Calcarea Fluorica 6X cells or your body turn the food you eat into energy so you can work and play, think, sleep, and generally go about the business of living. You take extra vitamins and minerals in case they are not supplied in sufficient quantities in your diet. But the cells themselves, who are doing all this work, require a special fuel. THis is why you may need the 12 Tissue Remedies to keep these worker cells strong and healthy. Body cells have different jobs to do, and while one tissue remedy benefits certain groups of cells, another remedy goes to sustain other groups. That's why there are 12 different Cell Salts.