Vitamin B6 can also influence serotonin and dopamine levels, which can impact your sleep if taken too late, Keatley says. “For individuals using a B-complex supplement, morning with breakfast is often ...

Vitamin B6 deficiency symptoms include mood changes, mouth sores, skin lesions, nerve damage, loss of muscle control, seizures, and more.

While prenatal vitamins help ensure you and your growing baby get the nutrition you need during pregnancy, they can cause some unpleasant side effects. "After all, pregnancy and nursing take a lot out ...

Vitamin intravenous (IV) therapy infuses vitamins directly into the bloodstream. It can also offer the body some extra hydration. While many people take vitamins and supplements each day or on a ...

Taking high-dose vitamin E supplements long-term can cause serious side effects like bleeding, stroke, and heart failure. Learn safe dosing and warning signs.

Iron is often sold in products that also contain vitamin C, which enhances iron absorption. There are considerations, as with all supplements.

"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." Not all of your supplements go together. Some need to be taken with food and others get a boost or even ...