Vitiligo is a condition that causes patchy loss of skin coloring (pigmentation). The average age of onset of vitiligo is in the mid-twenties, and can be the result of antibodies directed against the pigment producing cells of the skin (melanocytes).
Urinary MMA is a Superior Test For Detecting B12 Deficiency, and for Good Reason.
The MMA Test Teaches a Lot About Why B12 is So Important for Energy
First Study to Find a Link