The reason is unapologetically unglamorous and worth understanding
Regulation of the vitamin B12 metabolism and transport in bacteria by a conserved RNA structural element
Our bodies are designed to heal, but sometimes they need a little help
Nothing contained on this page is intended to create a doctor-patient relationship, replace or be a substitute for a registered medical practitioner's medical treatment/advice or consultation
This can be due to a number of factors, including pernicious anemia, Crohns disease, and celiac disease
(Native, unmodified recombinant human IGF-1, sold as mecasermin/Increlex, is FDA-approved only for a narrow pediatric growth-failure indication and is chemically distinct from the LR3 analog.) In the US it is manufactured and sold almost exclusively as an unregulated "research chemical" labeled "not for human consumption," a labeling practice peptide vendors use to avoid marketing it as an unapproved drug