Biotin does not cause any severe side effects, but it may interfere with certain medicines and laboratory test results.

For example, St. John’s wort can interfere with how medicines are metabolized in the liver, while ginseng and ephedra may ...

Electrolyte beverages are rarely useful to people who get a normal amount of exercise and spend most of their time indoors. However, they can be helpful in certain circumstances—such as when you're ...