Vitamins and Supplements

7 warning signs your vitamin D may be dropping as the days get shorter

The body makes most of its supply from the sun, and once October ends the pipeline largely shuts down across much of the country.

Taking melatonin every night for a year: a large study flags a serious heart signal

The bedtime supplement millions reach for is looking less harmless when the habit stretches past twelve months.

7 common supplements to avoid if you take warfarin or a blood thinner

Some are in nearly every kitchen cabinet, and your doctor may have no idea you take them.

A once-weekly menopause patch just got a lot cheaper to access

The weekly patch tackles two of menopause's toughest problems at once, and the long-standing price gap may finally start to close for millions of women.

Daily vitamin C cut deaths nearly in half in a randomized blood cancer trial

Researchers tested a cheap, everyday vitamin in people with a quiet blood disorder, and the survival numbers caught them off guard.

7 warning signs your vitamin D may be dropping as the days get shorter

The body makes most of its supply from the sun, and once October ends the pipeline largely shuts down across much of the country.

Taking melatonin every night for a year: a large study flags a serious heart signal

The bedtime supplement millions reach for is looking less harmless when the habit stretches past twelve months.

7 common supplements to avoid if you take warfarin or a blood thinner

Some are in nearly every kitchen cabinet, and your doctor may have no idea you take them.

A once-weekly menopause patch just got a lot cheaper to access

The weekly patch tackles two of menopause's toughest problems at once, and the long-standing price gap may finally start to close for millions of women.

If you take prednisone or steroids, these foods could work against you

The drug helps with asthma, arthritis and more, but everyday foods can amplify side effects.

High-dose vitamin D may protect memory in older adults who struggle with sleep

A small Emory study points to a dose most people never take.

If you take antibiotics, these common foods may make them less effective

A glass of milk, a beer or a wedge of grapefruit can quietly derail your prescription.

New study examines the effects of taking a daily multivitamin

A new study has examined what happens when older adults take a multivitamin every day.

From fatigue to weight gain: 8 signs your body may be low on iodine

The mineral that keeps your thyroid running is quietly disappearing from some American diets.

If you take amlodipine or felodipine, you may need to avoid 4 foods

The interaction is well documented, but the risk depends heavily on which drug you take.