But Vitamin B12 is a water soluble compound and the body can take only a certain amount of it and the excess is passed with the urine
Benefits include improved energy, better sleep, elevated mood (it raises serotonin), increased focus, hormone regulation, hair growth + so much more
Although not as statistically meaningful, other supplements were associated with the following increases in the risk of death during the study: multivitamins (2.4%), vitamin B6 (4.1%), folic acid (5.9%), magnesium (3.6%), zinc (3.0%), and copper (18.0%)
How Much Vitamin B12 Do I Need
Conclusion: We have shown that illicit drugs used in PCT may be substituted, adulterated, or contain no active ingredients