There are a number of reasons why you might be experiencing a metallic taste on your tongue. The positive news is that this is not a serious condition and is mainly a concern of hygiene.
This happens if you have poor dental hygiene and do not brush your teeth and gums on a regular basis. This might cause an abscess to form and pus accumulates inside it. This leads to the metallic taste on your mouth. If this is the case, then visit your dentist to get the teeth cleaned and make sure to gargle and drink a lot of water to get rid of the taste. You would need to change your daily habits to incorporate cleaning your mouth area a minimum two times a day. You can also take a pinch of baking soda and rub this on your tongue and teeth gently for a period of five to ten minutes. This will help in removing the metallic feeling and your mouth will feel clean and fresh. Make sure to do this every four to five hours. You could also use Listerine or another mouth wash along with a tongue cleaner to remove the metallic taste from your mouth.. Every morning after brushing your teeth, you can use a tongue cleaner to rid yourself of the taste of gingivitis that would have formed throughout the night.
Consuming food or water that is contaminated with metals such as lead, mercury and high amounts of iron also lead to a metallic taste in the mouth. It is best to check the food you eat or change your eating habits. The long term effects of these metals in your system might be a lot more severe. Other causes of this symptom might be that you have contracted jaundice or have gastritis this is because the stomach is directly connected to your mouth and the glands in it. Get yourself checked by a doctor if you think this might be the case. Also look at the medication you are taking sometimes you feel the metallic taste on your tongue because of the after taste the medication leaves in your mouth. You could drink some lime juice and soda to rid yourself of this taste. You should also consume a lot of citric juices and foods prepared with a little vinegar as it helps cure the metallic taste in your mouth. This also stimulates the production of saliva which fights against bacterial growth.
answered by G M