Due to the high uptake in tumors and the fast clearance rate, the tumor-to-kidney (T/K) ratio of [68Ga]Ga-PSMA-Q (1.60 ± 0.08) was higher than those of [68Ga]Ga-PSMA-617 (0.14 ± 0.01, p < 0.05) and the other novel tracers. Here, FOLH1 is linked to neoplasm.