Given the importance of purine-containing molecules for survival, vertebrates, including humans, have developed robust systems for synthesizing sufficient purine nucleosides for their metabolism using readily available materials (such as glucose, glycine, and glutamine), as well as recycling purine nucleosides from throughout the body or from the diet
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Water-soluble, it is ideal for rapid and efficient absorption
This means every vial has been compounded under pharmaceutical-grade conditions, tested for sterility and potency, prepared specifically for human administration under a valid prescription, and tracked from source to patient
PubMed Central, doi:10.1016/bs.apcsb.2019.01.001