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Not because the math is hard, but because peptide blend vials don't state concentration the way single-compound vials do
J Adv Pharm Technol Res 4:48 Chellappan DK, Yee LW, Xuan KY, Kunalan K, Rou LC, Jean LS, Ying LY, Wie LX, Chellian J, Mehta M, Satija S (2020) Targeting neutrophils using novel drug delivery systems in chronic respiratory diseases
doi:10.1007/s10522-015-9570-3
Unlike oral B12 supplements, which depend on intrinsic factor production in the stomach for absorption and lose 5070% bioavailability in the digestive process, injectable B12 achieves near-100% bioavailability by delivering the vitamin directly into circulation
Most people take their injection once a week on the same day
