Rodent model that shares the same human enzymatic glucose transport pathways to transfer glucose from the placenta to the fetal circulation demonstrates that cannabis exposure during gestation blocks this pathway and negatively impacts fetal growth.

Medical Mythbusting Commentary for January 20, 2020

Cannabis use during pregnancy impacts fetus growth: study

9-tetrahydrocannabinol exposure during rat pregnancy leads to symmetrical fetal growth restriction and labyrinth-specific vascular defects in the placenta