Humans aren't capable of regenerating lost limbs, but our bodies can heal from many wounds. Whenever we scratch or cut our skin, for example, skin stem cells move in to regrow the epidermis and repair ...
Vitamin B12 is almost exclusively found in animal products, and this essential vitamin can be difficult for vegetarians and vegans to obtain. It is made through bacterial fermentation in the gut, ...
Vitamin B12 is long understood as a vital nutrient required for red blood cell formation and nerve function, but a new ...
For most animals, making vitamin C is as ordinary as breathing. Somewhere deep in the liver, a small enzyme quietly finishes ...
Your thyroid is a small, butterfly-shaped gland that sits at the front of your throat. It uses the mineral iodine (obtained through the diet) and the amino acid tyrosine (which your body makes on its ...
A new study found that vitamin D supplementation improved a key marker of biological aging—but it's probably too soon to rush to the drugstore. Here's what to know.