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The injections deliver a concentrated dose of this vital vitamin directly into your bloodstream for rapid absorption, making it especially beneficial for those who may have absorption issues

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They are not drugs, supplements, or therapies, and have not been approved by the FDA or any regulatory authority for human or veterinary use

That comes from a different trial: the Phase 1 single-dose study in lean participants, where -hydroxybutyrate started below the assays detection floor and reached 708 mol/L at 4.5 mg by day 8 a large, dose-ordered rise in a lean cohort. The MASLD substudy, by contrast, found ketones moving only at 4 mg and above in a group with insulin resistance damping the readout