TUG-770 is a potent, selective and orally active GPR40/FFA1 agonist with an EC50 of 6 nM for human FFA1. TUG-770 shows a high selectivity for FFA1 over FFA2, FFA3, FFA4, PPARγ, other receptors, transporters, and enzymes. TUG-770 can be uesd for type 2 diabetes research