High B12 is a marker, not a cause
Quick answer 5-Amino-1MQ is an educational research profile for people comparing mechanism, potential benefits, evidence strength, and related compounds in anti-aging & longevity
Qualitative and Quantitative Validation of the FACIT-Fatigue Scale in Iron Deficiency Anemia. Health and Quality of Life Outcomes 13 (2015): 60
The Benefits Even if you dont suffer from a deficiency, a B12 boost can still provide a number of benefits, from reducing the risk of deficiency-related conditions to improving brain function, bone health and giving you an overall energy boost: Reduced risk of associated complications Even if you arent showing pressing signs of a B12 deficiency, many of us still arent getting the right volume every day, particularly if were sick, pregnant or breastfeeding
C., Bierer, B
Methylcobalamin should be used because it helps the liver function much more efficiently