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b12 injections dosage chronic fatigue syndrome Vitamin Injection Dose for Adults: 7 Facts Cobalamin (vitamin B12) and Folate
Description
If a product page talks about ergothioneine, capsules, or "the longevity vitamin," you are looking at the supplement

Having an MTHFR variant does not mean you are broken

GIP (glucose-dependent insulinotropic polypeptide) further enhances insulin sensitivity and may directly influence fat metabolism in adipose tissue

so supplements will not help at all but will increase further blood test results ( unusable B12) With low B12 it is also common to have low folate ferritin and vitamin D