β-hydroxybutyrate is a testament to the millions of years of our evolution, transcending mere molecular classification, as it has remarkable effects on the body and mind. — β-hydroxybutyrate is not just another molecule. It’s a potent byproduct of our evolution. β-hydroxybutyrate (BHB) plays several vital roles in our cells, tissues, and organs. Besides reducing inflammation, it can create alternative energy, serve as a signaling molecule, enhance cognitive and neurological function, neutralize free radicals, lower blood glucose levels, and improve insulin sensitivity.