Both UVA and UVB rays can damage your skin, just in different ways. One causes premature aging, the other is more prone to causing sunburn, DNA damage, and skin cancer.

This vitamin C-rich serum is the one to choose if you are prone to acne, Dr. Day says. It’s not oily or greasy, so it won’t clog your pores. Plus, three antioxidants (phloretin, vitamin C and ...

Discover the critical importance of vitamin B12 in combating fatigue and maintaining overall health. Cardiologist Dr. Alok Chopra explores dietary sources, deficiency signs, and the risks for ...

DEAR DR. ROACH: I am 73, and I was worried about dementia. Turns out, I am “normal.” However, the neurologist told me to take 2,000 mcg of B12 daily. My multivitamin has 100 mcg, which is ...

Dear Dr. Roach: I am 73, and I was worried about dementia. Turns out, I am "normal." However, the neurologist told me to take 2,000 mcg of B12 daily. My multivitamin has 100 mcg, which is 4,167% ...

A Harvard study found that vitamin D supplements may help slow biological aging by protecting telomeres, the protective caps on DNA. Over four years, participants who took vitamin D lost fewer DNA ...

You’ve tried vitamin C, hydroquinone, and countless expensive brightening products to fade stubborn dark spots, but licorice root extract might be the gentle yet effective solution you’ve been ...

A team working with a type of blue-green microalgae called Spirulina, a very common health supplement powder, managed to alter its bioactive ingredients to include the same vitamin B12 nutrients found ...

Within the life sciences switching mechanisms are pervasive at all levels, from molecules to cells and tissues. Their operation can be a key determinant of health or disease. Whilst the existence and ...

A comprehensive study of older adults in Swedish nursing homes found no connection between vitamin D deficiency and persistent nonspecific symptoms, including confusion, restlessness, fatigue ...