For women with BMI 18.5 to 24.9 (normal weight), gain 25 to 35 pounds
Confusion is often where disputes begin
Although there are alternative options of B12 supplemantation, such as oral pills, Vitamin B12 injections are the most effective delivery approach as they are best absorbed by th body since they bypass digestion by the stomach and intestines
Studies have demonstrated a strong association between intestinal microbiota and diseases like gastrointestinal diseases (e.g., gastroenteropancreatic neuroendocrine neoplasms, inflammatory bowel disease, and colon cancer), psychiatric diseases (e.g., Alzheimers disease, multiple sclerosis, and Parkinsons disease), respiratory diseases (e.g., bronchial asthma, chronic obstructive pulmonary disease, and infectious lung diseases), cardiovascular diseases (e.g., atherosclerosis), metabolic diseases (e.g., obesity and type 2 diabetes), immune diseases (e.g., rheumatoid arthritis and ankylosing spondylitis), and so on ( However, relatively sparse research has been done on the possible link between the gut microbiota and thyroid disease, where the concept of thyroid-gut-axis was proposed lately ( Table 1 , Figure 1 )
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