It works by stimulating your dermal papilla cells the tiny command centers at the base of each hair follicle that tell your hair when to grow, how thick to grow, and when to stop [1]
If youre taking a supplement or eating fortified foods (such as breakfast cereal), your body can skip the first step of breaking B12 off from the protein, making absorption easier
The choice between medications should rest primarily on efficacy data, tolerability, availability, and cost rather than the B12 inclusion, which is valuable in both formulations
A deficiency in one or more vitamins can lead to a wide variety of health problems, including fatigue, hair loss, and even death
Its stated standard is at least 98% purity verified by HPLC and mass spectrometry, which is a lower published floor than most suppliers here advertise, though the actual certificate exceeds it