Yes, it is generally safe to take digestive enzymes while pregnant. The enzymes are not expected to pass through to the fetus as they do not enter the bloodstream significantly. However, it is important to identify if there are any specific foods causing your bloating and try to avoid them if possible. Incorporating certain lifestyle changes can also help reduce bloating, such as eating smaller meals more frequently, sitting while eating, avoiding carbonated drinks and gum, refraining from lying down right after eating, and wearing loose-fitting clothing.