 [ Symptoms ] can i take the following vitamin dosages together  26 years old hiv+ male fairly good health b12 @ 1 000 mcg b6 @ 100 mg c @ 2 000 mg d3 @ 2 000 iu i do not drink caffeine or any other form of stimulants 8 years now daily anti retroviral cocktail i do get headaches and joint pain sometimes take 600 to 800 mg of ibuprofen should i not mix this with these vitamins  please provide as much detail as possible to help me better understand my choices [ Disease ] no because it not ideal for you to take all the vitamins together