Since vitamin C is a water-soluble vitamin, any excess is excreted in the urine in a few hours. Current U.S. recommendations call for 75 mg of vitamin C per day for adult women and 90 mg per day for ...

Medically reviewed by Sohaib Imtiaz, MD Key Takeaways Magnesium's half-life is about 8 to 9 hours, meaning half of it remains ...

Antibiotics: Specific antibiotics, such as quinolones and tetracyclines, can interact with zinc in the gastrointestinal tract. When taken together, it may reduce the absorption of ...

How long alcohol stays in the body and why the timing is different for everyone. A doctor shares how the liver breaks down ...