For vitamin B12, this relatively modest daily requirement reflects the body's efficient recycling mechanisms and the vitamin's storage capacity in the liver, which can maintain reserves for several years (typically 2-5 mg)
Most acute side effects (nausea, flushing, fatigue) diminish over the first 1 to 2 weeks as your body adjusts
See bacteriostatic water vs sterile water for the diluent breakdown
They are recognized by PRRs [e.g., lipopolysaccharide (LPS) from Gram-negative bacteria (recognized by TLR4), flagellin (TLR5), lipoteichoic acid and peptidoglycan from Gram-positive bacteria (TLR2), viral nucleic acids, like double-stranded RNA (TLR3) and unmethylated CpG DNA (TLR9)], triggering the innate immune response
PMC 2175300
Many of the risk factors for developing Barretts esophagus such as age, weight, gender, hiatal hernia and family history are also risk factors for developing cancer