Homoeriodictyol, a naturally occurring, bitter-masking flavanone, as a promising agent to increase appetite and food intake. The flavanone homoeriodictyol can increase SGLT-1-mediated glucose uptake but decrease serotonin release in differentiated Caco-2 cells.In contrast to other polyphenols, the flavanon Homoeriodictyol promotes glucose uptake by 29.0 ± 3.83% at a concentration of 100 μM.

2-Methyl-5-HT is a potent and selective 5-HT3 receptor agonist with anti-depressive-like effects.

LP-211 is a brain penetrant selective agonist for a 5-HT7 receptor (Ki: 0.58 nM) and >300-fold selectivity over the 5-HT1A receptor.