Microbiome 16S V1-V3 rRNA gene sequencing, alignment, and initial filtering were performed by BGI
This is not optional, and any provider operating outside these boundaries puts patients at risk
As a practitioner, I see this all the time
This complex process means that conditions affecting the stomach or intestines can significantly impair B12 absorption, including pernicious anaemia, atrophic gastritis, previous gastric surgery, coeliac disease, Crohn's disease, and long-term use of certain medications (such as metformin, proton pump inhibitors, and H2 antagonists)
Vitamin B12 is an essential nutrient that supports red blood cell formation, neurological function, and DNA synthesis
B12 has been shown to help improve the nervous system functions