OXYPOWDER & METAL Taste in Mouth HElp Please??

Hi I have a question, i started teh Oxypowder 11 days ago and I have a very sour/metal tatse in my mouth, I am not sure what is going on? I dont drink a multi vitamin, I wonder if maybe it took nutrients form y body too? this taste is driving me nuts! let me know if this goes away, or if you have had this happen too thanks Tweet