Vitamin C and zinc are common supplements for immune health, but do they do anything? Here's what doctors say.

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A longevity expert reveals how immune systems begin aging after 35, making people more susceptible to infections and immune-related disorders over time.

Scroll through social media, and it won’t be long before you stumble on colostrum supplements—a buzzy nutrition trend that ...

It's unclear if these changes persist beyond the four weeks limited by the trial period, or what they mean for a person's ...

Autoimmune diseases can affect just about every part of the body – and tens of millions of people. While most common in women ...

Vitamin D2 supplements may negatively impact circulating levels of vitamin D3 and negate the latter's potential benefits, according to a new meta-analysis.

Packed with vitamins, antioxidants, and natural healing ingredients, these tiny shots can help strengthen your body’s defense system.

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As winter looms on the horizon, so do viruses and bacteria prepared to usher in annual colds and flu. The immune system is ...

Many common supplements may offer little benefit and even pose health risks, according to wellness expert Dr. Eric Berg.