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18 A study in 2003 compared oral versus sublingual cyano-B12 (500 g per day for 8 weeks), and found that both increased B12 levels significantly without a significant difference between the two

If you have a deficiency, restoring your B12 levels will help you feel more energetic over time as your metabolism and red blood cell production improve

Our practitioners will contact you to discuss your results and recommend any necessary treatments

Therapeutic Delivery, 4(11), 1443-1467

However, this should never come at the price of causing harm to patients

Even if B12 isnt the primary cause, ensuring optimal levels supports your hair and your overall health