What causes a sulfur taste in your mouth?
Halitosis (bad breath) is mostly caused by sulphur-producing bacteria that normally live on the surface of the tongue and in the throat. Sometimes, these bacteria start to break down proteins at a very high rate and odorous volatile sulphur compounds (VSC) are released from the back of the tongue and throat.
What makes everything you eat taste like metal?

Metallic taste has been identified as a symptom of some food allergies. If you experience distorted taste after eating a certain type of food, such as shellfish or tree nuts, you may have a food allergy. Speak with your doctor if you believe you have this type of allergy.
Why does my gas smell like sulfur?
Your gas may smell like rotten eggs because of the sulfur in fiber-rich foods. Sulfur is a natural compound that smells like spoiled eggs. Many vegetables are sulfur-based. If this is causing your flatulence, a simple change in diet will be sufficient treatment.
Why do I have a taste of sulfur in my mouth?
Sinus infection: Sounds like a sinus infection. If you were taking an antibiotic, sometimes this causes a funny taste in mouth. frequent urination, dry mouth, sulfur burps, fatigue, weight gain dry skin and hostility for no apparent reason are the order of the day, what gives?

Is it normal to have a metallic taste in your mouth?
If you are taking any of these medicines, it is quite normal to have a metal mouth. Though you can consult a doctor about this, this is nothing serious as the taste will recede once the medication is stopped. People undergoing cancer treatments like radiation and chemotherapy may also feel a metallic taste in their mouth.
What foods have a metallic taste to them?
Multivitamins with copper, zinc, or chromiumcan leave a metallic flavor. So can cold lozenges that are made with zinc. The good news: The metallic taste should go away soon after you take the pills.
Why do cold lozenges have a metallic taste?
Your prenatal vitamins, iron, or calcium supplements could be the cause. Multivitamins with copper, zinc, or chromium can leave a metallic flavor. So can cold lozenges that are made with zinc.