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Because these injections are delivered into the muscle, they are absorbed more directly and predictably than oral supplements
Some patients respond better to divided doses of 125-250 mcg twice daily
Animal research has also explored potential cognitive and neurological effects, including inflammatory and epigenetic pathways involved in age-related cognitive decline
Optimal dosing frequency: The peptides short plasma half-life (~0.5-2 hours) suggests frequent administration might sustain tissue concentrations more effectively than single daily dosing, but no formal dose-frequency comparison trials exist
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