Whether you're staying hydrated throughout the day or fueling for activity, these are the best electrolyte powders based on research and insights from experts.

Collagen powders, capsules, or drinks — which form works best? Compare the benefits, costs, and effectiveness of collagen supplements for healthier joints and skin.

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Iron supplements can interact with common medications. It's important to know which medications to avoid taking with iron and how to space them apart properly.

Promises of glowing skin and stronger joints sound great. The science behind collagen supplements is more complicated.

A harrowing story of survival in Auschwitz has been misinterpreted by some viewers, sparking online discourse.