Phase I studies from the late 1980s using IGF-1 to treat Larons Syndrome (GH insensitivity) revealed effective increase in linear growth reaching adult heights using doses ranging from 80 to 240 g/kg/day [264268]
B12 injections provide significant benefits including increased energy levels, improved mood, cognitive function, and alleviation of deficiency symptoms, especially for at-risk groups like older adults and those with digestive disorders
Consider intramuscular vitamin B 12 injections instead of oral replacement for suspected or confirmed vitamin B 12 deficiency caused by diet if: The person has another condition that may deteriorate rapidly and have a major effect on their quality of life (for example, a neurological or hematological condition such as ataxia or anemia)
Women with confirmed or suspected B12 deficiency should discuss appropriate supplementation with their GP or midwife to support optimal outcomes for both mother and baby
Studies show that vegans, and even some vegetarians, require B12-fortified foods or supplements to meet their daily needs[10]
such patients with regular and chronic ethanol consumption be monitored for the desired therapeutic response to vitamin B12