A challenge with this vitamin is that some people can eat plenty of B12-rich foods but still can't absorb it properly
Even at very low, nanomolar amounts it switches on the skin's repair programs prompting fibroblasts (the cells that build the skin's scaffolding) to lay down fresh collagen and support molecules, while dialling down the inflammation and oxidative stress that age tissue.[2][3] There's also the gene-level angle
Keep the math in milligrams unless a product insert or qualified clinician gives a specific prep volume
Physicians may become more comfortable prescribing them
Liu, T., Liu, Y., Zhao, X., Zhang, L., Wang, W., Bai, D., Liao, Y., Wang, Z., Wang, M., & Zhang, J
These factors include the ingredients' quality, the type of medical facility providing the treatment, geographic location, and prescribed treatment protocols