You can check the TDS level at your home easily. So a very low TDS unite can cause mineral deficiency and several diseases. You can go with minimum 80-100 TDS level, which is fine to drink. Now you can control the TDS level in water with TDS controller. read more
15PPM TDS is not safe for drinking. Because it will be lacking all essential natural minerals which are important for our health. Water contains some natural minerals in it which is essential for our body. Some of the most important minerals in water is: Calcium; Sodium; Potassium; Magnesium and more; You must know the idle level of TDS for drinking. read more
No 15 TDS is not safe for drinking water .TDS below 100 remove essential mineral like calcium and magnesium . desirable limit for TDS is 500 . I would suggest that use drinking water at least more than 100 . read more