Dietitians and an internal medicine doctor explain the importance of vitamin C, if getting extra has any benefits, and if ...

Magnesium is a popular sleep supplement, and some claim they've become addicted to it, though experts say that's not what's happening.

Sleep-deprived adults performed better on cognitive tests after taking certain amino acid supplements. Multiple 2025 studies ...

The first thing you could do to find out if you’re vitamin D deficient is try an at-home blood test – they’re readily ...

Vitamin C enhances iron absorption, and taking vitamin C with some other nutrients may help enhance the effects of each.

Hair, skin, and nail vitamins, while popular for enhancing appearance, can cause side effects like nausea, headaches, and ...

Vitamin D: The nutritionist suggests popping them always with breakfast, because “morning sunshine isn't just a phrase, it's ...

Losing one’s hair is common. It is not only psychologically debilitating, but it can have a major effect on self-esteem. It’s ...

As flu season begins, getting more zinc is a great way to boost your immune system—just be careful not to take it with these ...

“Leafy greens like spinach, kale, and broccoli [and Brussels sprouts] are full of vitamin K, which plays a big role in ...

A Thai couple were rushed to hospital after experiencing chest tightness and difficulty breathing following brain supplement consumption.

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