Guide
D-Ribose for Heart Failure and Fibromyalgia: What the Energy-Substrate Trials Show
May 12, 2026 · 3 min read · D-Ribose is a five-carbon sugar that sits at the base of every adenosine nucleotide — including ATP and the purine nucleotide pool. Cells synthesise ribose-5-phosphate from glucose via the pentose phosphate pathway, but the de novo regeneration of nucleotides after ischaemic inju…