As a whole b12 serves as co-factor for many reactions in the body including proper functioning of the nervous system, metabolism, neurotransmitter production, DNA repair, cell membrane production, and more
Jensen RT, Battey JF, Spindel ER, Benya RV
10.1016/j.neubiorev.2019.05.010 Pubmed Abstract CrossRef Google Scholar View reference in article 8
Additionally, a double-blind, parallel-group, placebocontrolled trial (considered the gold standard in clinical research) was conducted on 50- to 80-year-old Japanese individuals diagnosed with mild cognitive impairment to examine the efficacy of oral administration (3 gms/day mycelial powder) of Lions Mane ( Hericium erinaceus ) [13] The Lions Mane group showed significantly increased scores on the cognitive function scale compared with the placebo group at weeks 8, 12, and 16 of the trial