I have been on the Ketogenic Diet for going on 6 weeks now and I can tell you first-hand the effects that this way of eating as if you do not keep your electrolytes in check. Last week I had terrible right arm pain and I just did not feel good, ie: sluggish, light headed and anxious. I had been taking Keto Core vitamins but they gave me heartburn. So, I drank a large bottle of Smart Water and within minutes my symptoms faded away. If you do not any water with electrolytes, just add pink Himalayan salt to any water and that will work the same. Smart Water is quite expensive so you can rotate between a large bottle of Smart Water and store-brand inexpensive water with vinegar or salt. ...