets provide an efficient way to add extra potassium to your diet and just two tablets a day provides a whopping 400mg of this essential mineral. These potassium tablets are suitable for both vegans and vegetarians.