I have absolutely no data to base this on, but I would expect that for both brands the net effect on sales will be positive because these campaigns have raised

I have absolutely no data to base this on, but I would expect that for both brands the net effect on sales will be positive because these campaigns have raised brand awareness. In this advertising filled world standing out amongst the flood of stimuli is more important than anything. What is pivotal in the buying decision of the mentioned mom bloggers is more likely if their husband or child asks for the product (in this case Dr. Pepper). Not if they are angry about one of their marketing campaigns.