hyperpigmentation went away with b12 injection Acquired hyperpigmentation, often on the hands and feet, can be a sign of vitamin deficiency. It is reversible once the B12 deficiency is corrected. Keep in mind, this isn’t the only cause of ➡️Knuckle hyperpigmentation due to Vitamin
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Furthermore, the high dosage (typically 1,000 mcg or more per serving) allows for passive diffusion in the gut
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However, its weight loss benefits have been widely documented

Read them, you will invariably find errors but you will find dates and times of diagnoses, treatment