Postexertional malaise (PEM) is a criterion for ME/CFS
Jin L, Li D, Alesi GN, Fan J, Kang HB, Lu Z, et al
Research indicates DSIP co-localizes with multiple hormonal mediators in the pituitary, including ACTH, TSH, and melanin-concentrating hormone
Further, the elevated level of homocysteine is associated with other pathologies like autoimmune responses (diabetes I and diabetes II), neural development (neural tube defects), neurodegenerative diseases, and reproductive health as male and female infertility
You can get your injection every 2-3 months if your deficiency is caused by anaemia
Some studies indicate it may help with age-related mental decline and support nerve health in people with diabetes