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To address the critical issue of BBB permeability, studies using [H]Dihexa and [C]inulin in rats revealed that Dihexa avidly concentrated in all examined brain regions including the prefrontal cortex, hippocampus, hypothalamus, striatum, thalamus, midbrain, brain stem, and cerebellum, compared to blood

This is a fundamentally different product than what you find on "research chemical" websites

As shown in Figure 7, the three peptides were essentially equally effective in reducing the epidermis to the approximate average normal thickness for murine viable epidermis, excluding the stratum corneum, of 17.5 m (Wei et al., 2017)

This was the second of 2 recent discoveries centered around gut-derived immune cells that get into the brain
