Oral absorption of peptides and nanoparticles across the human intestine: Opportunities, limitations and studies in human tissues ScienceDirect DIHEXA is a neurogenic peptide designed to enhance cognitive function by increasing synaptic density in the brain. Unlike stimulants that offer temporary boosts, Dihexa supports long term brain health improving communication between Hydroxyapatite weakens acids and is a calcium source for the teeth during acid attacks Bioniq Possible Drug Repurposing and Accelerated Wound Healing Regenerative Engineering and Translational Medicine Springer Nature Link In silico study of hyposalivation and sugar exposure on biofilm dysbiosis JADA Foundational Science