found that efficacy was consistent across mRNA, DNA, viral vectors, and inactive viruses and that differences in trial design, population characteristics and other factors were stronger contributors to heterogeneity than vaccine modality
A deficiency or lack of Vitamin B12 is quite common in the over 65s, those diagnosed with pernicious anaemia, and in anyone who follows a vegan, strict vegetarian, or extreme/fad/restricted diet for a long time without taking a B12 supplement or eating fortified foods
From our experience, higher gauges like the 30-31G needles from Insumed and BD cause minimal pain, even though they take a few extra seconds to inject
It's been purified by distillation or equivalent methods, stripping out pyrogens (fever-causing substances), particles, and microbial contamination
Injectable HCG typically ships in powder form (lyophilized) and needs to be reconstituted before use