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Here are just a few key functions of B12: Supports red blood cell formation and oxygen transport Helps maintain nerve function and brain health Plays a role in mood regulation and focus Supports energy metabolism and fat/protein breakdown When your body doesnt get enough, symptoms like fatigue, brain fog, irritability, and weakened immunity often show up
For example, cholangiocarcinoma stem-like cells have been shown to retain iron due to low FPN1 expression levels and elevated ferritin content [100]
They work together to supply your nerves with energy, keep them functioning smoothly, and help to repair nerve fibers and restore nerve function
It works as part of a larger antioxidant network, helping vitamins like E and C remain active in your system for longer periods
Research indicates that endogenous growth hormone secretion declines substantially with aging, with levels at age 70 approximately 60% lower than at age 20