If you are experiencing symptoms such as fatigue, weakness, numbness, or memory problems, these could be signs of a B12 deficiency
Before starting any longevity protocol, the Precision Peptide Genetic Test analyzes 14 pathways, 49 peptides, and 150+ genetic insights including variants in MTHFR, MTRR, COMT that shape your baseline methylation biology
Reduce tingling and numbness by improving nerve health and function
Monthly injections are well suited to maintenance, keeping already-healthy levels healthy, but they are often not enough during the correction phase for someone who is significantly deficient
One 12-week randomized clinical trial found that subjects receiving 1mg daily lost an average of 2.6kg compared to 0.8kg in the placebo group
These next tests are not specific to diagnosing vitamin B12 deficiency but they do give you a general idea as to whether or not your body is able to utilize B12