The compound that regulates both glycolysis and gluconeogenesis is:
Fructose 2,6 bisphosphate Potent activator of PFK-1 inhibitor of gluconeogenic enzyme fructose 1,6 bisphosphatase. This helps in reciprocal regulation of glycolysis and gluconeogenesis.
Fructose-1,6-bisphosphate
Fructose-2,6-bisphosphate
Citrate
Glucose-6-phosphate
Galactose and fructose metabolism