GP can find treatment info for those with and without neuro symptoms in their copy of BNF book Chapter 9 Section 1.2 Some UK areas have local B12 treatment guidelines which in some cases are very out of date
When it was recognized that pellagra, a condition marked by diarrhea, dermatitis, dementia, and mortality, could be treated with foods containing NAD+ precursors, particularly vitamin B3, the clinical significance of maintaining NAD+ levels was established in the early 1900s (9). Notably, the skin does not flush with NAD+ injection, in contrast to vitamin B3 (niacin) intake, which also causes this negative effect (10). Low NAD+ levels have recently been associated with a variety of age-related ailments and diseases linked to increased oxidative/free radical damage, including diabetes, heart disease, vascular dysfunction, ischemic brain injury, Alzheimers disease, and vision loss (8, 11-17)
Q: How should this supplement be consumed
Furthermore, because of the possibility of adverse effects on a nursing infant, this therapy is generally avoided in women who are breastfeeding
This follicle diameter is also positively associated with pregnancy rate and embryo survival rate [20]