Supplements Guide: Side Effects & Best Multivitamins

Vitamins and supplements like melatonin and fish oil offer health benefits but can cause side effects if misused. Learn about the impact of saw palmetto on blood pressure and find the best multivitamins for young women and adults over 50.

Young woman eating yogurt while sitting on kitchen counter

Does Stomach Acid Kill Probiotic Supplements?

Probiotics are microorganisms — typically bacteria — that are thought to be beneficial to digestion and in preventing certain illnesses. Sometimes called "good" or "friendly" bacteria, probiotics are available in supplement form and are added to foods such as yogurt.

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