Japanese neuroscientists have developed a nasal peptide therapy that successfully reversed Alzheimer's like symptoms in mice, restoring memory and cognitive function to levels comparable to healthy animals. Administered through the nasal cavity, the BPC 157 Liquid Spray Research Peptide Pure Bio Labs BPC 157 and TB 500 Nasal Spray Transparent Peptides The Human Lab Rats Injecting Themselves with Peptides Office for Science and Society McGill University BPC 157 + TB 500 Nasal Spray A Z Guide