Standard protocols suggest 8-12 weeks on followed by 4-8 weeks off
Autism Methylation and Autism Folinic Acid Autism Link: Understanding Cerebral Folate Deficiency MTHFR gene, Methylation, and Autism Exploring the Link References Atkuri KR, Mantovani JJ, Herzenberg LA, Herzenberg LA
That depends on your situation
TB-500 specifically has limited published human data, though practitioner reports consistently describe faster recovery from soft tissue injuries when it is added to a peptide protocol
Using the connectivity map to discover compounds influencing human osteoblast differentiation
As a result, a patient experiences a rapid, beneficial effect from the B12 deficiency treatment