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Convenience, Frequency, And Cost Injections Require syringes, safe disposal, and usually medical supervision Often weekly or monthly, depending on protocol Costs can add up with repeated clinic visits Nasal spray Takes a few seconds, wherever you are Easy to build into a daily routine No sharps, no office visit, and generally lower ongoing cost For many busy professionals, athletes, and biohackers, nasal sprays offer most of the benefits of injections with a lower barrier to consistent use

doi: 10.1111/febs.13634 97 PignanelliM.JustC.BogiatziC.DinculescuV.GloorG

Depending on the antibody, the functionality of the antibody can be affected

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