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Journal of Clinical Pharmacology
Because absorption is limited, raising serum B12 with pills is a gradual, cumulative process that can take weeks or months of consistent daily use
The nasal spray format provides a convenient, non-invasive delivery method, offering enhanced absorption and ease of use for consistent daily support
The foundational mechanism papers from the Washington State University lab that described how Dihexa works were retracted in April 2025 following a misconduct finding, with a third paper under an Expression of Concern since 2021
Combine with precursors: Nutrients like Nacetylcysteine (NAC) provide cysteine, a building block your body needs to synthesise glutathione efficiently
